# What is CVE-2021-46754? > CVE-2021-46754 is a critical-severity flaw (CVSS 9.1) in Ryzen 5300g Firmware from Amd, published on 9 May 2023. It is not on the list of flaws known to be exploited today. The latest forecast puts its chance of use in the next 30 days at 0.6%. If you run an affected version, plan in the vendor’s fix. Canonical page: https://www.precursorintelligence.com/what-is/cve-2021-46754 ## At a glance - **Verdict:** Fix this soon. Not confirmed as exploited yet, but serious or likely enough that it should not wait for a quiet month. - **Precursor Intelligence risk score:** 55 out of 100 (Medium); action: Plan remediation. Kept up to date as the evidence changes. - **Severity:** Critical (CVSS 9.1 out of 10) - **Known to be exploited:** No, not on the list of flaws known to be exploited today - **Chance of use in the next 30 days:** 0.6% (latest exploit-likelihood forecast) - **Published:** 9 May 2023 - **Record last updated:** 13 February 2024 - **Main product:** Ryzen 5300g Firmware from Amd - **Affected products:** 112 ## What is CVE-2021-46754? In plain terms It can be attacked from anywhere on the internet without logging in, and nobody has to click anything. If it works, the attacker can read data and change data. ### The official description Insufficient input validation in the ASP (AMD Secure Processor) bootloader may allow an attacker with a compromised Uapp or ABL to coerce the bootloader into exposing sensitive information to the SMU (System Management Unit) resulting in a potential loss of confidentiality and integrity. ### What kind of flaw is it? - CWE-20: Improper Input Validation ### How an attack on it works - Where an attacker can be: Anywhere on the internet - How hard it is to pull off: Easy: no special conditions - Login needed first: No login needed - Does someone have to click: No, nobody has to do anything - What an attacker gets: Can read data and change data Severity vector: `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N` ## Is CVE-2021-46754 being exploited? Not that we know of It is not on the list of flaws known to be exploited today. The latest forecast puts the chance of it being used in the next 30 days at 0.6%. That can change at any time, which is why we keep watching. Exploit likelihood over the last 7 days: 0.6%, 0.6%, 0.6%, 0.6%, 0.6%, 0.6%, 0.6%. ### Timeline - 9 May 2023: Published - 13 February 2024: Record last updated ### How Precursor Intelligence ranks it CVE-2021-46754 scores **55 out of 100 (Medium)**, with the action "Plan remediation". Every published flaw gets a risk score from 0 to 100, kept up to date as the evidence changes. Four things go into the score, from the one that counts most to the ones that count less: - Evidence it is being exploited: biggest factor - How severe it is: strong factor - How widely exposed it is: smaller factor - Threat activity around it: smaller factor 85 and above is Critical. Anything confirmed as exploited is always marked for an emergency patch, whatever its score. When this flaw matches software you track, it lands in your list with its score and the reasons behind it. ## Who is affected by CVE-2021-46754? The published record lists 112 products. - [Ryzen 5300g Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5300g_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 3100 Firmware](https://www.precursorintelligence.com/product/amd/ryzen_3100_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.5, comboam4v2_pi_1.2.0.8, picassopi-fp5_1.0.0.e, renoirpi-fp6_1.0.0.7 - [Ryzen 3300x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_3300x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.5, comboam4v2_pi_1.2.0.8, picassopi-fp5_1.0.0.e, renoirpi-fp6_1.0.0.7 - [Ryzen 3500 Firmware](https://www.precursorintelligence.com/product/amd/ryzen_3500_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.5, comboam4v2_pi_1.2.0.8, picassopi-fp5_1.0.0.e, renoirpi-fp6_1.0.0.7 - [Ryzen 3500x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_3500x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.5, comboam4v2_pi_1.2.0.8, picassopi-fp5_1.0.0.e, renoirpi-fp6_1.0.0.7 - [Ryzen 3600 Firmware](https://www.precursorintelligence.com/product/amd/ryzen_3600_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.5, comboam4v2_pi_1.2.0.8, picassopi-fp5_1.0.0.e, renoirpi-fp6_1.0.0.7 - [Ryzen 3600x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_3600x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.5, comboam4v2_pi_1.2.0.8, picassopi-fp5_1.0.0.e, renoirpi-fp6_1.0.0.7 - [Ryzen 3600xt Firmware](https://www.precursorintelligence.com/product/amd/ryzen_3600xt_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.5, comboam4v2_pi_1.2.0.8, picassopi-fp5_1.0.0.e, renoirpi-fp6_1.0.0.7 - [Ryzen 3800x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_3800x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.5, comboam4v2_pi_1.2.0.8, picassopi-fp5_1.0.0.e, renoirpi-fp6_1.0.0.7 - [Ryzen 3800xt Firmware](https://www.precursorintelligence.com/product/amd/ryzen_3800xt_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.5, comboam4v2_pi_1.2.0.8, picassopi-fp5_1.0.0.e, renoirpi-fp6_1.0.0.7 - [Ryzen 3900 Firmware](https://www.precursorintelligence.com/product/amd/ryzen_3900_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.5, comboam4v2_pi_1.2.0.8, picassopi-fp5_1.0.0.e, renoirpi-fp6_1.0.0.7 - [Ryzen 3900x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_3900x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.5, comboam4v2_pi_1.2.0.8, picassopi-fp5_1.0.0.e, renoirpi-fp6_1.0.0.7 - [Ryzen 3900xt Firmware](https://www.precursorintelligence.com/product/amd/ryzen_3900xt_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.5, comboam4v2_pi_1.2.0.8, picassopi-fp5_1.0.0.e, renoirpi-fp6_1.0.0.7 - [Ryzen 3950x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_3950x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.5, comboam4v2_pi_1.2.0.8, picassopi-fp5_1.0.0.e, renoirpi-fp6_1.0.0.7 - Ryzen 1200 (af) Firmware by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - Ryzen 1600 (af) Firmware by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2200g Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2200g_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2200ge Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2200ge_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2300x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2300x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2400g Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2400g_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2400ge Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2400ge_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2500x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2500x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2600 Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2600_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2600e Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2600e_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2600x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2600x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2700 Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2700_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2700e Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2700e_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2700x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2700x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2920x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2920x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2950x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2950x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2970wx Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2970wx_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen 2990wx Firmware](https://www.precursorintelligence.com/product/amd/ryzen_2990wx_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Ryzen Pro 2100ge Firmware](https://www.precursorintelligence.com/product/amd/ryzen_pro_2100ge_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): comboam4pi_1.0.0.9, comboam4v2_pi_1.2.0.8, pinnaclepi-am4_1.0.0.d, raven-fp5-am4_1.1.0.f - [Athlon Gold 3150g Firmware](https://www.precursorintelligence.com/product/amd/athlon_gold_3150g_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): picassopi-fp5_1.0.0.e, pollockpi-ft5_1.0.0.4 - [Athlon Gold 3150ge Firmware](https://www.precursorintelligence.com/product/amd/athlon_gold_3150ge_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): picassopi-fp5_1.0.0.e, pollockpi-ft5_1.0.0.4 - [Athlon Silver 3050ge Firmware](https://www.precursorintelligence.com/product/amd/athlon_silver_3050ge_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): picassopi-fp5_1.0.0.e, pollockpi-ft5_1.0.0.4 - [Athlon Gold 3150g](https://www.precursorintelligence.com/product/amd/athlon_gold_3150g) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Athlon Gold 3150ge](https://www.precursorintelligence.com/product/amd/athlon_gold_3150ge) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Athlon Silver 3050ge](https://www.precursorintelligence.com/product/amd/athlon_silver_3050ge) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - Ryzen 1200 (af) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - Ryzen 1600 (af) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2200g](https://www.precursorintelligence.com/product/amd/ryzen_2200g) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2200ge](https://www.precursorintelligence.com/product/amd/ryzen_2200ge) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2300x](https://www.precursorintelligence.com/product/amd/ryzen_2300x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2400g](https://www.precursorintelligence.com/product/amd/ryzen_2400g) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2400ge](https://www.precursorintelligence.com/product/amd/ryzen_2400ge) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2500x](https://www.precursorintelligence.com/product/amd/ryzen_2500x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2600](https://www.precursorintelligence.com/product/amd/ryzen_2600) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2600e](https://www.precursorintelligence.com/product/amd/ryzen_2600e) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2600x](https://www.precursorintelligence.com/product/amd/ryzen_2600x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2700](https://www.precursorintelligence.com/product/amd/ryzen_2700) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2700e](https://www.precursorintelligence.com/product/amd/ryzen_2700e) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2700x](https://www.precursorintelligence.com/product/amd/ryzen_2700x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2920x](https://www.precursorintelligence.com/product/amd/ryzen_2920x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2950x](https://www.precursorintelligence.com/product/amd/ryzen_2950x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2970wx](https://www.precursorintelligence.com/product/amd/ryzen_2970wx) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 2990wx](https://www.precursorintelligence.com/product/amd/ryzen_2990wx) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 3100](https://www.precursorintelligence.com/product/amd/ryzen_3100) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 3300x](https://www.precursorintelligence.com/product/amd/ryzen_3300x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 3500](https://www.precursorintelligence.com/product/amd/ryzen_3500) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 3500x](https://www.precursorintelligence.com/product/amd/ryzen_3500x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 3600](https://www.precursorintelligence.com/product/amd/ryzen_3600) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 3600x](https://www.precursorintelligence.com/product/amd/ryzen_3600x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 3600xt](https://www.precursorintelligence.com/product/amd/ryzen_3600xt) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 3800x](https://www.precursorintelligence.com/product/amd/ryzen_3800x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 3800xt](https://www.precursorintelligence.com/product/amd/ryzen_3800xt) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 3900](https://www.precursorintelligence.com/product/amd/ryzen_3900) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 3900x](https://www.precursorintelligence.com/product/amd/ryzen_3900x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 3900xt](https://www.precursorintelligence.com/product/amd/ryzen_3900xt) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 3950x](https://www.precursorintelligence.com/product/amd/ryzen_3950x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5300g](https://www.precursorintelligence.com/product/amd/ryzen_5300g) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5300ge](https://www.precursorintelligence.com/product/amd/ryzen_5300ge) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5300ge Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5300ge_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5500](https://www.precursorintelligence.com/product/amd/ryzen_5500) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5500 Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5500_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5600](https://www.precursorintelligence.com/product/amd/ryzen_5600) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5600 Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5600_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5600g](https://www.precursorintelligence.com/product/amd/ryzen_5600g) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5600g Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5600g_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5600ge](https://www.precursorintelligence.com/product/amd/ryzen_5600ge) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5600ge Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5600ge_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5600x](https://www.precursorintelligence.com/product/amd/ryzen_5600x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5600x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5600x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5700g](https://www.precursorintelligence.com/product/amd/ryzen_5700g) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5700g Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5700g_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5700ge](https://www.precursorintelligence.com/product/amd/ryzen_5700ge) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5700ge Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5700ge_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5700x](https://www.precursorintelligence.com/product/amd/ryzen_5700x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5700x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5700x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5800](https://www.precursorintelligence.com/product/amd/ryzen_5800) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5800 Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5800_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5800x](https://www.precursorintelligence.com/product/amd/ryzen_5800x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5800x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5800x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5800x3d](https://www.precursorintelligence.com/product/amd/ryzen_5800x3d) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5800x3d Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5800x3d_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5900](https://www.precursorintelligence.com/product/amd/ryzen_5900) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5900 Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5900_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5900x](https://www.precursorintelligence.com/product/amd/ryzen_5900x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5900x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5900x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5945wx](https://www.precursorintelligence.com/product/amd/ryzen_5945wx) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5945wx Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5945wx_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5950x](https://www.precursorintelligence.com/product/amd/ryzen_5950x) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5950x Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5950x_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5955wx](https://www.precursorintelligence.com/product/amd/ryzen_5955wx) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5955wx Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5955wx_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5965wx](https://www.precursorintelligence.com/product/amd/ryzen_5965wx) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5965wx Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5965wx_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5975wx](https://www.precursorintelligence.com/product/amd/ryzen_5975wx) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5975wx Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5975wx_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen 5995wx](https://www.precursorintelligence.com/product/amd/ryzen_5995wx) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified - [Ryzen 5995wx Firmware](https://www.precursorintelligence.com/product/amd/ryzen_5995wx_firmware) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Operating system): cezannepi-fp6_1.0.0.6 - [Ryzen Pro 2100ge](https://www.precursorintelligence.com/product/amd/ryzen_pro_2100ge) by [Amd](https://www.precursorintelligence.com/vendors/amd) (Hardware): version not specified ## How do I fix CVE-2021-46754? 1. **Check whether you run it.** Compare your versions with the affected products above. Not sure what you run? Precursor Intelligence can work it out from your public website, or you can pick it from a list. 2. **Apply the vendor’s fix.** Install the update named in the vendor’s advisory. We’ve put the advisory first in the list. 3. **If you can’t patch today.** Follow any mitigation the vendor publishes, and limit who can reach the affected system from the internet until the update is in. 4. **Keep an eye on it.** Track the product and we tell you as soon as we spot this flaw on the list of exploited flaws, or a jump in its exploit likelihood. ### References - [amd.com](https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001) (Vendor advisory) - [amd.com](https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001) ## Questions ### What is CVE-2021-46754? CVE-2021-46754 is a critical-severity flaw in Ryzen 5300g Firmware from Amd, published on 9 May 2023. It can be attacked from anywhere on the internet without logging in, and nobody has to click anything. If it works, the attacker can read data and change data. ### How serious is CVE-2021-46754? It scores 9.1 out of 10 on the CVSS severity scale, which is critical. Our risk score for CVE-2021-46754 is 55 out of 100, which is Medium. Its action is "Plan remediation". Not confirmed as exploited yet, but serious or likely enough that it should not wait for a quiet month. ### Is CVE-2021-46754 being exploited? It is not on the list of flaws known to be exploited today. The latest forecast puts the chance of it being used in the next 30 days at 0.6%. That can change at any time, which is why we keep watching. ### Which versions does CVE-2021-46754 affect? For Ryzen 5300g Firmware from Amd: cezannepi-fp6_1.0.0.6. The record lists 112 products in all, each with its versions, under "Who is affected" on this page. ### How do I fix CVE-2021-46754? Install the update the vendor names in its advisory, linked first under "How do I fix" on this page. If you can't patch today, follow the vendor's mitigation and limit who can reach the affected system from the internet. ## Does CVE-2021-46754 affect you? Precursor Intelligence keeps checking for you: - **Tell us what you run.** Pick your software from a list, or let us work it out from your website. - **We match it to every flaw.** Over 400,000 published flaws, checked against your list. - **Ranked by real-world risk.** Every flaw gets a 0 to 100 risk score, kept up to date, led by evidence criminals are using it. - **Told as soon as we know.** An alert by email, in the app or by webhook to your own tools. Start free (no card, nothing to install): https://www.precursorintelligence.com/register Book a demo: https://www.precursorintelligence.com/contact