Time-of-check Time-of-use (TOCTOU) Race Condition in MediaTek products - CVE-2023-20623
Published: March 6, 2023
Vulnerability identifier: #VU72783
CSH Severity: 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-2023-20623
CWE-ID: CWE-367
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
MT6580
MT6735
MT6737
MT6739
MT6753
MT6757
MT6757C
MT6757CD
MT6757CH
MT6761
MT6762
MT6763
MT6765
MT6768
MT6769
MT6771
MT6833
MT8173
MT8532
MT8666
MT8667
MT8788
MT6779
MT6781
MT6785
MT6853
MT6853T
MT6873
MT6875
MT6877
MT6883
MT6885
MT6889
MT6891
MT6893
MT6580
MT6735
MT6737
MT6739
MT6753
MT6757
MT6757C
MT6757CD
MT6757CH
MT6761
MT6762
MT6763
MT6765
MT6768
MT6769
MT6771
MT6833
MT8173
MT8532
MT8666
MT8667
MT8788
MT6779
MT6781
MT6785
MT6853
MT6853T
MT6873
MT6875
MT6877
MT6883
MT6885
MT6889
MT6891
MT6893
Software vendor:
MediaTek
MediaTek
Description
The vulnerability allows a local application to execute arbitrary code.
The vulnerability exists due to improper locking within ion. A local application can execute arbitrary code.
Remediation
Install security update from vendor's website.