# What is CVE-2019-5235? > CVE-2019-5235 is a medium-severity flaw (CVSS 5.3) in Alp-Al00b Firmware from Huawei, published on 14 December 2019. 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 0.9%. If you run an affected version, plan in the vendor’s fix. Canonical page: https://www.precursorintelligence.com/what-is/cve-2019-5235 ## 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:** 22 out of 100 (Low); action: Monitor. Kept up to date as the evidence changes. - **Severity:** Medium (CVSS 5.3 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:** 0.9% (latest exploit-likelihood forecast) - **Published:** 14 December 2019 - **Record last updated:** 23 December 2019 - **Main product:** Alp-Al00b Firmware from Huawei - **Affected products:** 100 ## What is CVE-2019-5235? 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 slow it down. ### The official description Some Huawei smart phones have a null pointer dereference vulnerability. An attacker crafts specific packets and sends to the affected product to exploit this vulnerability. Successful exploitation may cause the affected phone to be abnormal. ### What kind of flaw is it? - CWE-476: NULL Pointer Dereference ### 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 slow it down Severity vector: `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L` ## Is CVE-2019-5235 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 0.9%. That can change at any time, which is why we keep watching. Exploit likelihood over the last 7 days: 0.9%, 0.9%, 0.9%, 0.9%, 0.9%, 0.9%, 0.9%. ### Timeline - 14 December 2019: Published - 23 December 2019: Record last updated ### How Precursor Intelligence ranks it CVE-2019-5235 scores **22 out of 100 (Low)**, with the action "Monitor". 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-2019-5235? The published record lists 100 products. - [Alp-Al00b Firmware](https://www.precursorintelligence.com/product/huawei/alp-al00b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.0.0.153(c00) - [Columbia-L29d Firmware](https://www.precursorintelligence.com/product/huawei/columbia-l29d_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.1.0.146(c461), 8.1.0.148(c185), 8.1.0.151(c10), 8.1.0.151(c432) - [Ever-L29b Firmware](https://www.precursorintelligence.com/product/huawei/ever-l29b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.0.0.206(c185e3r3p1), 9.0.0.207(c636e3r2p1), 9.0.0.208(c432e3r1p12) - [Johnson-L21c Firmware](https://www.precursorintelligence.com/product/huawei/johnson-l21c_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.2.0.130(c461r1p1), 8.2.0.131(c10r2p2), 8.2.0.136(c432custc432d1) - [Johnson-L21d Firmware](https://www.precursorintelligence.com/product/huawei/johnson-l21d_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.2.0.101(c10custc10d1), 8.2.0.101(c432custc432d1), 8.2.0.131(c55custc55d1) - [Bla-Al00b Firmware](https://www.precursorintelligence.com/product/huawei/bla-al00b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.0.0.129(sp2c786), 8.0.0.153(c00) - [Jackman-L23 Firmware](https://www.precursorintelligence.com/product/huawei/jackman-l23_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.2.0.152(c45custc45d1), 8.2.0.162(c605) - [Johnson-L22c Firmware](https://www.precursorintelligence.com/product/huawei/johnson-l22c_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.2.0.105(c185r1p1), 8.2.0.107(c636r2p1) - [Johnson-L22d Firmware](https://www.precursorintelligence.com/product/huawei/johnson-l22d_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.2.0.105(c185r2p1), 8.2.0.107(c636r2p1) - [Johnson-L23c Firmware](https://www.precursorintelligence.com/product/huawei/johnson-l23c_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.2.0.130(c636custc636d2), 8.2.0.133(c605custc605d1) - [Johnson-Tl00d Firmware](https://www.precursorintelligence.com/product/huawei/johnson-tl00d_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.2.0.100(c541custc541d1), 8.2.0.165(c01r1p16) - [Alp-Al00b](https://www.precursorintelligence.com/product/huawei/alp-al00b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Alp-Tl00b](https://www.precursorintelligence.com/product/huawei/alp-tl00b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Alp-Tl00b Firmware](https://www.precursorintelligence.com/product/huawei/alp-tl00b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.0.0.129(sp2c01) - [Bla-Al00b](https://www.precursorintelligence.com/product/huawei/bla-al00b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Bla-Tl00b](https://www.precursorintelligence.com/product/huawei/bla-tl00b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Bla-Tl00b Firmware](https://www.precursorintelligence.com/product/huawei/bla-tl00b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.0.0.129(sp2c01) - [Charlotte-Al00a](https://www.precursorintelligence.com/product/huawei/charlotte-al00a) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Charlotte-Al00a Firmware](https://www.precursorintelligence.com/product/huawei/charlotte-al00a_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.1.0.176(c00) - [Charlotte-Tl00b](https://www.precursorintelligence.com/product/huawei/charlotte-tl00b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Charlotte-Tl00b Firmware](https://www.precursorintelligence.com/product/huawei/charlotte-tl00b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.1.0.176(c01) - [Columbia-Al10b](https://www.precursorintelligence.com/product/huawei/columbia-al10b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Columbia-Al10b Firmware](https://www.precursorintelligence.com/product/huawei/columbia-al10b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.1.0.163(c00) - [Columbia-Al10i](https://www.precursorintelligence.com/product/huawei/columbia-al10i) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Columbia-Al10i Firmware](https://www.precursorintelligence.com/product/huawei/columbia-al10i_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.1.0.150(c675custc675d2) - [Columbia-L29d](https://www.precursorintelligence.com/product/huawei/columbia-l29d) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Columbia-Tl00d](https://www.precursorintelligence.com/product/huawei/columbia-tl00d) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Columbia-Tl00d Firmware](https://www.precursorintelligence.com/product/huawei/columbia-tl00d_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.1.0.186(c01gt) - [Elle-Al00b](https://www.precursorintelligence.com/product/huawei/elle-al00b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Elle-Al00b Firmware](https://www.precursorintelligence.com/product/huawei/elle-al00b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.162(c00e160r2p1) - [Elle-Tl00b](https://www.precursorintelligence.com/product/huawei/elle-tl00b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Elle-Tl00b Firmware](https://www.precursorintelligence.com/product/huawei/elle-tl00b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.162(c01e160r2p1) - [Emily-Al00a](https://www.precursorintelligence.com/product/huawei/emily-al00a) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Emily-Al00a Firmware](https://www.precursorintelligence.com/product/huawei/emily-al00a_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.1.0.190(c00) - [Emily-Tl00b](https://www.precursorintelligence.com/product/huawei/emily-tl00b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Emily-Tl00b Firmware](https://www.precursorintelligence.com/product/huawei/emily-tl00b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.1.0.175(c01) - [Ever-Al00b](https://www.precursorintelligence.com/product/huawei/ever-al00b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Ever-Al00b Firmware](https://www.precursorintelligence.com/product/huawei/ever-al00b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.0.0.195(c00e195r2p1) - [Ever-L29b](https://www.precursorintelligence.com/product/huawei/ever-l29b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Harry-Al00c](https://www.precursorintelligence.com/product/huawei/harry-al00c) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Harry-Al00c Firmware](https://www.precursorintelligence.com/product/huawei/harry-al00c_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.206(c00e205r3p1) - [Harry-Al10b](https://www.precursorintelligence.com/product/huawei/harry-al10b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Harry-Al10b Firmware](https://www.precursorintelligence.com/product/huawei/harry-al10b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.206(c00e205r3p1) - [Harry-Tl00c](https://www.precursorintelligence.com/product/huawei/harry-tl00c) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Harry-Tl00c Firmware](https://www.precursorintelligence.com/product/huawei/harry-tl00c_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.0.1.162(c01e160r2p3) - [Hima-Al00b](https://www.precursorintelligence.com/product/huawei/hima-al00b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Hima-Al00b Firmware](https://www.precursorintelligence.com/product/huawei/hima-al00b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.0.0.200(c00e200r2p1) - [Jackman-L21](https://www.precursorintelligence.com/product/huawei/jackman-l21) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Jackman-L21 Firmware](https://www.precursorintelligence.com/product/huawei/jackman-l21_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.2.0.160(c185) - [Jackman-L22](https://www.precursorintelligence.com/product/huawei/jackman-l22) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Jackman-L22 Firmware](https://www.precursorintelligence.com/product/huawei/jackman-l22_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.2.0.156(c636r2p2) - [Jackman-L23](https://www.precursorintelligence.com/product/huawei/jackman-l23) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Johnson-Al00ic](https://www.precursorintelligence.com/product/huawei/johnson-al00ic) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Johnson-Al00ic Firmware](https://www.precursorintelligence.com/product/huawei/johnson-al00ic_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.2.0.161(c675custc675d1) - [Johnson-Al10c](https://www.precursorintelligence.com/product/huawei/johnson-al10c) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Johnson-Al10c Firmware](https://www.precursorintelligence.com/product/huawei/johnson-al10c_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.2.0.165(c00r1p16) - [Johnson-L21c](https://www.precursorintelligence.com/product/huawei/johnson-l21c) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Johnson-L21d](https://www.precursorintelligence.com/product/huawei/johnson-l21d) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Johnson-L22c](https://www.precursorintelligence.com/product/huawei/johnson-l22c) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Johnson-L22d](https://www.precursorintelligence.com/product/huawei/johnson-l22d) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Johnson-L23c](https://www.precursorintelligence.com/product/huawei/johnson-l23c) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Johnson-L42ic](https://www.precursorintelligence.com/product/huawei/johnson-l42ic) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Johnson-L42ic Firmware](https://www.precursorintelligence.com/product/huawei/johnson-l42ic_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.2.0.155(c675r2p1) - [Johnson-L42ie](https://www.precursorintelligence.com/product/huawei/johnson-l42ie) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Johnson-L42ie Firmware](https://www.precursorintelligence.com/product/huawei/johnson-l42ie_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.2.0.155(c675r2p1) - [Johnson-L42if](https://www.precursorintelligence.com/product/huawei/johnson-l42if) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Johnson-L42if Firmware](https://www.precursorintelligence.com/product/huawei/johnson-l42if_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.2.0.155(c675r2p1) - [Johnson-Tl00d](https://www.precursorintelligence.com/product/huawei/johnson-tl00d) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Johnson-Tl00f](https://www.precursorintelligence.com/product/huawei/johnson-tl00f) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Johnson-Tl00f Firmware](https://www.precursorintelligence.com/product/huawei/johnson-tl00f_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.2.0.100(c541custc541d1) - [Laya-Al00ep](https://www.precursorintelligence.com/product/huawei/laya-al00ep) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Laya-Al00ep Firmware](https://www.precursorintelligence.com/product/huawei/laya-al00ep_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.0.0.201(c786e200r2p1) - [Neo-Al00d](https://www.precursorintelligence.com/product/huawei/neo-al00d) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Neo-Al00d Firmware](https://www.precursorintelligence.com/product/huawei/neo-al00d_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 8.1.0.175(c786) - [Potter-Al00c](https://www.precursorintelligence.com/product/huawei/potter-al00c) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Potter-Al00c Firmware](https://www.precursorintelligence.com/product/huawei/potter-al00c_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.208(c00e205r3p1) - [Potter-Al10a](https://www.precursorintelligence.com/product/huawei/potter-al10a) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Potter-Al10a Firmware](https://www.precursorintelligence.com/product/huawei/potter-al10a_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.208(c00e205r3p1) - [Princeton-Al10b](https://www.precursorintelligence.com/product/huawei/princeton-al10b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Princeton-Al10b Firmware](https://www.precursorintelligence.com/product/huawei/princeton-al10b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.211(c00e203r2p2) - [Princeton-Al10d](https://www.precursorintelligence.com/product/huawei/princeton-al10d) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Princeton-Al10d Firmware](https://www.precursorintelligence.com/product/huawei/princeton-al10d_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.212(c00e204r2p2) - [Princeton-Al10i](https://www.precursorintelligence.com/product/huawei/princeton-al10i) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Princeton-Al10i Firmware](https://www.precursorintelligence.com/product/huawei/princeton-al10i_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.0.1.150(c675e9r1p4) - [Princeton-Tl10c](https://www.precursorintelligence.com/product/huawei/princeton-tl10c) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Princeton-Tl10c Firmware](https://www.precursorintelligence.com/product/huawei/princeton-tl10c_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.211(c01e203r2p2) - [Tony-Al00b](https://www.precursorintelligence.com/product/huawei/tony-al00b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Tony-Al00b Firmware](https://www.precursorintelligence.com/product/huawei/tony-al00b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.206(c00e200r2p3) - [Tony-Tl00b](https://www.precursorintelligence.com/product/huawei/tony-tl00b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Tony-Tl00b Firmware](https://www.precursorintelligence.com/product/huawei/tony-tl00b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.206(c01e200r2p3) - [Vogue-Al00a](https://www.precursorintelligence.com/product/huawei/vogue-al00a) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Vogue-Al00a Firmware](https://www.precursorintelligence.com/product/huawei/vogue-al00a_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.162(c00e160r2p1) - [Vogue-Al00a-Preload](https://www.precursorintelligence.com/product/huawei/vogue-al00a-preload) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Vogue-Al00a-Preload Firmware](https://www.precursorintelligence.com/product/huawei/vogue-al00a-preload_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.12(c00r1) - [Vogue-Al10c](https://www.precursorintelligence.com/product/huawei/vogue-al10c) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Vogue-Al10c Firmware](https://www.precursorintelligence.com/product/huawei/vogue-al10c_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.162(c00e160r2p1) - [Vogue-Al10c-Preload](https://www.precursorintelligence.com/product/huawei/vogue-al10c-preload) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Vogue-Al10c-Preload Firmware](https://www.precursorintelligence.com/product/huawei/vogue-al10c-preload_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.12(c00r1) - [Vogue-Tl00b](https://www.precursorintelligence.com/product/huawei/vogue-tl00b) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Hardware): version not specified - [Vogue-Tl00b Firmware](https://www.precursorintelligence.com/product/huawei/vogue-tl00b_firmware) by [Huawei](https://www.precursorintelligence.com/vendors/huawei) (Operating system): 9.1.0.162(c01e160r2p1) ## How do I fix CVE-2019-5235? 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 - [huawei.com](https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20190821-01-smartphone-en) (Vendor advisory) ## Questions ### What is CVE-2019-5235? CVE-2019-5235 is a medium-severity flaw in Alp-Al00b Firmware from Huawei, published on 14 December 2019. It can be attacked from anywhere on the internet without logging in, and nobody has to click anything. If it works, the attacker can slow it down. ### How serious is CVE-2019-5235? It scores 5.3 out of 10 on the CVSS severity scale, which is medium. Our risk score for CVE-2019-5235 is 22 out of 100, which is Low. Its action is "Monitor". No sign of exploitation and a low forecast. Patch it in your normal update cycle. ### Is CVE-2019-5235 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 0.9%. That can change at any time, which is why we keep watching. ### Which versions does CVE-2019-5235 affect? For Alp-Al00b Firmware from Huawei: 8.0.0.153(c00). The record lists 100 products in all, each with its versions, under "Who is affected" on this page. ### How do I fix CVE-2019-5235? 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-2019-5235 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