CVE-2023-20963
Published: April 13, 2023
Official Description
Android Framework contains an unspecified vulnerability that allows for privilege escalation after updating an app to a higher Target SDK with no additional execution privileges needed.
CISA KEV Advisory
Android Framework Privilege Escalation Vulnerability
Android Framework contains an unspecified vulnerability that allows for privilege escalation after updating an app to a higher Target SDK with no additional execution privileges needed.
Apply updates per vendor instructions.
Risk Analysis
This high-severity unspecified vulnerability in Android Framework allows for privilege escalation after updating an app to a higher Target SDK, requiring no additional execution privileges. Its inclusion in CISA's KEV catalog confirms active exploitation, making this a critical concern for Android users.
Active exploitation of this vulnerability has been observed in the wild, and it is listed in CISA's Known Exploited Vulnerabilities catalog.
Update Android devices to the latest available security patches and ensure apps are updated from trusted sources to mitigate this privilege escalation vulnerability.
Technical Analysis
CVE-2023-20963 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2023-20963 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Exploit & PoC Resources
All References (2)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-20963 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1