What’s Vulnerable › Vulnerabilities

CVE-2012-4618

• Severity: high (CVSS 7.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2012-09-27 · updated 2026-06-16
• Weakness: CWE-399

Description

The SIP ALG feature in the NAT implementation in Cisco IOS 12.2, 12.4, and 15.0 through 15.2 allows remote attackers to cause a denial of service (device reload) via transit IP packets, aka Bug ID CSCtn76183.

Affected products

• Cisco IOS: 12.2, 12.4, 15.0, 15.0(1)se, 15.1, 15.2

References

• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120926-nat
• http://www.securityfocus.com/bid/55693
• http://www.securitytracker.com/id?1027579
• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120926-nat
• http://www.securityfocus.com/bid/55693
• http://www.securitytracker.com/id?1027579

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