CVE-2014-3321

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Summary

CVECVE-2014-3321
StatePUBLISHED
Assignercisco
Source PriorityCVE Program / NVD first with legacy fallback
Published2014-07-18 00:55:04 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionCisco 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.

Risk And Classification

Primary CVSS: v2.0 5.7 from [email protected]

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

Problem Types: CWE-20 | n/a

CVSS v2.0 Breakdown

Access Vector
Adjacent
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Cisco Asr 9000 Rsp440 Router - All All All
Hardware Cisco Asr 9001 - All All All
Hardware Cisco Asr 9006 - All All All
Hardware Cisco Asr 9010 - All All All
Hardware Cisco Asr 9904 - All All All
Hardware Cisco Asr 9912 - All All All
Hardware Cisco Asr 9922 - All All All
Operating System Cisco Ios Xr 4.3.0 All All All
Operating System Cisco Ios Xr 4.3.1 All All All
Operating System Cisco Ios Xr 4.3.2 All All All
Operating System Cisco Ios Xr All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
tools.cisco.com/security/center/viewAlert.x af854a3a-2127-422b-91ae-364da2661108 tools.cisco.com Vendor Advisory
Cisco ASR 9000 Series IOS XR Router MPLS Processing Flaw Lets Remote Users Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Third Party Advisory, VDB Entry
tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3321 af854a3a-2127-422b-91ae-364da2661108 tools.cisco.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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