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CVE-2018-0503: Mediawiki Improper Privilege Management

May 13, 2022 (updated May 15, 2024)

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

  • access.redhat.com/errata/RHSA-2019:3142
  • access.redhat.com/errata/RHSA-2019:3238
  • access.redhat.com/errata/RHSA-2019:3813
  • github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2018-0503.yaml
  • github.com/advisories/GHSA-mhfv-9h99-jwg7
  • github.com/wikimedia/mediawiki
  • lists.wikimedia.org/pipermail/wikitech-l/2018-September/090849.html
  • nvd.nist.gov/vuln/detail/CVE-2018-0503
  • phabricator.wikimedia.org/T169545
  • www.debian.org/security/2018/dsa-4301

Code Behaviors & Features

Detect and mitigate CVE-2018-0503 with GitLab Dependency Scanning

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Affected versions

All versions starting from 1.27.0 before 1.27.5, all versions starting from 1.29.0 before 1.29.3, all versions starting from 1.30.0 before 1.30.1, all versions starting from 1.31.0 before 1.31.1

Fixed versions

  • 1.27.5
  • 1.29.3
  • 1.30.1
  • 1.31.1

Solution

Upgrade to versions 1.27.5, 1.29.3, 1.30.1, 1.31.1 or above.

Impact 4.3 MEDIUM

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Learn more about CVSS

Weakness

  • CWE-269: Improper Privilege Management

Source file

packagist/mediawiki/core/CVE-2018-0503.yml

Spotted a mistake? Edit the file on GitLab.

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