Bug 2092022 (CVE-2022-31739) - CVE-2022-31739 Mozilla: Attacker-influenced path traversal when saving downloaded files
Summary: CVE-2022-31739 Mozilla: Attacker-influenced path traversal when saving downlo...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2022-31739
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 2089646
TreeView+ depends on / blocked
 
Reported: 2022-05-31 14:44 UTC by Mauro Matteo Cascella
Modified: 2022-06-01 13:55 UTC (History)
5 users (show)

Fixed In Version: firefox 91.10
Doc Type: ---
Doc Text:
A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue of when downloading files on Windows, the % character was not escaped, which could have led to a download incorrectly saved to attacker-influenced paths that used variables such as %HOMEPATH% or %APPDATA%.
Clone Of:
Environment:
Last Closed: 2022-05-31 14:47:41 UTC


Attachments (Terms of Use)

Description Mauro Matteo Cascella 2022-05-31 14:44:44 UTC
When downloading files on Windows, the % character was not escaped, which could have lead to a download incorrectly being saved to attacker-influenced paths that used variables such as %HOMEPATH% or %APPDATA%.

*This bug only affects Firefox for Windows. Other operating systems are unaffected.*


External Reference:
https://www.mozilla.org/en-US/security/advisories/mfsa2022-21/#CVE-2022-31739


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