#VU67838 Deserialization of Untrusted Data in MediaTek products - CVE-2022-26471
Published: October 3, 2022
Vulnerability identifier: #VU67838
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-26471
CWE-ID: CWE-502
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
MT6580
MT6739
MT6761
MT6765
MT6768
MT6789
MT6833
MT6855
MT6879
MT6895
MT6983
MT8321
MT8385
MT8666
MT8675
MT8765
MT8766
MT8768
MT8786
MT8788
MT8789
MT8791
MT6781
MT6785
MT6853
MT6853T
MT6873
MT6877
MT6883
MT6885
MT6889
MT6893
MT8797
MT6580
MT6739
MT6761
MT6765
MT6768
MT6789
MT6833
MT6855
MT6879
MT6895
MT6983
MT8321
MT8385
MT8666
MT8675
MT8765
MT8766
MT8768
MT8786
MT8788
MT8789
MT8791
MT6781
MT6785
MT6853
MT6853T
MT6873
MT6877
MT6883
MT6885
MT6889
MT6893
MT8797
Software vendor:
MediaTek
MediaTek
Description
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to insecure input validation when processing serialized data within the telephony service. A local application can pass a specially crafted data to the affected service and execute arbitrary code with elevated privileges.
Remediation
Install updates from vendor's website.