CVE-2011-3273

Memory leak in Cisco IOS 15.0 through 15.1, when IPS or Zone-Based Firewall (aka ZBFW) is configured, allows remote attackers to cause a denial of service (memory consumption or device crash) via vectors that trigger many session creation flows, aka Bug ID CSCti79848.

CVSS v2.0 7.8 HIGH

7.8^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
http://tools.cisco.com/security/center/viewAlert.x?alertId=24123
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d57.shtml	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:cisco:ios:15.0:::::::*
	cpe:2.3:o:cisco:ios:15.0m:::::::*
	cpe:2.3:o:cisco:ios:15.0sg:::::::*
	cpe:2.3:o:cisco:ios:15.0xa:::::::*
	cpe:2.3:o:cisco:ios:15.0xo:::::::*
	cpe:2.3:o:cisco:ios:15.1:::::::*
	cpe:2.3:o:cisco:ios:15.1gc:::::::*
	cpe:2.3:o:cisco:ios:15.1m:::::::*
	cpe:2.3:o:cisco:ios:15.1s:::::::*
	cpe:2.3:o:cisco:ios:15.1t:::::::*
	cpe:2.3:o:cisco:ios:15.1xb:::::::*

History

No history.

Information

Published : 2011-10-03 23:55

Updated : 2023-12-10 11:03

NVD link : CVE-2011-3273

Mitre link : CVE-2011-3273

CVE.ORG link : CVE-2011-3273

JSON object : View

Products Affected

cisco

ios

CWE

CWE-399

Resource Management Errors

{"id": "CVE-2011-3273", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2011-10-03T23:55:03.673", "references": [{"url": "http://tools.cisco.com/security/center/viewAlert.x?alertId=24123", "source": "ykramarz@cisco.com"}, {"url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d57.shtml", "tags": ["Vendor Advisory"], "source": "ykramarz@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-399"}]}], "descriptions": [{"lang": "en", "value": "Memory leak in Cisco IOS 15.0 through 15.1, when IPS or Zone-Based Firewall (aka ZBFW) is configured, allows remote attackers to cause a denial of service (memory consumption or device crash) via vectors that trigger many session creation flows, aka Bug ID CSCti79848."}, {"lang": "es", "value": "Fallo de memoria en Cisco IOS v15.0 hasta v15.1, cuando un IPS o Cortafuegos Zone-Based (tambi\u00e9n conocido como ZBFW) es configurado, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (agotamiento de memoria o ca\u00edda del dispositivo) a trav\u00e9s de vectores que disparan varias sesiones de creaci\u00f3n de hilos, tambi\u00e9n conocido como Bug ID CSCti79848."}], "lastModified": "2012-05-14T04:00:00.000", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ios:15.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CF87CC9A-1AF5-4DB4-ACE5-DB938D3B2F84"}, {"criteria": "cpe:2.3:o:cisco:ios:15.0m:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3D03374C-7EF0-4455-839E-09CA4F2E85BC"}, {"criteria": "cpe:2.3:o:cisco:ios:15.0sg:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "58870B6A-55D2-4BFA-89F9-9332205CC130"}, {"criteria": "cpe:2.3:o:cisco:ios:15.0xa:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EC6EF56C-032C-43F6-A979-E18BEA0E16A6"}, {"criteria": "cpe:2.3:o:cisco:ios:15.0xo:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "61D28B5C-F578-47E1-A8AC-A79D8A7F340C"}, {"criteria": "cpe:2.3:o:cisco:ios:15.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EB41294E-F3DF-4F1E-A4C8-E90B21A88836"}, {"criteria": "cpe:2.3:o:cisco:ios:15.1gc:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B8665036-2C40-498A-B022-F6DA288D1581"}, {"criteria": "cpe:2.3:o:cisco:ios:15.1m:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0F2359A4-8494-4BBA-85E5-C4E66D9362CE"}, {"criteria": "cpe:2.3:o:cisco:ios:15.1s:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8A9B1D5E-02CA-4949-8ACB-9B40642816B6"}, {"criteria": "cpe:2.3:o:cisco:ios:15.1t:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5FAFA073-B16F-475F-B68D-8FE9135AB0A4"}, {"criteria": "cpe:2.3:o:cisco:ios:15.1xb:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "34137E45-7EC0-4350-9F6D-B427CE07D693"}], "operator": "OR"}]}], "sourceIdentifier": "ykramarz@cisco.com"}