CVE-2013-5548

Name: CVE-2013-5548
Creator: NVD / NIST
Published: 2013-11-01T02:55:04.997+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.13%

Last modified Jun 16, 2026

CVE-2013-5548 is a vulnerability of currently unknown severity. The IKEv2 implementation in Cisco IOS, when AES-GCM or AES-GMAC is used, allows remote attackers to bypass certain IPsec anti-replay features via IPsec tunnel traffic, aka Bug ID CSCuj47795.. EPSS estimates a 1.13% chance of exploitation in the next 30 days.

Description

The IKEv2 implementation in Cisco IOS, when AES-GCM or AES-GMAC is used, allows remote attackers to bypass certain IPsec anti-replay features via IPsec tunnel traffic, aka Bug ID CSCuj47795.

Metrics

EPSS Probability

1.13%

62.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-264

Affected Software

Vendor	Product	Versions
Cisco	Ios	All versions

References

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5548Vendor Advisory
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5548Vendor Advisory

Timeline

Published: Nov 1, 2013
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2013-5548?

The IKEv2 implementation in Cisco IOS, when AES-GCM or AES-GMAC is used, allows remote attackers to bypass certain IPsec anti-replay features via IPsec tunnel traffic, aka Bug ID CSCuj47795.

How severe is CVE-2013-5548?

Severity scoring for CVE-2013-5548 is pending analysis. The EPSS model estimates a 1.13% probability of exploitation in the next 30 days.

How do I fix CVE-2013-5548?

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.

Are you affected by CVE-2013-5548?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST