CVE-2012-4885

The wikitext parser in MediaWiki 1.17.x before 1.17.3 and 1.18.x before 1.18.2 allows remote attackers to cause a denial of service (infinite loop) via certain input, as demonstrated by the padleft function.

CVSS v2.0 5.0 MEDIUM

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-March/000109.html	Vendor Advisory
http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-March/000110.html	Vendor Advisory
http://secunia.com/advisories/48504	Vendor Advisory
http://www.openwall.com/lists/oss-security/2012/03/22/9
http://www.openwall.com/lists/oss-security/2012/03/24/1
http://www.securityfocus.com/bid/52689
https://bugzilla.wikimedia.org/show_bug.cgi?id=22555	Vendor Advisory
https://bugzilla.wikimedia.org/show_bug.cgi?id=35315

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mediawiki:mediawiki:1.17:::::::*
	cpe:2.3:a:mediawiki:mediawiki:1.17:beta_1::::::
	cpe:2.3:a:mediawiki:mediawiki:1.17.0:::::::*
	cpe:2.3:a:mediawiki:mediawiki:1.17.0:rc1::::::
	cpe:2.3:a:mediawiki:mediawiki:1.17.1:::::::*
	cpe:2.3:a:mediawiki:mediawiki:1.17.2:::::::*

Configuration 2 (hide)

OR	cpe:2.3:a:mediawiki:mediawiki:1.18:::::::*
	cpe:2.3:a:mediawiki:mediawiki:1.18:beta_1::::::
	cpe:2.3:a:mediawiki:mediawiki:1.18.0:::::::*
	cpe:2.3:a:mediawiki:mediawiki:1.18.0:rc1::::::
	cpe:2.3:a:mediawiki:mediawiki:1.18.1:::::::*

History

No history.

Information

Published : 2012-09-09 21:55

Updated : 2012-09-10 18:27

NVD link : CVE-2012-4885

Mitre link : CVE-2012-4885

CVE.ORG link : CVE-2012-4885

JSON object : View

Products Affected

mediawiki

mediawiki

CWE

NVD-CWE-noinfo

{"id": "CVE-2012-4885", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2012-09-09T21:55:07.510", "references": [{"url": "http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-March/000109.html", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-March/000110.html", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://secunia.com/advisories/48504", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2012/03/22/9", "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2012/03/24/1", "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/52689", "source": "cve@mitre.org"}, {"url": "https://bugzilla.wikimedia.org/show_bug.cgi?id=22555", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://bugzilla.wikimedia.org/show_bug.cgi?id=35315", "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "The wikitext parser in MediaWiki 1.17.x before 1.17.3 and 1.18.x before 1.18.2 allows remote attackers to cause a denial of service (infinite loop) via certain input, as demonstrated by the padleft function."}, {"lang": "es", "value": "El analizador wikitext en MediaWiki 1.17.x antes de 1.17.3 y 1.18.x antes de 1.18.2 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (bucle infinito) a trav\u00e9s de ciertas entradas, como lo demuestra la funci\u00f3n PadLeft."}], "lastModified": "2012-09-10T18:27:56.397", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.17:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F9AC7B4F-6AE2-4FCC-80DA-0D068E479853"}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.17:beta_1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "57F3C3BF-CA6A-4BCC-83CE-32560F0A437D"}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.17.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B6D1B676-AE23-4FC5-8466-EB44B8F756CC"}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.17.0:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1C3B8FFB-25AD-4165-8C87-DBF5977572FA"}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.17.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "52E0CED2-EF96-4052-A4BC-4657163B4FE5"}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.17.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2E8D954D-484E-4DAA-8E0E-6CEAC17BBA22"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.18:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6EBD4E4C-DE1D-4007-BABF-A82ECBC2C8B1"}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.18:beta_1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EA045993-D0DE-4878-A9CF-5C671F3E5196"}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.18.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "15426470-3C5F-41AC-B64B-BA021D9F5EA5"}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.18.0:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "061DD021-3FAA-43D0-9ED2-6E60BF7E6CAF"}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.18.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E8B305B8-97DE-45C7-B7A7-B1D1AB32D511"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}