CVE-2015-2940: CSRF
First published: Mon Apr 13 2015(Updated: )
Cross-site request forgery (CSRF) vulnerability in the CheckUser extension for MediaWiki allows remote attackers to hijack the authentication of certain users for requests that retrieve sensitive user information via unspecified vectors.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| MediaWiki CheckUser |
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Reference Links
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:200
- http://www.openwall.com/lists/oss-security/2015/04/01/1
- http://www.openwall.com/lists/oss-security/2015/04/07/3
- http://www.securityfocus.com/bid/73477
- https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html
- https://phabricator.wikimedia.org/T85858
- https://security.gentoo.org/glsa/201510-05
Frequently Asked Questions
What is the severity of CVE-2015-2940?
CVE-2015-2940 is classified as a high-severity vulnerability due to its potential to allow unauthorized access to sensitive user information.
How do I fix CVE-2015-2940?
To mitigate CVE-2015-2940, update the CheckUser extension for MediaWiki to the latest version that addresses this CSRF vulnerability.
What types of attacks can be executed through CVE-2015-2940?
CVE-2015-2940 allows attackers to perform cross-site request forgery (CSRF) attacks that can hijack user authentication and access sensitive data.
Who is affected by CVE-2015-2940?
Users of the CheckUser extension for MediaWiki are at risk from CVE-2015-2940, specifically those with permissions that allow access to sensitive user information.
Is there any workaround for CVE-2015-2940?
While upgrading the extension is the best fix, ensuring that CSRF protections are in place can provide temporary relief from CVE-2015-2940.
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