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

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CVSS v2.0 : MEDIUM

V2 Legend

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_1013:-:::::::*
	cpe:2.3:h:cisco:asr_1001:-:::::::*
	cpe:2.3:h:cisco:asr_1002:-:::::::*
	cpe:2.3:h:cisco:asr_1004:-:::::::*
	cpe:2.3:h:cisco:asr_1001-x:-:::::::*
	cpe:2.3:h:cisco:asr_1002-x:-:::::::*
	cpe:2.3:h:cisco:asr_1006:-:::::::*

Information

Published : 2015-07-08 07:59

Updated : 2016-12-29 05:33

NVD link : CVE-2015-4243

Mitre link : CVE-2015-4243

JSON object : View

CWE

CWE-399

Resource Management Errors

Products Affected

cisco

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

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://tools.cisco.com/security/center/viewAlert.x?alertId=39675", "name": "20150707 Cisco IOS XE for Cisco 1000 Series ASR Routers Denial of Service Vulnerability", "tags": ["Vendor Advisory"], "refsource": "CISCO"}, {"url": "http://www.securitytracker.com/id/1032805", "name": "1032805", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "SECTRACK"}]}, "data_format": "MITRE", "description": {"description_data": [{"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."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-399"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2015-4243", "ASSIGNER": "psirt@cisco.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"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"}, "severity": "MEDIUM", "impactScore": 6.9, "obtainAllPrivilege": false, "exploitabilityScore": 6.5, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}}, "publishedDate": "2015-07-08T14:59Z", "configurations": {"nodes": [{"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:cisco:ios_xe:3.5.0s:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:cisco:asr_1013:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}, {"cpe23Uri": "cpe:2.3:h:cisco:asr_1001:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}, {"cpe23Uri": "cpe:2.3:h:cisco:asr_1002:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}, {"cpe23Uri": "cpe:2.3:h:cisco:asr_1004:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}, {"cpe23Uri": "cpe:2.3:h:cisco:asr_1001-x:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}, {"cpe23Uri": "cpe:2.3:h:cisco:asr_1002-x:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}, {"cpe23Uri": "cpe:2.3:h:cisco:asr_1006:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2016-12-29T13:33Z"}

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