CVE-2017-8810

7.5 HIGH
Published: November 15, 2017 Modified: May 13, 2026
View on NVD

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.securitytracker.com/id/1039812
Source: security@debian.org
Third Party Advisory VDB Entry
https://lists.wikimedia.org/pipermail/mediawiki-announce/2017-November/000216.html
Source: security@debian.org
Mailing List Patch Vendor Advisory
https://www.debian.org/security/2017/dsa-4036
Source: security@debian.org
Third Party Advisory
http://www.securitytracker.com/id/1039812
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://lists.wikimedia.org/pipermail/mediawiki-announce/2017-November/000216.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Patch Vendor Advisory
https://www.debian.org/security/2017/dsa-4036
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

6 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
1.0%
77th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-200

Affected Vendors

mediawiki debian

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