# What is CVE-2022-24420? > CVE-2022-24420 is a high-severity flaw (CVSS 7.8) in Alienware 13 R3 Firmware from Dell, published on 11 March 2022. 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 0.3%. If you run an affected version, plan in the vendor’s fix. Canonical page: https://www.precursorintelligence.com/what-is/cve-2022-24420 ## At a glance - **Verdict:** Plan it in. No sign of exploitation and a low forecast. Patch it in your normal update cycle. - **Precursor Intelligence risk score:** 46 out of 100 (Medium); action: Plan remediation. Kept up to date as the evidence changes. - **Severity:** High (CVSS 7.8 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:** 0.3% (latest exploit-likelihood forecast) - **Published:** 11 March 2022 - **Record last updated:** 30 June 2023 - **Main product:** Alienware 13 R3 Firmware from Dell - **Affected products:** 92 ## What is CVE-2022-24420? In plain terms An attacker has to be already on the device with an ordinary user account, and nobody has to click anything. If it works, the attacker can read data, change data and take it offline. ### The official description Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution during SMM. ### What kind of flaw is it? - CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer ### How an attack on it works - Where an attacker can be: Already on the device - How hard it is to pull off: Easy: no special conditions - Login needed first: An ordinary user account - Does someone have to click: No, nobody has to do anything - What an attacker gets: Can read data, change data and take it offline Severity vector: `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H` ## Is CVE-2022-24420 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 0.3%. That can change at any time, which is why we keep watching. Exploit likelihood over the last 7 days: 0.3%, 0.3%, 0.3%, 0.3%, 0.3%, 0.3%, 0.3%. ### Timeline - 11 March 2022: Published - 30 June 2023: Record last updated ### How Precursor Intelligence ranks it CVE-2022-24420 scores **46 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: key context - Real threat activity around it: key context 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-2022-24420? The published record lists 92 products. Versions are as published: "before 1.16.1" means every version up to, but not including, 1.16.1. - [Alienware 13 R3 Firmware](https://www.precursorintelligence.com/product/dell/alienware_13_r3_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.16.1 - [Alienware 13 R3](https://www.precursorintelligence.com/product/dell/alienware_13_r3) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware 15 R3](https://www.precursorintelligence.com/product/dell/alienware_15_r3) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware 15 R3 Firmware](https://www.precursorintelligence.com/product/dell/alienware_15_r3_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.16.1 - [Alienware 15 R4](https://www.precursorintelligence.com/product/dell/alienware_15_r4) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware 15 R4 Firmware](https://www.precursorintelligence.com/product/dell/alienware_15_r4_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.17.0 - [Alienware 17 R4](https://www.precursorintelligence.com/product/dell/alienware_17_r4) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware 17 R4 Firmware](https://www.precursorintelligence.com/product/dell/alienware_17_r4_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.16.1 - [Alienware 17 R5](https://www.precursorintelligence.com/product/dell/alienware_17_r5) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware 17 R5 Firmware](https://www.precursorintelligence.com/product/dell/alienware_17_r5_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.17.0 - [Alienware Area 51m R1](https://www.precursorintelligence.com/product/dell/alienware_area_51m_r1) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware Area 51m R1 Firmware](https://www.precursorintelligence.com/product/dell/alienware_area_51m_r1_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.18.0 - [Alienware Area 51m R2](https://www.precursorintelligence.com/product/dell/alienware_area_51m_r2) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware Area 51m R2 Firmware](https://www.precursorintelligence.com/product/dell/alienware_area_51m_r2_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.13.0 - [Alienware Aurora R8](https://www.precursorintelligence.com/product/dell/alienware_aurora_r8) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware Aurora R8 Firmware](https://www.precursorintelligence.com/product/dell/alienware_aurora_r8_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.0.20 - [Alienware M15 R2](https://www.precursorintelligence.com/product/dell/alienware_m15_r2) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware M15 R2 Firmware](https://www.precursorintelligence.com/product/dell/alienware_m15_r2_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.12.0 - [Alienware M15 R3](https://www.precursorintelligence.com/product/dell/alienware_m15_r3) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware M15 R3 Firmware](https://www.precursorintelligence.com/product/dell/alienware_m15_r3_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.14.0 - [Alienware M15 R4](https://www.precursorintelligence.com/product/dell/alienware_m15_r4) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware M15 R4 Firmware](https://www.precursorintelligence.com/product/dell/alienware_m15_r4_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.8.0 - [Alienware M17 R2](https://www.precursorintelligence.com/product/dell/alienware_m17_r2) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware