CVE-2014-3409

Name: CVE-2014-3409
Creator: NVD / NIST
Published: 2014-10-25T10:55:05.79+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.01%

Last modified Jun 17, 2026

CVE-2014-3409 is a vulnerability of currently unknown severity. The Ethernet Connectivity Fault Management (CFM) handling feature in Cisco IOS 12.2(33)SRE9a and earlier and IOS XE 3.13S and earlier allows remote attackers to cause a denial of service (device reload) via malformed CFM packets, aka Bug ID CSCuq93406.. EPSS estimates a 1.01% chance of exploitation in the next 30 days.

Description

The Ethernet Connectivity Fault Management (CFM) handling feature in Cisco IOS 12.2(33)SRE9a and earlier and IOS XE 3.13S and earlier allows remote attackers to cause a denial of service (device reload) via malformed CFM packets, aka Bug ID CSCuq93406.

Metrics

EPSS Probability

1.01%

58.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Cisco	Ios	<= 12.2\(33\)sre9a
Cisco	Ios Xe	<= 3.13s

References

http://secunia.com/advisories/61799
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3409Vendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=36184Vendor Advisory
http://www.securityfocus.com/bid/70715Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1031119Third Party Advisory, VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/97758
http://secunia.com/advisories/61799
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3409Vendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=36184Vendor Advisory
http://www.securityfocus.com/bid/70715Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1031119Third Party Advisory, VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/97758

Timeline

Published: Oct 25, 2014
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2014-3409?

How severe is CVE-2014-3409?

Severity scoring for CVE-2014-3409 is pending analysis. The EPSS model estimates a 1.01% probability of exploitation in the next 30 days.

How do I fix CVE-2014-3409?

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-2014-3409?

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

Scan your code now

Source: NVD / NIST