Vulnerability 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 Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Ios Xr | <= 4.3.4 |
| Cisco | Asr 9000 Rsp440 Router | - |
| Cisco | Asr 9001 | - |
| Cisco | Asr 9006 | - |
| Cisco | Asr 9010 | - |
| Cisco | Asr 9904 | - |
| Cisco | Asr 9912 | - |
| Cisco | Asr 9922 | - |
Related Weaknesses (CWE)
References
- http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3321Vendor Advisory
- http://tools.cisco.com/security/center/viewAlert.x?alertId=34936Vendor Advisory
- http://www.securitytracker.com/id/1030597Third Party AdvisoryVDB Entry
- http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3321Vendor Advisory
- http://tools.cisco.com/security/center/viewAlert.x?alertId=34936Vendor Advisory
- http://www.securitytracker.com/id/1030597Third Party AdvisoryVDB Entry
FAQ
What is CVE-2014-3321?
CVE-2014-3321 is a vulnerability with a CVSS score of 5.7 (MEDIUM). 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 serie...
How severe is CVE-2014-3321?
CVE-2014-3321 has been rated MEDIUM with a CVSS base score of 5.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2014-3321?
Check the references section above for vendor advisories and patch information. Affected products include: Cisco Ios Xr, Cisco Asr 9000 Rsp440 Router, Cisco Asr 9001, Cisco Asr 9006, Cisco Asr 9010.