M17 R2 Firmware](https://www.precursorintelligence.com/product/dell/alienware_m17_r2_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.12.0 - [Alienware M17 R3](https://www.precursorintelligence.com/product/dell/alienware_m17_r3) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware M17 R3 Firmware](https://www.precursorintelligence.com/product/dell/alienware_m17_r3_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.14.0 - [Alienware M17 R4](https://www.precursorintelligence.com/product/dell/alienware_m17_r4) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware M17 R4 Firmware](https://www.precursorintelligence.com/product/dell/alienware_m17_r4_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.8.0 - [Alienware X15 R1](https://www.precursorintelligence.com/product/dell/alienware_x15_r1) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware X15 R1 Firmware](https://www.precursorintelligence.com/product/dell/alienware_x15_r1_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.7.0 - [Alienware X17 R1](https://www.precursorintelligence.com/product/dell/alienware_x17_r1) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Alienware X17 R1 Firmware](https://www.precursorintelligence.com/product/dell/alienware_x17_r1_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.7.0 - [Edge Gateway 3000](https://www.precursorintelligence.com/product/dell/edge_gateway_3000) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Edge Gateway 3000 Firmware](https://www.precursorintelligence.com/product/dell/edge_gateway_3000_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.7.0 - [Edge Gateway 5000](https://www.precursorintelligence.com/product/dell/edge_gateway_5000) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Edge Gateway 5000 Firmware](https://www.precursorintelligence.com/product/dell/edge_gateway_5000_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.17.0 - [Edge Gateway 5100](https://www.precursorintelligence.com/product/dell/edge_gateway_5100) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Edge Gateway 5100 Firmware](https://www.precursorintelligence.com/product/dell/edge_gateway_5100_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.17.0 - [Embedded Box Pc 3000](https://www.precursorintelligence.com/product/dell/embedded_box_pc_3000) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Embedded Box Pc 3000 Firmware](https://www.precursorintelligence.com/product/dell/embedded_box_pc_3000_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.13.0 - [Embedded Box Pc 5000](https://www.precursorintelligence.com/product/dell/embedded_box_pc_5000) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Embedded Box Pc 5000 Firmware](https://www.precursorintelligence.com/product/dell/embedded_box_pc_5000_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.14.0 - [Inspiron 14 3473](https://www.precursorintelligence.com/product/dell/inspiron_14_3473) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Inspiron 14 3473 Firmware](https://www.precursorintelligence.com/product/dell/inspiron_14_3473_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.14.0 - [Inspiron 15 3573](https://www.precursorintelligence.com/product/dell/inspiron_15_3573) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Inspiron 15 3573 Firmware](https://www.precursorintelligence.com/product/dell/inspiron_15_3573_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.14.0 - [Inspiron 15 5566](https://www.precursorintelligence.com/product/dell/inspiron_15_5566) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Inspiron 15 5566 Firmware](https://www.precursorintelligence.com/product/dell/inspiron_15_5566_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.18.0 - [Inspiron 3277](https://www.precursorintelligence.com/product/dell/inspiron_3277) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Inspiron 3277 Firmware](https://www.precursorintelligence.com/product/dell/inspiron_3277_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.19.0 - [Inspiron 3465](https://www.precursorintelligence.com/product/dell/inspiron_3465) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Inspiron 3465 Firmware](https://www.precursorintelligence.com/product/dell/inspiron_3465_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.12.0 - [Inspiron 3477](https://www.precursorintelligence.com/product/dell/inspiron_3477) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Inspiron 3477 Firmware](https://www.precursorintelligence.com/product/dell/inspiron_3477_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.19.0 - [Inspiron 3482](https://www.precursorintelligence.com/product/dell/inspiron_3482) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Inspiron 3482 Firmware](https://www.precursorintelligence.com/product/dell/inspiron_3482_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.13.0 - [Inspiron 3502](https://www.precursorintelligence.com/product/dell/inspiron_3502) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Inspiron 3502 Firmware](https://www.precursorintelligence.com/product/dell/inspiron_3502_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.7.0 - [Inspiron 3510](https://www.precursorintelligence.com/product/dell/inspiron_3510) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Inspiron 3510 Firmware](https://www.precursorintelligence.com/product/dell/inspiron_3510_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.6.0 - [Inspiron 3565](https://www.precursorintelligence.com/product/dell/inspiron_3565) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Inspiron 3565 