CVE-2014-3409

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.

Category

6.1
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.49% Top 20%
Vendor Advisory cisco.com Vendor Advisory cisco.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://secunia.com/advisories/61799 third party advisory
http://www.securitytracker.com/id/1031119 third party advisory vdb entry
http://www.securityfocus.com/bid/70715 third party advisory vdb entry
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3409 vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/97758 vdb entry
http://tools.cisco.com/security/center/viewAlert.x?alertId=36184 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2014-3409?
CVE-2014-3409 has been scored as a medium severity vulnerability.
How to fix CVE-2014-3409?
To fix CVE-2014-3409, 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-2014-3409 being actively exploited in the wild?
It is possible that CVE-2014-3409 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.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.