CVE-2014-3321

Cisco IOS XR 4.3.4 and earlier on ASR 9000 devices, when bridge-group virtual interface (BVI) routing is enabled, allows remote attackers to cause a denial of service (chip and card hangs) via a series of crafted MPLS packets, aka Bug ID CSCuo91149.

CVSS v2.0 5.7 MEDIUM

5.7^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 5.5 / Impact : 6.9

Access Vector ADJACENT_NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3321	Vendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=34936	Vendor Advisory
http://www.securitytracker.com/id/1030597	Third Party Advisory VDB Entry

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Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:o:cisco:ios_xr:4.3.1:::::::*
	cpe:2.3:o:cisco:ios_xr::::::::
	cpe:2.3:o:cisco:ios_xr:4.3.2:::::::*
	cpe:2.3:o:cisco:ios_xr:4.3.0:::::::*

OR	cpe:2.3:h:cisco:asr_9010:-:::::::*
	cpe:2.3:h:cisco:asr_9904:-:::::::*
	cpe:2.3:h:cisco:asr_9912:-:::::::*
	cpe:2.3:h:cisco:asr_9922:-:::::::*
	cpe:2.3:h:cisco:asr_9000_rsp440_router:-:::::::*
	cpe:2.3:h:cisco:asr_9006:-:::::::*
	cpe:2.3:h:cisco:asr_9001:-:::::::*

Information

Published : 2014-07-17 17:55

Updated : 2017-01-12 03:51

NVD link : CVE-2014-3321

Mitre link : CVE-2014-3321

JSON object : View

CWE

CWE-20

Improper Input Validation

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Products Affected

cisco

asr_9006
asr_9912
ios_xr
asr_9922
asr_9000_rsp440_router
asr_9010
asr_9001
asr_9904

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3321", "name": "20140715 Cisco IOS XR Software MPLS Packet Denial of Service Vulnerability", "tags": ["Vendor Advisory"], "refsource": "CISCO"}, {"url": "http://tools.cisco.com/security/center/viewAlert.x?alertId=34936", "name": "http://tools.cisco.com/security/center/viewAlert.x?alertId=34936", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://www.securitytracker.com/id/1030597", "name": "1030597", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "SECTRACK"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Cisco IOS XR 4.3.4 and earlier on ASR 9000 devices, when bridge-group virtual interface (BVI) routing is enabled, allows remote attackers to cause a denial of service (chip and card hangs) via a series of crafted MPLS packets, aka Bug ID CSCuo91149."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-20"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2014-3321", "ASSIGNER": "psirt@cisco.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 5.7, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/AC:M/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "impactScore": 6.9, "obtainAllPrivilege": false, "exploitabilityScore": 5.5, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}}, "publishedDate": "2014-07-18T00:55Z", "configurations": {"nodes": [{"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:cisco:ios_xr:4.3.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "4.3.4"}, {"cpe23Uri": "cpe:2.3:o:cisco:ios_xr:4.3.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:cisco:ios_xr:4.3.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:cisco:asr_9010:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:cisco:asr_9904:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:cisco:asr_9912:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:cisco:asr_9922:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:cisco:asr_9000_rsp440_router:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:cisco:asr_9006:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:cisco:asr_9001:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "operator": "AND", "cpe_match": []}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2017-01-12T11:51Z"}