Local authentication bypass via Auto Lock race
Published Mar 28, 2022 · Updated Apr 15, 2025
Authentication bypass in Mirmay Secure Private Browser and File Manager 2.0 through 2.5 allows local users to read protected data. Auto Lock state handling fails to synchronize locking and authentication transitions, creating a race that admits access without the expected check. Exploitation requires local application access and correctly timing the race; published impact is limited to disclosure of protected content.
Summary
What happened
Authentication bypass in Mirmay Secure Private Browser and File Manager 2.0 through 2.5 allows local users to read protected data. Auto Lock state handling fails to synchronize locking and authentication transitions, creating a race that admits access without the expected check. Exploitation requires local application access and correctly timing the race; published impact is limited to disclosure of protected content.
The record
- CVE
- CVE-2018-25030
- Published
- Mar 28, 2022
- Updated
- Apr 15, 2025
- Vendor
- Mirmay Limited
- Product
- File Manager
- Classifications
- CWE-362, CWE-287
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Mar 28, 2022CVE publishedPublication date reported by the CVE source.
- Apr 15, 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?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=2.0
- Affected versionversion=2.1
- Affected versionversion=2.2
- Affected versionversion=2.3
- Affected versionversion=2.4
- Affected versionversion=2.5
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
- Mirmay Private Browser on iPad Auto Lock authentication bypass demonstrationproof of concept · demonstrated
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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