CVE-2011-4016

The PPP implementation in Cisco IOS 12.2 and 15.0 through 15.2, when Point-to-Point Termination and Aggregation (PTA) and L2TP are used, allows remote attackers to cause a denial of service (device crash) via crafted network traffic, aka Bug ID CSCtf71673.

CVSS v2.0 5.4 MEDIUM

5.4^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 4.9 / Impact : 6.9

Access Vector NETWORK

Access Complexity HIGH

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
http://www.cisco.com/en/US/docs/ios/15_1/release/notes/151-2TCAVS.html	Release Notes Vendor Advisory
http://www.securitytracker.com/id?1027005	Third Party Advisory VDB Entry
http://www.cisco.com/en/US/docs/ios/15_1/release/notes/151-2TCAVS.html	Release Notes Vendor Advisory
http://www.securitytracker.com/id?1027005	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:cisco:ios:12.2:::::::*
	cpe:2.3:o:cisco:ios:15.0:::::::*
	cpe:2.3:o:cisco:ios:15.1:::::::*
	cpe:2.3:o:cisco:ios:15.2:::::::*

History

21 Nov 2024, 01:31

Type	Values Removed	Values Added
References	~~() http://www.cisco.com/en/US/docs/ios/15_1/release/notes/151-2TCAVS.html - Release Notes, Vendor Advisory~~	() http://www.cisco.com/en/US/docs/ios/15_1/release/notes/151-2TCAVS.html - Release Notes, Vendor Advisory
References	~~() http://www.securitytracker.com/id?1027005 - Third Party Advisory, VDB Entry~~	() http://www.securitytracker.com/id?1027005 - Third Party Advisory, VDB Entry

Information

Published : 2012-05-02 10:09

Updated : 2025-04-11 00:51

NVD link : CVE-2011-4016

Mitre link : CVE-2011-4016

CVE.ORG link : CVE-2011-4016

JSON object : View

Products Affected

cisco

ios

CWE

CWE-20

Improper Input Validation

CWE-284

Improper Access Control

{"id": "CVE-2011-4016", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.4, "accessVector": "NETWORK", "vectorString": "AV:N/AC:H/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "HIGH", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 4.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2012-05-02T10:09:21.817", "references": [{"url": "http://www.cisco.com/en/US/docs/ios/15_1/release/notes/151-2TCAVS.html", "tags": ["Release Notes", "Vendor Advisory"], "source": "psirt@cisco.com"}, {"url": "http://www.securitytracker.com/id?1027005", "tags": ["Third Party Advisory", "VDB Entry"], "source": "psirt@cisco.com"}, {"url": "http://www.cisco.com/en/US/docs/ios/15_1/release/notes/151-2TCAVS.html", "tags": ["Release Notes", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securitytracker.com/id?1027005", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-284"}]}], "descriptions": [{"lang": "en", "value": "The PPP implementation in Cisco IOS 12.2 and 15.0 through 15.2, when Point-to-Point Termination and Aggregation (PTA) and L2TP are used, allows remote attackers to cause a denial of service (device crash) via crafted network traffic, aka Bug ID CSCtf71673."}, {"lang": "es", "value": "La implementaci\u00f3n de PPP en Cisco IOS v12.2 y v15.0 hasta v15.2, cuando se utilizan Point-to-Point Termination y Aggregation (PTA) and L2TP, permite a atacantes remotos causar una denegaci\u00f3n de servicio (ca\u00edda de dispositivo) a trav\u00e9s de tr\u00e1fico de la red manipulado, tambi\u00e9n conocido como Bug ID CSCtf71673."}], "lastModified": "2025-04-11T00:51:21.963", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E4BC49F2-3DCB-45F0-9030-13F6415EE178"}, {"criteria": "cpe:2.3:o:cisco:ios:15.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CF87CC9A-1AF5-4DB4-ACE5-DB938D3B2F84"}, {"criteria": "cpe:2.3:o:cisco:ios:15.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EB41294E-F3DF-4F1E-A4C8-E90B21A88836"}, {"criteria": "cpe:2.3:o:cisco:ios:15.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C2AB6A02-B7C7-48D1-8857-BD1CDF9A40D8"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@cisco.com"}