CVE-2023-25734
HIGH severity · CVSS 8.1 · CWE-601
8.1CVSS HIGH
Summary
After downloading a Windows <code>.url</code> shortcut from the local filesystem, an attacker could supply a remote path that would lead to unexpected network requests from the operating system. This also had the potential to leak NTLM credentials to the resource.<br>*This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactNone
Exploit probability (EPSS)1%
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Affected products we track (2)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://bugzilla.mozilla.org/show_bug.cgi?id=1784451Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-05/Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-06/Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-07/Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1809923
- https://bugzilla.mozilla.org/show_bug.cgi?id=1810143
- https://bugzilla.mozilla.org/show_bug.cgi?id=1812338