Is CVE-2014-2124 being actively exploited?

CVE-2014-2124 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2014-2124?

CVE-2014-2124 has a CVSS 2.0 base score of 7.1 (HIGH).

CVE-2014-2124

HIGH · CVSS 7.1EPSS 1.9%EU EUVD

Cisco IOS 15.1(2)SY3 and earlier, when used with Supervisor Engine 2T (aka Sup2T) on Catalyst 6500 devices, allows remote attackers to cause a denial of service (device crash) via crafted multicast packets, aka Bug ID CSCuf60783.

Key facts

CVSS score: 7.1 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:M/Au:N/C:N/I:N/A:C
Weakness (CWE): CWE-399
EPSS score: 1.9% (80th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2014-2164)
Published: March 21, 2014
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2014-2164 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

cisco / catalyst 6500
cisco / ios

References

http://secunia.com/advisories/57515(Permissions Required)
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-2124(Vendor Advisory)
http://tools.cisco.com/security/center/viewAlert.x?alertId=33413(Vendor Advisory)
http://www.securityfocus.com/bid/66301(Third Party Advisory, VDB Entry)
http://www.securitytracker.com/id/1029942(Third Party Advisory, VDB Entry)
https://exchange.xforce.ibmcloud.com/vulnerabilities/91904

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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