Focus
CVE-2023-29538
MEDIUM
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
Under specific circumstances a WebExtension may have received a <code>jar:file:///</code> URI instead of a <code>moz-extension:///</code> URI during a load request. This leaked directory paths on the user's machine. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
AnalysisAI
Under specific circumstances a WebExtension may have received a <code>jar:file:///</code> URI instead of a <code>moz-extension:///</code> URI during a load request. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Exposure of Resource to Wrong Sphere (CWE-668), which allows attackers to access resources from an unintended security context. Under specific circumstances a WebExtension may have received a <code>jar:file:///</code> URI instead of a <code>moz-extension:///</code> URI during a load request. This leaked directory paths on the user's machine. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112. Affected products include: Mozilla Firefox, Mozilla Focus.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement proper access controls, validate resource access permissions, use security boundaries.
Firefox did not properly handle downloads of files ending in <code>.desktop</code>, which can be interpreted to run atta
When handling the filename directive in the Content-Disposition header, the filename would be truncated if the filename
Memory safety bugs present in Firefox 111 and Firefox ESR 102.9. Rated high severity (CVSS 8.8), this vulnerability is r
An attacker could cause the memory manager to incorrectly free a pointer that addresses attacker-controlled memory, resu
Memory safety bugs present in Firefox 111. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, n
An attacker could have caused memory corruption and a potentially exploitable use-after-free of a pointer in a global ob
Multiple race conditions in the font initialization could have led to memory corruption and execution of attacker-contro
Universal cross-site scripting (UXSS) in Mozilla Focus and Klar for iOS allows remote attackers to inject script into th
Following a Garbage Collector compaction, weak maps may have been accessed before they were correctly traced. Rated medi
A wrong lowering instruction in the ARM64 Ion compiler resulted in a wrong optimization result. Rated medium severity (C
If multiple instances of resource exhaustion occurred at the incorrect time, the garbage collector could have caused mem
Under certain circumstances, a call to the <code>bind</code> function may have resulted in the incorrect realm. Rated me
Same weakness CWE-668 – Exposure of Resource to Wrong Sphere
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External POC / Exploit Code
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