Out-of-bounds write in MediaTek products - CVE-2024-20121
Published: November 4, 2024
Vulnerability identifier: #VU99640
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-20121
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: MediaTek
Affected software:
MT6765
MT6768
MT6833
MT6835
MT6855
MT6879
MT6886
MT6983
MT6989
MT8321
MT8385
MT8765
MT8766
MT8768
MT8771
MT8775
MT8781
MT8786
MT8788
MT8789
MT8791T
MT8792
MT8795T
MT8796
MT8798
MT6853
MT6893
MT8797
MT6765
MT6768
MT6833
MT6835
MT6855
MT6879
MT6886
MT6983
MT6989
MT8321
MT8385
MT8765
MT8766
MT8768
MT8771
MT8775
MT8781
MT8786
MT8788
MT8789
MT8791T
MT8792
MT8795T
MT8796
MT8798
MT6853
MT6893
MT8797
Detailed vulnerability description
The vulnerability allows a local privileged application to execute arbitrary code.
The vulnerability exists due to a missing bounds check within KeyInstall. A local privileged application can execute arbitrary code.
How to mitigate CVE-2024-20121
Install security update from vendor's website.