Local privilege escalation via permission bypass
Published Jun 15, 2022 · Updated Aug 3, 2024
Permission bypass in ChooseLockGeneric.java in Android 12L allows local users to elevate privileges without user interaction. Google has disclosed that onCreate performs a permission bypass, but has not published which permission check it omits or mishandles. Exploitation requires local low-privileged execution on an affected device and grants higher privileges, with no reported remote path or user action.
Summary
What happened
Permission bypass in ChooseLockGeneric.java in Android 12L allows local users to elevate privileges without user interaction. Google has disclosed that onCreate performs a permission bypass, but has not published which permission check it omits or mishandles. Exploitation requires local low-privileged execution on an affected device and grants higher privileges, with no reported remote path or user action.
The record
- CVE
- CVE-2022-20194
- Published
- Jun 15, 2022
- Updated
- Aug 3, 2024
- Vendor
- Google Cloud
- Product
- Android
- Classifications
- T1404
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Jun 15, 2022CVE publishedPublication date reported by the CVE source.
- Aug 3, 2024Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
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- Affected versionversion=Android-12L
What conditions does exploitation require?
What is affected?
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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