Firmware](https://www.precursorintelligence.com/product/dell/inspiron_3565_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.12.0 - [Inspiron 3582](https://www.precursorintelligence.com/product/dell/inspiron_3582) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Inspiron 3582 Firmware](https://www.precursorintelligence.com/product/dell/inspiron_3582_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.13.0 - [Inspiron 3782](https://www.precursorintelligence.com/product/dell/inspiron_3782) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Inspiron 3782 Firmware](https://www.precursorintelligence.com/product/dell/inspiron_3782_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.13.0 - [Latitude 3379](https://www.precursorintelligence.com/product/dell/latitude_3379) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Latitude 3379 Firmware](https://www.precursorintelligence.com/product/dell/latitude_3379_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.0.34 - [Vostro 14 5468](https://www.precursorintelligence.com/product/dell/vostro_14_5468) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Vostro 14 5468 Firmware](https://www.precursorintelligence.com/product/dell/vostro_14_5468_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.19.0 - [Vostro 15 5568](https://www.precursorintelligence.com/product/dell/vostro_15_5568) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Vostro 15 5568 Firmware](https://www.precursorintelligence.com/product/dell/vostro_15_5568_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.19.0 - [Vostro 3267](https://www.precursorintelligence.com/product/dell/vostro_3267) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Vostro 3267 Firmware](https://www.precursorintelligence.com/product/dell/vostro_3267_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.20.0 - [Vostro 3268](https://www.precursorintelligence.com/product/dell/vostro_3268) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Vostro 3268 Firmware](https://www.precursorintelligence.com/product/dell/vostro_3268_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.20.0 - [Vostro 3572](https://www.precursorintelligence.com/product/dell/vostro_3572) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Vostro 3572 Firmware](https://www.precursorintelligence.com/product/dell/vostro_3572_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.14.0 - [Vostro 3582](https://www.precursorintelligence.com/product/dell/vostro_3582) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Vostro 3582 Firmware](https://www.precursorintelligence.com/product/dell/vostro_3582_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.13.0 - [Vostro 3660](https://www.precursorintelligence.com/product/dell/vostro_3660) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Vostro 3660 Firmware](https://www.precursorintelligence.com/product/dell/vostro_3660_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.20.0 - [Vostro 3667](https://www.precursorintelligence.com/product/dell/vostro_3667) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Vostro 3667 Firmware](https://www.precursorintelligence.com/product/dell/vostro_3667_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.20.0 - [Vostro 3668](https://www.precursorintelligence.com/product/dell/vostro_3668) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Vostro 3668 Firmware](https://www.precursorintelligence.com/product/dell/vostro_3668_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.20.0 - [Vostro 3669](https://www.precursorintelligence.com/product/dell/vostro_3669) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Vostro 3669 Firmware](https://www.precursorintelligence.com/product/dell/vostro_3669_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.20.0 - [Wyse 7040 Thin Client](https://www.precursorintelligence.com/product/dell/wyse_7040_thin_client) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Wyse 7040 Thin Client Firmware](https://www.precursorintelligence.com/product/dell/wyse_7040_thin_client_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.15.0 - [Xps 8930](https://www.precursorintelligence.com/product/dell/xps_8930) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Hardware): version not specified - [Xps 8930 Firmware](https://www.precursorintelligence.com/product/dell/xps_8930_firmware) by [Dell](https://www.precursorintelligence.com/vendors/dell) (Operating system): before 1.1.21 ## How do I fix CVE-2022-24420? 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 - [dell.com](https://www.dell.com/support/kbdoc/en-us/000197057/dsa-2022-053) (Vendor advisory) ## Questions ### What is CVE-2022-24420? CVE-2022-24420 is a high-severity flaw in Alienware 13 R3 Firmware from Dell, published on 11 March 2022. An attacker has to be already on the device with an ordinary user account, and nobody has to click anything. If it works, the attacker can read data, change data and take it offline. ### How serious is CVE-2022-24420? It scores 7.8 out of 10 on the CVSS severity scale, which is high. Our risk score for CVE-2022-24420 is 46 out of 100, which is Medium. Its action is "Plan remediation". No sign of exploitation and a low forecast. Patch it in your normal update cycle. ### Is CVE-2022-24420 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 0.3%. That can change at any time, which is why we keep watching. ### Which versions does CVE-2022-24420 affect? For Alienware 13 R3 Firmware from Dell: before 1.16.1. The record lists 92 products in all, each with its versions, under "Who is affected" on this page. ### How do I fix CVE-2022-24420? 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-2022-24420 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