Vulnerability Description
In MediaWiki through 1.33.0, Special:Redirect allows information disclosure of suppressed usernames via a User ID Lookup.
CVSS Score
5.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mediawiki | Mediawiki | >= 1.31.0, < 1.31.4 |
| Fedoraproject | Fedora | 30 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproBroken Link
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproBroken Link
- https://phabricator.wikimedia.org/T230402ExploitIssue TrackingPatch
- https://seclists.org/bugtraq/2019/Oct/32Mailing ListThird Party Advisory
- https://www.debian.org/security/2019/dsa-4545Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproBroken Link
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproBroken Link
- https://phabricator.wikimedia.org/T230402ExploitIssue TrackingPatch
- https://seclists.org/bugtraq/2019/Oct/32Mailing ListThird Party Advisory
- https://www.debian.org/security/2019/dsa-4545Third Party Advisory
FAQ
What is CVE-2019-16738?
CVE-2019-16738 is a vulnerability with a CVSS score of 5.3 (MEDIUM). In MediaWiki through 1.33.0, Special:Redirect allows information disclosure of suppressed usernames via a User ID Lookup.
How severe is CVE-2019-16738?
CVE-2019-16738 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-16738?
Check the references section above for vendor advisories and patch information. Affected products include: Mediawiki Mediawiki, Fedoraproject Fedora, Debian Debian Linux.