github - ghsa-6475-q4qm-387r

ghsa-6475-q4qm-387r

Vulnerability from github

Published

2022-05-24 17:48

Modified

2022-05-24 17:48

Details

An issue was discovered in the CheckUser extension for MediaWiki through 1.35.2. MediaWiki usernames with trailing whitespace could be stored in the cu_log database table such that denial of service occurred for certain CheckUser extension pages and functionality. For example, the attacker could turn off Special:CheckUserLog and thus interfere with usage tracking.

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{
  "affected": [],
  "aliases": [
    "CVE-2021-31553"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-428"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-04-22T03:15:00Z",
    "severity": "MODERATE"
  },
  "details": "An issue was discovered in the CheckUser extension for MediaWiki through 1.35.2. MediaWiki usernames with trailing whitespace could be stored in the cu_log database table such that denial of service occurred for certain CheckUser extension pages and functionality. For example, the attacker could turn off Special:CheckUserLog and thus interfere with usage tracking.",
  "id": "GHSA-6475-q4qm-387r",
  "modified": "2022-05-24T17:48:08Z",
  "published": "2022-05-24T17:48:08Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-31553"
    },
    {
      "type": "WEB",
      "url": "https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/666963"
    },
    {
      "type": "WEB",
      "url": "https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/666964"
    },
    {
      "type": "WEB",
      "url": "https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/667023"
    },
    {
      "type": "WEB",
      "url": "https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/667024"
    },
    {
      "type": "WEB",
      "url": "https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/667025"
    },
    {
      "type": "WEB",
      "url": "https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/667027"
    },
    {
      "type": "WEB",
      "url": "https://phabricator.wikimedia.org/T275669"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

cve-2021-31553

Vulnerability from cvelistv5

Published

2021-04-22 02:29

Modified

2024-08-03 23:03

Severity ?

Summary

References

▼	URL	Tags
	https://phabricator.wikimedia.org/T275669	x_refsource_MISC
	https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/667023	x_refsource_MISC
	https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/667024	x_refsource_MISC
	https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/667025	x_refsource_MISC
	https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/667027	x_refsource_MISC
	https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/666963	x_refsource_MISC
	https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/666964	x_refsource_MISC

Impacted products

Vendor

Product

Version

▼

n/a

Version: n/a

Show details on NVD website

JSON

To clipboard

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            "url": "https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/667023"
          },
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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