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CVE-2023-20963: Android Framework Privilege Escalation Vulnerability

criticalknown exploitedpublic exploitCVE-2023-20963
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
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.

CSIRTS triage

vendor: Androidproduct: Android FrameworkPrivilege escalation
What
Android Framework contains an unspecified vulnerability that allows for privilege escalation after updating an app to a higher Target SDK.
Who is affected
Deployments of Android Framework with updated apps.
Urgency
Remediation is urgent due to active exploitation and critical severity.
Action
Apply the latest updates to the Android Framework.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2023-04-13
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2023-20963

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2023-20963coverage & exploitation statusNVD · CVE.org

Recent advisories for Android Framework Privilege

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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