Vulnerability Description
MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2, when a private wiki is configured, provides different error messages for failed login attempts depending on whether the username exists, which allows remote attackers to enumerate account names and conduct brute-force attacks via a series of requests.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mediawiki | Mediawiki | <= 1.27.3 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- http://www.securitytracker.com/id/1039812Third Party AdvisoryVDB Entry
- https://lists.wikimedia.org/pipermail/mediawiki-announce/2017-November/000216.htMailing ListPatchVendor Advisory
- https://www.debian.org/security/2017/dsa-4036Third Party Advisory
- http://www.securitytracker.com/id/1039812Third Party AdvisoryVDB Entry
- https://lists.wikimedia.org/pipermail/mediawiki-announce/2017-November/000216.htMailing ListPatchVendor Advisory
- https://www.debian.org/security/2017/dsa-4036Third Party Advisory
FAQ
What is CVE-2017-8810?
CVE-2017-8810 is a vulnerability with a CVSS score of 7.5 (HIGH). MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2, when a private wiki is configured, provides different error messages for failed login attempts depending on whether the usernam...
How severe is CVE-2017-8810?
CVE-2017-8810 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-8810?
Check the references section above for vendor advisories and patch information. Affected products include: Mediawiki Mediawiki, Debian Debian Linux.