#VU80290 Out-of-bounds write in MediaTek products - CVE-2023-20837
Vulnerability identifier: #VU80290
Vulnerability risk: Low
CVSSv4.0: 5.7 [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:
CWE-ID:
CWE-787
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
MT6779
Hardware solutions /
Firmware
MT6781
Hardware solutions /
Firmware
MT6785
Hardware solutions /
Firmware
MT6853
Hardware solutions /
Firmware
MT6873
Hardware solutions /
Firmware
MT6877
Hardware solutions /
Firmware
MT6885
Hardware solutions /
Firmware
MT6893
Hardware solutions /
Firmware
MT8797
Hardware solutions /
Firmware
MT6789
Mobile applications /
Mobile firmware & hardware
MT6833
Mobile applications /
Mobile firmware & hardware
MT6855
Mobile applications /
Mobile firmware & hardware
MT8185
Mobile applications /
Mobile firmware & hardware
MT8385
Mobile applications /
Mobile firmware & hardware
MT8781
Mobile applications /
Mobile firmware & hardware
MT8788
Mobile applications /
Mobile firmware & hardware
MT8789
Mobile applications /
Mobile firmware & hardware
Vendor: MediaTek
Description
The vulnerability allows a local privileged application to execute arbitrary code.
The vulnerability exists due to a missing bounds check within seninf. A local privileged application can execute arbitrary code.
Mitigation
Install security update from vendor's website.
Vulnerable software versions
MT6779: All versions
MT6781: All versions
MT6785: All versions
MT6789: All versions
MT6833: All versions
MT6853: All versions
MT6855: All versions
MT6873: All versions
MT6877: All versions
MT6885: All versions
MT6893: All versions
MT8185: All versions
MT8385: All versions
MT8781: All versions
MT8788: All versions
MT8789: All versions
MT8797: All versions
External links
https://corp.mediatek.com/product-security-bulletin/September-2023
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
