{"cve":"CVE-2014-3321","nvd":{"published":"2014-07-18T00:55:04.923","modified":"2026-06-17T00:07:59.080","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3321","http://tools.cisco.com/security/center/viewAlert.x?alertId=34936","http://www.securitytracker.com/id/1030597","http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3321","http://tools.cisco.com/security/center/viewAlert.x?alertId=34936"],"products":["cisco:asr_9000_rsp440_router","cisco:asr_9001","cisco:asr_9006","cisco:asr_9010","cisco:asr_9904","cisco:asr_9912","cisco:asr_9922","cisco:ios_xr"],"source":"nvd","synced_at":"2026-10-19T20:33:06.232976534+00:00"},"epss":{"cve":"CVE-2014-3321","score":0.00649,"percentile":0.51123,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}