UBUNTU-CVE-2020-35478
Dashboard / Vulnerabilities / UBUNTU-CVE-2020-35478
Summary:
Details: MediaWiki before 1.35.1 allows XSS via BlockLogFormatter.php. MediaWiki:blanknamespace potentially can be output as raw HTML with SCRIPT tags via LogFormatter::makePageLink(). This affects MediaWiki 1.33.0 and later.
References: https://ubuntu.com/security/CVE-2020-35478, https://phabricator.wikimedia.org/T268938, https://lists.wikimedia.org/pipermail/wikitech-l/2020-December/094126.html, https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html, https://www.cve.org/CVERecord?id=CVE-2020-35478
Affected packages
Package
Name: mediawiki
Purl: pkg:deb/ubuntu/mediawiki?arch=source&distro=bionic
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -None
Affected versions
1:1.27.3-1
1:1.27.4-1
1:1.27.4-2
1:1.27.4-3
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
