CVE-2022-20229
CWE-787Published: July 13, 2022· Updated: Jun 17, 2026
Official Description
In bta_hf_client_handle_cind_list_item of bta_hf_client_at.cc, there is a possible out of bounds write due to a missing 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-10 Android-11 Android-12 Android-12LAndroid ID: A-224536184
Risk Analysis
Android contains an out-of-bounds write vulnerability in the Bluetooth stack, specifically within bta_hf_client_handle_cind_list_item. This critical flaw allows for remote code execution without requiring user interaction or elevated privileges.
No public exploit is known, and it is not in the KEV catalog. The vulnerability is remotely exploitable with low attack complexity.
Update affected Android devices to the latest security patch level provided by Google.
Technical Analysis
CVE-2022-20229 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-2022-20229 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts