CVE-2009-2868

Severity: high (CVSS 7.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2009-09-28 · updated 2026-06-16

Description

Unspecified vulnerability in Cisco IOS 12.2 through 12.4, when certificate-based authentication is enabled for IKE, allows remote attackers to cause a denial of service (Phase 1 SA exhaustion) via crafted requests, aka Bug IDs CSCsy07555 and CSCee72997.

Affected products

Cisco IOS: 12.2ex, 12.2ira, 12.2irb, 12.2irc, 12.2sb, 12.2sca (+34)

References

http://tools.cisco.com/security/center/viewAlert.x?alertId=18887
http://www.cisco.com/en/US/products/products_security_advisory09186a0080af8117.shtml
http://www.vupen.com/english/advisories/2009/2759
http://tools.cisco.com/security/center/viewAlert.x?alertId=18887
http://www.cisco.com/en/US/products/products_security_advisory09186a0080af8117.shtml
http://www.vupen.com/english/advisories/2009/2759

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