CVE-2023-25734

After downloading a Windows .url 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.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.

Affected Software

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1784451
• 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
• https://www.mozilla.org/security/advisories/mfsa2023-05/
• https://www.mozilla.org/security/advisories/mfsa2023-06/
• https://www.mozilla.org/security/advisories/mfsa2023-07/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1784451
• 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
• https://www.mozilla.org/security/advisories/mfsa2023-05/
• https://www.mozilla.org/security/advisories/mfsa2023-06/
• https://www.mozilla.org/security/advisories/mfsa2023-07/