CVE-2013-1121 — MEDIUM (5.4)

Vulnerability Description

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.

CVSS Score

5.4

MEDIUM

AV:N/AC:H/Au:N/C:N/I:N/A:C

Confidentiality

NONE

Integrity

NONE

Availability

COMPLETE

Affected Products

Vendor	Product	Versions
Cisco	Nx-Os	-

Related Weaknesses (CWE)

CWE-399

References

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1121Vendor Advisory
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1121Vendor Advisory

FAQ

What is CVE-2013-1121?

CVE-2013-1121 is a vulnerability with a CVSS score of 5.4 (MEDIUM). 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 ...

How severe is CVE-2013-1121?

CVE-2013-1121 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2013-1121?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Nx-Os.