CVE-2016-6334

Published on: 04/20/2017 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:27:11 PM UTC

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Certain versions of Mediawiki from Mediawiki contain the following vulnerability:

Cross-site scripting (XSS) vulnerability in the Parser::replaceInternalLinks2 method in MediaWiki before 1.23.15, 1.26.x before 1.26.4, and 1.27.x before 1.27.1 allows remote attackers to inject arbitrary web script or HTML via vectors involving replacement of percent encoding in unclosed internal links.

  • CVE-2016-6334 has been assigned by [email protected] to track the vulnerability - currently rated as MEDIUM severity.

CVSS3 Score: 6.1 - MEDIUM

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE REQUIRED
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
CHANGED LOW LOW NONE

CVSS2 Score: 4.3 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK MEDIUM NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
NONE PARTIAL NONE

CVE References

Description Tags Link
[MediaWiki-announce] Security Release - 1.27.1, 1.26.4, 1.23.15 Mailing List
Patch
Vendor Advisory
lists.wikimedia.org
text/html
URL Logo MLIST [MediaWiki-announce] 20160823 Security Release - 1.27.1, 1.26.4, 1.23.15
Mediawiki 'Parser::replaceInternalLinks2()' Method Cross-Site Scripting Vulnerability cve.report (archive)
text/html
URL Logo BID 98057
1369613 – (CVE-2016-6331, CVE-2016-6332, CVE-2016-6333, CVE-2016-6334, CVE-2016-6335, CVE-2016-6336) CVE-2016-6331 CVE-2016-6332 CVE-2016-6333 CVE-2016-6334 CVE-2016-6335 CVE-2016-6336 mediawiki: multiple flaws fixed in 1.27.1, 1.26.4 and 1.23.15 Issue Tracking
bugzilla.redhat.com
text/html
URL Logo CONFIRM bugzilla.redhat.com/show_bug.cgi?id=1369613
⚓ T137264 XSS in Parser::replaceInternalLinks2 during replacement of percent encoding in unclosed internal links Patch
Third Party Advisory
phabricator.wikimedia.org
text/html
URL Logo CONFIRM phabricator.wikimedia.org/T137264

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationMediawikiMediawiki1.26.0AllAllAll
ApplicationMediawikiMediawiki1.26.1AllAllAll
ApplicationMediawikiMediawiki1.26.2AllAllAll
ApplicationMediawikiMediawiki1.26.3AllAllAll
ApplicationMediawikiMediawiki1.26.4AllAllAll
ApplicationMediawikiMediawiki1.27.0AllAllAll
ApplicationMediawikiMediawiki1.26.0AllAllAll
ApplicationMediawikiMediawiki1.26.1AllAllAll
ApplicationMediawikiMediawiki1.26.2AllAllAll
ApplicationMediawikiMediawiki1.26.3AllAllAll
ApplicationMediawikiMediawiki1.26.4AllAllAll
ApplicationMediawikiMediawiki1.27.0AllAllAll
ApplicationMediawikiMediawikiAllAllAllAll
  • cpe:2.3:a:mediawiki:mediawiki:1.26.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:mediawiki:mediawiki:1.26.1:*:*:*:*:*:*:*:
  • cpe:2.3:a:mediawiki:mediawiki:1.26.2:*:*:*:*:*:*:*:
  • cpe:2.3:a:mediawiki:mediawiki:1.26.3:*:*:*:*:*:*:*:
  • cpe:2.3:a:mediawiki:mediawiki:1.26.4:*:*:*:*:*:*:*:
  • cpe:2.3:a:mediawiki:mediawiki:1.27.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:mediawiki:mediawiki:1.26.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:mediawiki:mediawiki:1.26.1:*:*:*:*:*:*:*:
  • cpe:2.3:a:mediawiki:mediawiki:1.26.2:*:*:*:*:*:*:*:
  • cpe:2.3:a:mediawiki:mediawiki:1.26.3:*:*:*:*:*:*:*:
  • cpe:2.3:a:mediawiki:mediawiki:1.26.4:*:*:*:*:*:*:*:
  • cpe:2.3:a:mediawiki:mediawiki:1.27.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*: