What is CVE-2023-20691?

CVE-2023-20691 is a high-severity vulnerability in Google Android, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2023-07-04.

How severe is CVE-2023-20691?

High severity. CVSS v3 base score is 7.5 out of 10.

Integer overflow in Google Android

CVE-2023-20691

In wlan firmware, there is possible system crash due to an integer overflow. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS0766473…

Vulnerability class: Integer Overflow

EPSS: 0.004 (28.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Google Android — versions 11.0, 12.0
Linuxfoundation Yocto — versions 4.0
Mediatek Mt6739
Mediatek Mt8167
Mediatek Mt8321
Mediatek Mt8365
Mediatek Mt8385
Mediatek Mt8666
Mediatek Mt8765
Mediatek Mt8788

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

security@mediatek.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-20691?: CVE-2023-20691 is a high-severity vulnerability in Google Android, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2023-07-04.
How severe is CVE-2023-20691?: High severity. CVSS v3 base score is 7.5 out of 10.