CVE-2021-45472

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-45472
In MediaWiki through 1.37, XSS can occur in Wikibase because an external identifier property can have a URL format that includes a $1 formatter substitution marker, and the javascript: URL scheme (among others) can be used.

6.1 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

4.3 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References
Link Resource
https://gerrit.wikimedia.org/r/q/I37ece1dfdc80d38055067c9c4fa73ba591acd8bd Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7JNQA53K675TQBBJPZRAG5ZT6XES3IS/
https://phabricator.wikimedia.org/T297570 Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
History

07 Nov 2023, 03:39

Type Values Removed Values Added
References
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7JNQA53K675TQBBJPZRAG5ZT6XES3IS/', 'name': 'FEDORA-2021-bef1126908', 'tags': ['Third Party Advisory'], 'refsource': 'FEDORA'}
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7JNQA53K675TQBBJPZRAG5ZT6XES3IS/ -

07 Feb 2022, 21:23

Type Values Removed Values Added
First Time Fedoraproject fedora
Fedoraproject
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7JNQA53K675TQBBJPZRAG5ZT6XES3IS/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7JNQA53K675TQBBJPZRAG5ZT6XES3IS/ - Third Party Advisory
CPE cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*

10 Jan 2022, 14:11

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7JNQA53K675TQBBJPZRAG5ZT6XES3IS/ -

28 Dec 2021, 19:08

Type Values Removed Values Added
References (MISC) https://gerrit.wikimedia.org/r/q/I37ece1dfdc80d38055067c9c4fa73ba591acd8bd - (MISC) https://gerrit.wikimedia.org/r/q/I37ece1dfdc80d38055067c9c4fa73ba591acd8bd - Third Party Advisory
References (MISC) https://phabricator.wikimedia.org/T297570 - (MISC) https://phabricator.wikimedia.org/T297570 - Third Party Advisory
CWE CWE-79
CVSS v2 : unknown
v3 : unknown 		v2 : 4.3
v3 : 6.1
CPE cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*

24 Dec 2021, 02:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-12-24 02:15

Updated : 2023-12-10 14:09

NVD link : CVE-2021-45472

Mitre link : CVE-2021-45472

CVE.ORG link : CVE-2021-45472

JSON object : View

Products Affected

fedoraproject

  • fedora

mediawiki

  • mediawiki
CWE
CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')