CVE-2013-5473

Severity: high (CVSS 7.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-09-27 · updated 2026-06-16
Weakness: CWE-399

Description

Memory leak in Cisco IOS 12.2, 15.1, and 15.2; IOS XE 3.4.2S through 3.4.5S; and IOS XE 3.6.xS before 3.6.1S allows remote attackers to cause a denial of service (memory consumption or device reload) via malformed IKEv1 packets, aka Bug ID CSCtx66011.

Affected products

Cisco IOS: 12.2, 15.1, 15.2
Cisco IOS XE: 3.4.2s, 3.4.3s, 3.4.4s, 3.4.5s, 3.6.0s

References

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130925-ike
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130925-ike

Get alerted when CVE-2013-5473 or the next vulnerability affects your stack