Unrated severityNVD Advisory· Published Jul 18, 2014· Updated Jun 17, 2026
CVE-2014-3321
CVE-2014-3321
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
12- cpe:2.3:h:cisco:asr_9000_rsp440_router:-:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:asr_9001:-:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:asr_9006:-:*:*:*:*:*:*:*
- 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:o:cisco:ios_xr:*:*:*:*:*:*:*:*+ 4 more
- cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:*range: <=4.3.4
- cpe:2.3:o:cisco:ios_xr:4.3.0:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:4.3.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:4.3.2:*:*:*:*:*:*:*
- (no CPE)range: <=4.3.4
Patches
Vulnerability mechanics
References
3- tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3321nvdVendor Advisory
- tools.cisco.com/security/center/viewAlert.xnvdVendor Advisory
- www.securitytracker.com/id/1030597nvdThird Party AdvisoryVDB Entry
News mentions
0No linked articles in our index yet.