UBUNTU-CVE-2023-3550
Dashboard / Vulnerabilities / UBUNTU-CVE-2023-3550
Summary:
Details: Mediawiki v1.40.0 does not validate namespaces used in XML files. Therefore, if the instance administrator allows XML file uploads, a remote attacker with a low-privileged user account can use this exploit to become an administrator by sending a malicious link to the instance administrator.
References: https://ubuntu.com/security/CVE-2023-3550, https://phabricator.wikimedia.org/T341565, https://www.mediawiki.org/wiki/MediaWiki/, https://fluidattacks.com/advisories/blondie/, https://www.cve.org/CVERecord?id=CVE-2023-3550
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
