CVE-2015-4243

The PPPoE establishment implementation in Cisco IOS XE 3.5.0S on ASR 1000 devices allows remote attackers to cause a denial of service (device reload) by sending malformed PPPoE Active Discovery Request (PADR) packets on the local network, aka Bug ID CSCty94202.

CVSS v2.0 6.1 MEDIUM

6.1^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 6.5 / Impact : 6.9

Access Vector ADJACENT_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=39675	Vendor Advisory
http://www.securitytracker.com/id/1032805	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:cisco:ios_xe:3.5.0s:*:*:*:*:*:*:*

OR	cpe:2.3:h:cisco:asr_1001:-:::::::*
	cpe:2.3:h:cisco:asr_1001-x:-:::::::*
	cpe:2.3:h:cisco:asr_1002:-:::::::*
	cpe:2.3:h:cisco:asr_1002-x:-:::::::*
	cpe:2.3:h:cisco:asr_1004:-:::::::*
	cpe:2.3:h:cisco:asr_1006:-:::::::*
	cpe:2.3:h:cisco:asr_1013:-:::::::*

History

No history.

Information

Published : 2015-07-08 14:59

Updated : 2023-12-10 11:46

NVD link : CVE-2015-4243

Mitre link : CVE-2015-4243

CVE.ORG link : CVE-2015-4243

JSON object : View

Products Affected

cisco

ios_xe
asr_1001
asr_1001-x
asr_1002-x
asr_1004
asr_1006
asr_1002
asr_1013

CWE

CWE-399

Resource Management Errors

{"id": "CVE-2015-4243", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.1, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/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": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 6.5, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2015-07-08T14:59:03.817", "references": [{"url": "http://tools.cisco.com/security/center/viewAlert.x?alertId=39675", "tags": ["Vendor Advisory"], "source": "ykramarz@cisco.com"}, {"url": "http://www.securitytracker.com/id/1032805", "tags": ["Third Party Advisory", "VDB Entry"], "source": "ykramarz@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-399"}]}], "descriptions": [{"lang": "en", "value": "The PPPoE establishment implementation in Cisco IOS XE 3.5.0S on ASR 1000 devices allows remote attackers to cause a denial of service (device reload) by sending malformed PPPoE Active Discovery Request (PADR) packets on the local network, aka Bug ID CSCty94202."}, {"lang": "es", "value": "La implementaci\u00f3n de establecimiento PPPoE en Cisco IOS XE 3.5.0S en los dispositivos ASR 1000 permite a atacantes causar una denegaci\u00f3n de servicio (recarga de dispositivo) mediante el env\u00edo de paquetes PPPoE Active Discovery Request (PADR) malformados en la red local, tambi\u00e9n conocido como Bug ID CSCty94202."}], "lastModified": "2016-12-29T13:33:53.227", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ios_xe:3.5.0s:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5872A42F-745E-4EC6-8679-C28F79F6621C"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:asr_1001:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "ED7C321E-F083-4AB6-96A0-D6358980441E"}, {"criteria": "cpe:2.3:h:cisco:asr_1001-x:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "09C913FF-63D5-43FB-8B39-598EF436BA5A"}, {"criteria": "cpe:2.3:h:cisco:asr_1002:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "E4376E56-A21C-4642-A85D-439C8E21CD7F"}, {"criteria": "cpe:2.3:h:cisco:asr_1002-x:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "444F688F-79D0-4F22-B530-7BD520080B8F"}, {"criteria": "cpe:2.3:h:cisco:asr_1004:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "55DD2272-10C2-43B9-9F13-6DC41DBE179B"}, {"criteria": "cpe:2.3:h:cisco:asr_1006:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "7428E0A8-1641-47FB-9CA9-34311DEF660D"}, {"criteria": "cpe:2.3:h:cisco:asr_1013:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "854D9594-FE84-4E7B-BA21-A3287F2DC302"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "ykramarz@cisco.com"}