Open Redirect in Microsoft Windows
CVE-2023-25734
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.
Vulnerability class: Open Redirect
EPSS: 0.008 (52.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N.
Affected products
- Microsoft Windows
- Mozilla Firefox — versions unspecified
- Mozilla Firefox Esr — versions unspecified
- Mozilla Firefox_esr
- Mozilla Thunderbird — versions unspecified
Weakness classification (CWE)
References
- security@mozilla.org (Vendor Advisory)
- security@mozilla.org (Vendor Advisory)
- security@mozilla.org (Vendor Advisory)
- security@mozilla.org (Permissions Required, Issue Tracking)
- security@mozilla.org (Exploit, Issue Tracking, Vendor Advisory)
- security@mozilla.org (Permissions Required, Issue Tracking)
- security@mozilla.org (Permissions Required, Issue Tracking)
Frequently asked questions
- What is CVE-2023-25734?
- CVE-2023-25734 is a high-severity vulnerability in Microsoft Windows, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 8.1/10. Published 2023-06-02.
- How severe is CVE-2023-25734?
- High severity. CVSS v3 base score is 8.1 out of 10.