CVE-2013-5566

Description

Cisco NX-OS 5.0 and earlier on MDS 9000 devices allows remote attackers to cause a denial of service (supervisor CPU consumption) via Authentication Header (AH) authentication in a Virtual Router Redundancy Protocol (VRRP) frame, aka Bug ID CSCte27874.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.29% Top 25%
Vendor Advisory cisco.com Vendor Advisory cisco.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5566 vendor advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=31663 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2013-5566?
CVE-2013-5566 has been scored as a medium severity vulnerability.
How to fix CVE-2013-5566?
To fix CVE-2013-5566, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-5566 being actively exploited in the wild?
It is possible that CVE-2013-5566 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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