What is CVE-2023-35673?

CVE-2023-35673 is a high-severity vulnerability in Google Android, classified under Integer Overflow or Wraparound. CVSS score: 8.8/10. Published 2023-09-11.

How severe is CVE-2023-35673?

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

Integer overflow in Google Android

CVE-2023-35673

In build_read_multi_rsp of gatt_sr.cc, there is a possible out of bounds write due to an integer 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: Integer Overflow

Published 2023-09-11 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.002 (8.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 8.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: -0.000

Affected products

Google Android — versions 12, 11.0, 11

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

android.googlesource.com/platform/packages/modules/Bluetooth/+/8770c07c102c7fdc… (Issue Tracking)
source.android.com/security/bulletin/2023-09-01 (Vendor Advisory)

Frequently asked questions

What is CVE-2023-35673?: CVE-2023-35673 is a high-severity vulnerability in Google Android, classified under Integer Overflow or Wraparound. CVSS score: 8.8/10. Published 2023-09-11.
How severe is CVE-2023-35673?: High severity. CVSS v3 base score is 8.8 out of 10.