What is CVE-2023-40129?

CVE-2023-40129 is a high-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2023-10-27.

How severe is CVE-2023-40129?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Google Android

CVE-2023-40129

In build_read_multi_rsp of gatt_sr.cc, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote (proximal/adjacent) code execution with no additional execution privileges needed. User interaction is not needed for exploitation.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (13.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Google Android — versions 12, 12L, 12.0

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

security@android.com (Patch)
security@android.com (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-40129?: CVE-2023-40129 is a high-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2023-10-27.
How severe is CVE-2023-40129?: High severity. CVSS v3 base score is 8.8 out of 10.