CVE-2024-20020 Memory corruption in MT2713, MT2715, MT8173, MT8188, MT8195, MT8390, MT8395
A local attacker with system privileges can exploit an out-of-bounds write in OPTEE to disclose sensitive information on MediaTek Android devices.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-20020?
CVE-2024-20020 is a medium-severity memory corruption vulnerability in Google Android, published on 4 Mar 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In OPTEE, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS08522504; Issue ID: ALPS08522504.
Weakness: CWE-787
Which versions are affected by CVE-2024-20020?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2024-20020?
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-2024-20020 being exploited?
There is no known exploitation of CVE-2024-20020 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-318302372, ASB-A-318302372, GHSA-3jwv-cj2j-h5c7, M-ALPS08522504.