#VU68999 Reachable Assertion in MediaTek products - CVE-2022-26446
Published: November 7, 2022
Vulnerability identifier: #VU68999
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-26446
CWE-ID: CWE-617
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
MT2731
MT2735
MT6297
MT6725
MT6739
MT6761
MT6762
MT6762D
MT6762M
MT6763
MT6765
MT6765T
MT6767
MT6768
MT6769
MT6769T
MT6769Z
MT6771
MT6783
MT6785T
MT6789
MT6833
MT6855
MT6879
MT6880
MT6890
MT6895
MT6983
MT8385
MT8666
MT8667
MT8675
MT8765
MT8766
MT8768
MT8786
MT8788
MT8789
MT8791
MT6779
MT6781
MT6785
MT6853
MT6873
MT6875
MT6877
MT6883
MT6885
MT6889
MT6891
MT6893
MT8797
MT2731
MT2735
MT6297
MT6725
MT6739
MT6761
MT6762
MT6762D
MT6762M
MT6763
MT6765
MT6765T
MT6767
MT6768
MT6769
MT6769T
MT6769Z
MT6771
MT6783
MT6785T
MT6789
MT6833
MT6855
MT6879
MT6880
MT6890
MT6895
MT6983
MT8385
MT8666
MT8667
MT8675
MT8765
MT8766
MT8768
MT8786
MT8788
MT8789
MT8791
MT6779
MT6781
MT6785
MT6853
MT6873
MT6875
MT6877
MT6883
MT6885
MT6889
MT6891
MT6893
MT8797
Software vendor:
MediaTek
MediaTek
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a reachable assertion within the 4G RRC Modem. A remote attacker can send specially crafted SIB12 (CMAS messages) data to the affected system and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.