Vulnerabilities > CVE-2023-3550
Attack vector
UNKNOWN Attack complexity
UNKNOWN Privileges required
UNKNOWN Confidentiality impact
UNKNOWN Integrity impact
UNKNOWN Availability impact
UNKNOWN Summary
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.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 1 | |
| OS | 2 |
References
- https://fluidattacks.com/advisories/blondie/
- https://fluidattacks.com/advisories/blondie/
- https://lists.debian.org/debian-lts-announce/2023/11/msg00027.html
- https://lists.debian.org/debian-lts-announce/2023/11/msg00027.html
- https://lists.fedoraproject.org/archives/list/[email protected]/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/
- https://www.debian.org/security/2023/dsa-5520
- https://www.debian.org/security/2023/dsa-5520
- https://www.mediawiki.org/wiki/MediaWiki/
- https://www.mediawiki.org/wiki/MediaWiki/