ASB-A-243378132 — Vulnetix

ASB-A-243378132 PUBLISHED

In onPackageRemoved of AccessibilityManagerService.java, there is a possibility to automatically grant accessibility services due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.

Affected Products

Vendor	Product	Versions
platform	frameworks/base	10:0, 10, 11:0

Exploit Intelligence

Trinadh465/frameworks_base_android-6.0.1_r22_CVE-2023-20921 (github-poc)

Timeline

Jan 1, 2023 CVE Published
May 15, 2026 CVE Updated

References

https://source.android.com/security/bulletin/2023-01-01 advisory
https://android.googlesource.com/platform/frameworks/base/+/7cad088a533f967d94c8d436b609e4ed2b184897 patch

Open in Interactive Console →