CVE-2024-20040 Memory corruption in MT2713, MT6580, MT6761, MT6762, MT6768, MT6781, MT6789, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6886, MT6889, MT6890, MT6891, MT6893, MT6895, MT6983, MT6985, MT6989, MT6990, MT7902, MT7915, MT7916, MT7920, MT7921, MT7922, MT7925, MT7927, MT7981, MT7986, MT8188, MT8195, MT8370, MT8390, MT8395, MT8518S, MT8532, MT8673, MT8678, MT8781, MT8791T, MT8792, MT8796, MT8797, MT8798
Remote attackers can escalate privileges via out-of-bounds write in MediaTek WLAN firmware without user interaction.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-20040?
CVE-2024-20040 is a high-severity memory corruption vulnerability in Google Android, published on 1 Apr 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In wlan firmware, there is a possible out of bounds write due to improper input validation. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS08360153 (for MT6XXX chipsets) / WCNCR00363530 (for MT79XX chipsets); Issue ID: MSV-979.
Weakness: CWE-787
Which versions are affected by CVE-2024-20040?
It affects 5 products.
Products include Google Android, Linux kernel, Linuxfoundation Yocto, Openwrt Openwrt, Rdkcentral Rdk-B.
How do I fix CVE-2024-20040?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2024-20040 being exploited?
There is no known exploitation of CVE-2024-20040 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-323465955, ASB-A-323465955, GHSA-8rm5-h6c9-v86r, M-ALPS08360153.