What’s Vulnerable › Vulnerabilities

CVE-2011-3272

• Severity: high (CVSS 7.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2011-10-03 · updated 2026-06-16
• Weakness: CWE-399

Description

The IP Service Level Agreement (IP SLA) functionality in Cisco IOS 15.1, and IOS XE 2.1.x through 3.3.x, allows remote attackers to cause a denial of service (memory corruption and device reload) via malformed IP SLA packets, aka Bug ID CSCtk67073.

Affected products

• Cisco IOS: 15.1
• Cisco IOS XE: 2.1.0, 2.1.1, 2.1.2, 2.2.1, 2.2.2, 2.2.3 (+23)

References

• http://tools.cisco.com/security/center/viewAlert.x?alertId=24122
• http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d4c.shtml
• http://www.securitytracker.com/id?1026120
• http://tools.cisco.com/security/center/viewAlert.x?alertId=24122
• http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d4c.shtml
• http://www.securitytracker.com/id?1026120

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