CVE-2013-5513

Severity: high (CVSS 7.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% 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-119

Description

Cisco Adaptive Security Appliance (ASA) Software 8.2.x before 8.2(5.46), 8.3.x before 8.3(2.39), 8.4.x before 8.4(7), 8.5.x before 8.5(1.18), 8.6.x before 8.6(1.12), 8.7.x before 8.7(1.7), 9.0.x before 9.0(3.3), and 9.1.x before 9.1(1.8), when the DNS ALPI engine is enabled for TCP, allows remote attackers to cause a denial of service (device reload) via crafted TCP DNS packets, aka Bug ID CSCug03975.

Affected products

Cisco ASA Software: 8.2, 8.2(1), 8.2(2), 8.2(3), 8.2(3.9), 8.2(4) (+25)

References

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131009-asa
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5513
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131009-asa
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5513

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