Vulnerability Details : 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.
Vulnerability category: Denial of service
Products affected by CVE-2014-3321
- cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:4.3.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:4.3.0:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:4.3.2:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:asr_9000_rsp440_router:-:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:asr_9001:-:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:asr_9904:-:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:asr_9006:-:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:asr_9010:-:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:asr_9912:-:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:asr_9922:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2014-3321
0.33%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 53 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2014-3321
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.7
|
MEDIUM | AV:A/AC:M/Au:N/C:N/I:N/A:C |
5.5
|
6.9
|
NIST |
CWE ids for CVE-2014-3321
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-3321
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http://tools.cisco.com/security/center/viewAlert.x?alertId=34936
Cisco IOS XR Software MPLS Packet Denial of Service VulnerabilityVendor Advisory
-
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3321
Cisco IOS XR Software MPLS Packet Denial of Service VulnerabilityVendor Advisory
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http://www.securitytracker.com/id/1030597
Cisco ASR 9000 Series IOS XR Router MPLS Processing Flaw Lets Remote Users Deny Service - SecurityTrackerThird Party Advisory;VDB Entry
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