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CVE-2013-5508

• Severity: high (CVSS 7.1 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2013-10-13 · updated 2026-06-16
• Weakness: CWE-20

Description

The SQL*Net inspection engine in Cisco Adaptive Security Appliance (ASA) Software 7.x before 7.2(5.12), 8.x before 8.2(5.44), 8.3.x before 8.3(2.39), 8.4.x before 8.4(6), 8.5.x before 8.5(1.18), 8.6.x before 8.6(1.12), 8.7.x before 8.7(1.6), 9.0.x before 9.0(2.10), and 9.1.x before 9.1(2) and Firewall Services Module (FWSM) 3.1.x and 3.2.x before 3.2(27) and 4.x before 4.1(14) allows remote attackers to cause a denial of service (device reload) via crafted segmented Transparent Network Substrate (TNS) packets, aka Bug ID CSCub98434.

Affected products

• Cisco ASA Software: 7.0, 7.0(0), 7.0(1), 7.0(2), 7.0(4), 7.0(5) (+101)
• Cisco Firewall Services Module Software: 4.1(1), 4.1(2), 4.1(3), 4.1(4), 4.1(5), 4.1(6) (+55)

References

• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131009-asa
• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131009-fwsm
• http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5508
• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131009-asa
• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131009-fwsm
• http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5508

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