What’s Vulnerable › Vulnerabilities

CVE-2013-1142

• Severity: high (CVSS 7.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2013-03-28 · updated 2026-06-16
• Weakness: CWE-362

Description

Race condition in the VRF-aware NAT feature in Cisco IOS 12.2 through 12.4 and 15.0 through 15.2 allows remote attackers to cause a denial of service (memory consumption) via IPv4 packets, aka Bug IDs CSCtg47129 and CSCtz96745.

Affected products

• Cisco IOS: from 12.2 through 12.4; from 15.0 through 15.2

References

• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130327-nat
• http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1142
• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130327-nat
• http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1142

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