CVE-2014-2124

NONECVSS 0.0

0.0

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.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 81.6%
KEV: Not listed

Published

March 21, 2014

Last Modified

May 6, 2026

References (12)

psirt@ciscohttp://secunia.com/advisories/57515
psirt@ciscohttp://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-2124
psirt@ciscohttp://tools.cisco.com/security/center/viewAlert.x?alertId=33413
psirt@ciscohttp://www.securityfocus.com/bid/66301
psirt@ciscohttp://www.securitytracker.com/id/1029942
psirt@ciscohttps://exchange.xforce.ibmcloud.com/vulnerabilities/91904
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/57515
af854a3a-2127-422b-91ae-364da2661108http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-2124
af854a3a-2127-422b-91ae-364da2661108http://tools.cisco.com/security/center/viewAlert.x?alertId=33413
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/66301
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1029942
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/91904

Data Freshness Timeline

(refreshed 10× in last 7d / 20× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-08 14:14 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-05 22:44 UTCEPSS rescore
2026-06-05 22:44 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-04 13:09 UTCEPSS rescore
2026-06-04 13:09 UTCEPSS rescore
2026-06-02 20:10 UTCEPSS rescore
2026-06-02 20:10 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-29 13:41 UTCEPSS rescore
2026-05-29 13:41 UTCEPSS rescore

Frequently asked(4)

What is CVE-2014-2124?

CVE-2014-2124 is a none vulnerability published on March 21, 2014. 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.

When was CVE-2014-2124 disclosed?

CVE-2014-2124 was first published in the National Vulnerability Database on March 21, 2014, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2014-2124 actively exploited?

CVE-2014-2124 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 81.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2014-2124?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2014-2124, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2014-2124

📅 Published

🔄 Last Modified

🔗 References (12)