Vulnerability Details : CVE-2013-1121
The regex engine in the BGP implementation in Cisco NX-OS, when a complex regular expression is configured for inbound routes, allows remote attackers to cause a denial of service (device reload) via a crafted AS path set, aka Bug ID CSCuf49554.
Vulnerability category: Denial of service
Products affected by CVE-2013-1121
- cpe:2.3:o:cisco:nx-os:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2013-1121
0.16%
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-2013-1121
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.4
|
MEDIUM | AV:N/AC:H/Au:N/C:N/I:N/A:C |
4.9
|
6.9
|
NIST |
CWE ids for CVE-2013-1121
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-1121
-
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1121
Cisco NX-OS Software BGP Regex VulnerabilityVendor Advisory
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