CVE-2012-6396

Cisco NX-OS on Nexus 7000 series switches does not properly handle certain line-card replacements, which might allow remote authenticated users to cause a denial of service (memory consumption) via a crafted configuration that references interfaces that do not exist on the new card, aka Bug ID CSCud44300.

CVSS v2.0 4.9 MEDIUM

4.9^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:H/Au:S/C:N/I:N/A:C

Exploitability : 3.9 / Impact : 6.9

Access Vector NETWORK

Access Complexity HIGH

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2012-6396	Vendor Advisory
http://www.securitytracker.com/id/1028018

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:cisco:nx-os:-:*:*:*:*:*:*:*

OR	cpe:2.3:h:cisco:nexus_7000:-:::::::*
	cpe:2.3:h:cisco:nexus_7000_10-slot:-:::::::*
	cpe:2.3:h:cisco:nexus_7000_18-slot:-:::::::*
	cpe:2.3:h:cisco:nexus_7000_9-slot:-:::::::*

History

No history.

Information

Published : 2013-01-19 20:55

Updated : 2013-02-02 05:10

NVD link : CVE-2012-6396

Mitre link : CVE-2012-6396

CVE.ORG link : CVE-2012-6396

JSON object : View

Products Affected

cisco

nexus_7000_18-slot
nexus_7000
nx-os
nexus_7000_10-slot
nexus_7000_9-slot

CWE

CWE-399

Resource Management Errors

{"id": "CVE-2012-6396", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.9, "accessVector": "NETWORK", "vectorString": "AV:N/AC:H/Au:S/C:N/I:N/A:C", "authentication": "SINGLE", "integrityImpact": "NONE", "accessComplexity": "HIGH", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2013-01-19T20:55:01.043", "references": [{"url": "http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2012-6396", "tags": ["Vendor Advisory"], "source": "ykramarz@cisco.com"}, {"url": "http://www.securitytracker.com/id/1028018", "source": "ykramarz@cisco.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-399"}]}], "descriptions": [{"lang": "en", "value": "Cisco NX-OS on Nexus 7000 series switches does not properly handle certain line-card replacements, which might allow remote authenticated users to cause a denial of service (memory consumption) via a crafted configuration that references interfaces that do not exist on the new card, aka Bug ID CSCud44300."}, {"lang": "es", "value": "Cisco NX-OS en las series de switches Nexus 7000 no manejan remplazamientos line-card, lo que permite a usuarios autenticados de forma remota causar una denegaci\u00f3n de servicios (consumo de memoria) a trav\u00e9s de una configuraci\u00f3n manipulada que referencia interfaces que no existen en la nueva tarjeta, tambi\u00e9n conocido como Bug ID CSCud44300"}], "lastModified": "2013-02-02T05:10:50.817", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:nx-os:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DA35D4AA-24B3-428E-84ED-804EF941E9A9"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:nexus_7000:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "12180BEB-7F21-4FA7-ABD2-E9A8EA7340F3"}, {"criteria": "cpe:2.3:h:cisco:nexus_7000_10-slot:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B22B3865-30E9-4B5A-A37D-DC33F1150FFE"}, {"criteria": "cpe:2.3:h:cisco:nexus_7000_18-slot:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "459A7F11-52BF-4AD6-B495-4C4D6C050493"}, {"criteria": "cpe:2.3:h:cisco:nexus_7000_9-slot:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DB73543E-9B5B-4BA9-8FB4-666AF5AC8B6B"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "ykramarz@cisco.com"}

4.9 /10