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CVE-2013-5566

UnknownEPSS 1.88%

Last modified

CVE-2013-5566 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.88% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability
1.88%

76.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoNx-Os<= 5.0
CiscoNx-Os4.0
CiscoNx-Os4.0\(0\)n1\(1a\)
CiscoNx-Os4.0\(0\)n1\(2\)
CiscoNx-Os4.0\(0\)n1\(2a\)
CiscoNx-Os4.0\(1a\)n1\(1\)
CiscoNx-Os4.0\(1a\)n1\(1a\)
CiscoNx-Os4.0\(1a\)n2\(1\)
CiscoNx-Os4.0\(1a\)n2\(1a\)
CiscoNx-Os4.0\(4\)sv1\(1\)
CiscoNx-Os4.0\(4\)sv1\(2\)
CiscoNx-Os4.0\(4\)sv1\(3\)
CiscoNx-Os4.0\(4\)sv1\(3a\)
CiscoNx-Os4.0\(4\)sv1\(3b\)
CiscoNx-Os4.0\(4\)sv1\(3c\)
CiscoNx-Os4.0\(4\)sv1\(3d\)
CiscoNx-Os4.1\(3\)n1\(1\)
CiscoNx-Os4.1\(3\)n1\(1a\)
CiscoNx-Os4.1\(3\)n2\(1\)
CiscoNx-Os4.1\(3\)n2\(1a\)
CiscoNx-Os4.1.\(2\)
CiscoNx-Os4.1.\(3\)
CiscoNx-Os4.1.\(4\)
CiscoNx-Os4.1.\(5\)
CiscoNx-Os4.2
CiscoNx-Os4.2\(1\)
CiscoNx-Os4.2\(1\)n1\(1\)
CiscoNx-Os4.2\(1\)n2\(1\)
CiscoNx-Os4.2\(1\)n2\(1a\)
CiscoNx-Os4.2\(1\)sv1\(4\)
CiscoNx-Os4.2\(1\)sv1\(4a\)
CiscoNx-Os4.2\(1\)sv1\(5.1\)
CiscoNx-Os4.2\(2\)
CiscoNx-Os4.2\(3\)
CiscoNx-Os4.2\(4\)
CiscoNx-Os4.2\(6\)
CiscoNx-Os4.2\(8\)
CiscoNx-Os4.2.\(2a\)

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2013-5566?
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.
How severe is CVE-2013-5566?
Severity scoring for CVE-2013-5566 is pending analysis. The EPSS model estimates a 1.88% probability of exploitation in the next 30 days.
How do I fix CVE-2013-5566?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST