CVE-2023-45367

An issue was discovered in the CheckUser extension for MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1. A user can use a rest.php/checkuser/v0/useragent-clienthints/revision/ URL to store an arbitrary number of rows in cu_useragent_clienthints, leading to a denial of service.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://phabricator.wikimedia.org/T344923	Exploit Issue Tracking Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mediawiki:mediawiki::::::::
	cpe:2.3:a:mediawiki:mediawiki::::::::
	cpe:2.3:a:mediawiki:mediawiki:1.40.0:-::::::

History

12 Oct 2023, 16:04

Type	Values Removed	Values Added
CWE		NVD-CWE-noinfo
First Time		Mediawiki Mediawiki mediawiki
References	~~(MISC) https://phabricator.wikimedia.org/T344923 -~~	(MISC) https://phabricator.wikimedia.org/T344923 - Exploit, Issue Tracking, Vendor Advisory
CPE		cpe:2.3:a:mediawiki:mediawiki:::::::: cpe:2.3:a:mediawiki:mediawiki:1.40.0:-::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 6.5

09 Oct 2023, 05:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-10-09 05:15

Updated : 2023-12-10 15:14

NVD link : CVE-2023-45367

Mitre link : CVE-2023-45367

CVE.ORG link : CVE-2023-45367

JSON object : View

Products Affected

mediawiki

mediawiki

CWE

NVD-CWE-noinfo

{"id": "CVE-2023-45367", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2023-10-09T05:15:09.357", "references": [{"url": "https://phabricator.wikimedia.org/T344923", "tags": ["Exploit", "Issue Tracking", "Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in the CheckUser extension for MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1. A user can use a rest.php/checkuser/v0/useragent-clienthints/revision/ URL to store an arbitrary number of rows in cu_useragent_clienthints, leading to a denial of service."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en la extensi\u00f3n CheckUser para MediaWiki antes de 1.35.12, 1.36.x hasta 1.39.x antes de 1.39.5 y 1.40.x antes de 1.40.1. Un usuario puede usar una URL rest.php/checkuser/v0/useragent-clienthints/revision/ para almacenar un n\u00famero arbitrario de filas en cu_useragent_clienthints, lo que lleva a una denegaci\u00f3n de servicio."}], "lastModified": "2023-10-12T16:04:00.317", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6A920574-0C59-4036-9878-C5A39EF82AA1", "versionEndExcluding": "1.35.12"}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "20B3C0EF-1980-4F24-B0C6-B4BA77562DA3", "versionEndExcluding": "1.39.5", "versionStartIncluding": "1.36.0"}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.40.0:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "195C853F-2D51-44A4-990E-8E04FF4E9AA8"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}