CVE-2014-2124

Severity: high (CVSS 7.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-03-21 · updated 2026-06-17
Weakness: CWE-399

Description

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.

Affected products

Cisco Catalyst 6500: all versions
Cisco IOS: through 15.1\(2\)sy3

References

http://secunia.com/advisories/57515
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-2124
http://tools.cisco.com/security/center/viewAlert.x?alertId=33413
http://www.securityfocus.com/bid/66301
http://www.securitytracker.com/id/1029942
https://exchange.xforce.ibmcloud.com/vulnerabilities/91904
http://secunia.com/advisories/57515
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-2124
http://tools.cisco.com/security/center/viewAlert.x?alertId=33413
http://www.securityfocus.com/bid/66301
http://www.securitytracker.com/id/1029942
https://exchange.xforce.ibmcloud.com/vulnerabilities/91904

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