CVE-2017-8810

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 v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
http://www.securitytracker.com/id/1039812	Third Party Advisory VDB Entry
https://lists.wikimedia.org/pipermail/mediawiki-announce/2017-November/000216.html	Mailing List Patch Vendor Advisory
https://www.debian.org/security/2017/dsa-4036	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mediawiki:mediawiki::::::::
	cpe:2.3:a:mediawiki:mediawiki:1.28.0:::::::*
	cpe:2.3:a:mediawiki:mediawiki:1.28.1:::::::*
	cpe:2.3:a:mediawiki:mediawiki:1.28.2:::::::*
	cpe:2.3:a:mediawiki:mediawiki:1.29.0:::::::*
	cpe:2.3:a:mediawiki:mediawiki:1.29.1:::::::*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-11-15 08:29

Updated : 2023-12-10 12:15

NVD link : CVE-2017-8810

Mitre link : CVE-2017-8810

CVE.ORG link : CVE-2017-8810

JSON object : View

Products Affected

mediawiki

mediawiki

debian

debian_linux

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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