CVE-2023-20954
CWE-787Published: March 24, 2023· Updated: Jun 17, 2026
Official Description
In SDP_AddAttribute of sdp_db.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-261867748
Risk Analysis
An incorrect bounds check in the Android SDP database component can lead to an out-of-bounds write. This critical vulnerability allows for remote code execution without any user interaction or additional privileges.
There is no known public exploit, and it is not tracked in the CISA KEV. The vulnerability is remotely exploitable due to its network-based attack vector.
Users on Android 11, 12, 12L, and 13 should apply the latest security updates provided by Google.
Technical Analysis
CVE-2023-20954 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-787)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-20954 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts