BIT-mediawiki-2022-34750

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Import Source
https://github.com/bitnami/vulndb/tree/main/data/mediawiki/BIT-mediawiki-2022-34750.json
JSON Data
https://api.osv.dev/v1/vulns/BIT-mediawiki-2022-34750
Aliases
Published
2024-03-06T11:04:59.679Z
Modified
2024-03-06T11:25:28.861Z
Summary
[none]
Details

An issue was discovered in MediaWiki through 1.38.1. The lemma length of a Wikibase lexeme is currently capped at a thousand characters. Unfortunately, this length is not validated, allowing much larger lexemes to be created, which introduces various denial-of-service attack vectors within the Wikibase and WikibaseLexeme extensions. This is related to Special:NewLexeme and Special:NewProperty.

Database specific
{
    "cpes": [
        "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*"
    ],
    "severity": "High"
}
References

Affected packages

Bitnami / mediawiki

Package

Name
mediawiki
Purl
pkg:bitnami/mediawiki

Severity

  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator

Affected ranges

Type
SEMVER
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.38.1