CVE-2023-20963
Android Framework Privilege Escalation Vulnerability
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 4 May 2023). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
In WorkSource, there is a possible parcel mismatch. This could lead to local escalation of privilege 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-220302519
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.47% probability · 74th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Listed 13 April 2023 · due 4 May 2023
- Weakness
- CWE-295
- Affected
- google/android
- Source
- security@android.com
EPSS 1.5% since 30 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
CISA notes
Apply updates per vendor instructions. https://source.android.com/docs/security/bulletin/2023-03-01; https://nvd.nist.gov/vuln/detail/CVE-2023-20963
References
- https://source.android.com/security/bulletin/2023-03-01Patch, Vendor Advisory
- https://source.android.com/security/bulletin/2023-03-01Patch, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-20963Third Party Advisory, US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.