Cross-site Scripting (XSS) Affecting mediawiki package, versions <0:1.27.7-1.el7
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-RHEL7-MEDIAWIKI-5262989
- published26 Mar 2023
- disclosed24 Sept 2018
Introduced: 24 Sep 2018
CVE-2018-0503 (opens in a new tab)How to fix?
Upgrade RHEL:7 mediawiki to version 0:1.27.7-1.el7 or higher.
This issue was patched in RHSA-2019:3238.
NVD Description
Note: Versions mentioned in the description apply only to the upstream mediawiki package and not the mediawiki package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
Mediawiki 1.31 before 1.31.1, 1.30.1, 1.29.3 and 1.27.5 contains a flaw where contrary to the documentation, $wgRateLimits entry for 'user' overrides that for 'newbie'.
References
- https://access.redhat.com/security/cve/CVE-2018-0503
- http://www.securitytracker.com/id/1041695
- https://access.redhat.com/errata/RHSA-2019:3238
- https://lists.wikimedia.org/pipermail/wikitech-l/2018-September/090849.html
- https://phabricator.wikimedia.org/T169545
- https://www.debian.org/security/2018/dsa-4301