Local file disclosure via unsafe intent forwarding
Published Dec 16, 2022 · Updated Apr 18, 2025
Information disclosure in Android 13 Settings allows local users to read protected files through an authenticator app. AccountTypePreferenceLoader.onPreferenceClick forwards an AccountPreference intent without clearing ClipData, granting the authenticator app access to protected Settings content providers. A malicious authenticator app with local execution is required; no user interaction or added execution privilege is needed, and the reported consequence is file disclosure.
Summary
What happened
Information disclosure in Android 13 Settings allows local users to read protected files through an authenticator app. AccountTypePreferenceLoader.onPreferenceClick forwards an AccountPreference intent without clearing ClipData, granting the authenticator app access to protected Settings content providers. A malicious authenticator app with local execution is required; no user interaction or added execution privilege is needed, and the reported consequence is file disclosure.
The record
- CVE
- CVE-2022-20515
- Published
- Dec 16, 2022
- Updated
- Apr 18, 2025
- Vendor
- Google Cloud
- Product
- Android
- Classifications
- CWE-610, T1005
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Dec 16, 2022CVE publishedPublication date reported by the CVE source.
- Apr 18, 2025Record 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-13
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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