7.8
CWE
399
Advisory Published
Updated

CVE-2015-6326

First published: Sun Oct 25 2015(Updated: )

Cisco Adaptive Security Appliance (ASA) software 7.2 and 8.2 before 8.2(5.58), 8.3 and 8.4 before 8.4(7.29), 8.5 through 8.7 before 8.7(1.17), 9.0 before 9.0(4.37), 9.1 before 9.1(6.6), 9.2 before 9.2(4), 9.3 before 9.3(3.5), and 9.4 before 9.4(1.5) allows remote attackers to cause a denial of service (device reload) via a crafted DNS response, aka Bug ID CSCuu07799.

Credit: ykramarz@cisco.com ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco Adaptive Security Appliance=7.2.1
Cisco Adaptive Security Appliance=7.2.1.9
Cisco Adaptive Security Appliance=7.2.1.13
Cisco Adaptive Security Appliance=7.2.1.19
Cisco Adaptive Security Appliance=7.2.1.24
Cisco Adaptive Security Appliance=7.2.2
Cisco Adaptive Security Appliance=7.2.2.6
Cisco Adaptive Security Appliance=7.2.2.10
Cisco Adaptive Security Appliance Software=7.2.2.14
Cisco Adaptive Security Appliance Software=7.2.2.18
Cisco Adaptive Security Appliance Software=7.2.2.19
Cisco Adaptive Security Appliance Software=7.2.2.22
Cisco Adaptive Security Appliance Software=7.2.2.34
Cisco Adaptive Security Appliance Software=7.2.3
Cisco Adaptive Security Appliance Software=7.2.3.1
Cisco Adaptive Security Appliance Software=7.2.3.12
Cisco Adaptive Security Appliance Software=7.2.3.16
Cisco Adaptive Security Appliance Software=7.2.4
Cisco Adaptive Security Appliance Software=7.2.4.6
Cisco Adaptive Security Appliance Software=7.2.4.9
Cisco Adaptive Security Appliance Software=7.2.4.18
Cisco Adaptive Security Appliance Software=7.2.4.25
Cisco Adaptive Security Appliance Software=7.2.4.27
Cisco Adaptive Security Appliance Software=7.2.4.30
Cisco Adaptive Security Appliance Software=7.2.4.33
Cisco Adaptive Security Appliance Software=7.2.5
Cisco Adaptive Security Appliance Software=7.2.5.2
Cisco Adaptive Security Appliance Software=7.2.5.4
Cisco Adaptive Security Appliance Software=7.2.5.7
Cisco Adaptive Security Appliance Software=7.2.5.8
Cisco Adaptive Security Appliance Software=7.2.5.10
Cisco Adaptive Security Appliance Software=7.2.5.12
Cisco Adaptive Security Appliance Software=7.2.5.16
Cisco Adaptive Security Appliance Software=8.2.0.45
Cisco Adaptive Security Appliance Software=8.2.1
Cisco Adaptive Security Appliance Software=8.2.1.11
Cisco Adaptive Security Appliance Software=8.2.2
Cisco Adaptive Security Appliance Software=8.2.2.9
Cisco Adaptive Security Appliance Software=8.2.2.10
Cisco Adaptive Security Appliance Software=8.2.2.12
Cisco Adaptive Security Appliance Software=8.2.2.16
Cisco Adaptive Security Appliance Software=8.2.2.17
Cisco Adaptive Security Appliance Software=8.2.3
Cisco Adaptive Security Appliance Software=8.2.4
Cisco Adaptive Security Appliance Software=8.2.4.1
Cisco Adaptive Security Appliance Software=8.2.4.4
Cisco Adaptive Security Appliance Software=8.2.5
Cisco Adaptive Security Appliance Software=8.2.5.13
Cisco Adaptive Security Appliance Software=8.2.5.22
Cisco Adaptive Security Appliance Software=8.2.5.26
Cisco Adaptive Security Appliance Software=8.2.5.33
Cisco Adaptive Security Appliance Software=8.2.5.40
Cisco Adaptive Security Appliance Software=8.2.5.41
Cisco Adaptive Security Appliance Software=8.2.5.46
Cisco Adaptive Security Appliance Software=8.2.5.48
Cisco Adaptive Security Appliance Software=8.2.5.50
Cisco Adaptive Security Appliance Software=8.2.5.52
Cisco Adaptive Security Appliance Software=8.2.5.55
Cisco Adaptive Security Appliance Software=8.2.5.57
Cisco Adaptive Security Appliance Software=8.3.1
Cisco Adaptive Security Appliance Software=8.3.1.1
Cisco Adaptive Security Appliance Software=8.3.1.4
Cisco Adaptive Security Appliance Software=8.3.1.6
Cisco Adaptive Security Appliance Software=8.3.2
Cisco Adaptive Security Appliance Software=8.3.2.4
Cisco Adaptive Security Appliance Software=8.3.2.13
Cisco Adaptive Security Appliance Software=8.3.2.23
Cisco Adaptive Security Appliance Software=8.3.2.25
Cisco Adaptive Security Appliance Software=8.3.2.31
Cisco Adaptive Security Appliance Software=8.3.2.33
Cisco Adaptive Security Appliance Software=8.3.2.34
Cisco Adaptive Security Appliance Software=8.3.2.37
Cisco Adaptive Security Appliance Software=8.3.2.39
Cisco Adaptive Security Appliance Software=8.3.2.40
Cisco Adaptive Security Appliance Software=8.3.2.41
Cisco Adaptive Security Appliance Software=8.3.2.44
Cisco Adaptive Security Appliance Software=8.4.1
Cisco Adaptive Security Appliance Software=8.4.1.3
Cisco Adaptive Security Appliance Software=8.4.1.11
Cisco Adaptive Security Appliance Software=8.4.2
Cisco Adaptive Security Appliance Software=8.4.2.1
Cisco Adaptive Security Appliance Software=8.4.2.8
Cisco Adaptive Security Appliance Software=8.4.3
Cisco Adaptive Security Appliance Software=8.4.3.8
Cisco Adaptive Security Appliance Software=8.4.3.9
Cisco Adaptive Security Appliance Software=8.4.4
Cisco Adaptive Security Appliance Software=8.4.4.1
Cisco Adaptive Security Appliance Software=8.4.4.3
Cisco Adaptive Security Appliance Software=8.4.4.5
Cisco Adaptive Security Appliance Software=8.4.4.9
Cisco Adaptive Security Appliance Software=8.4.5
Cisco Adaptive Security Appliance Software=8.4.5.6
Cisco Adaptive Security Appliance Software=8.4.6
Cisco Adaptive Security Appliance Software=8.4.7
Cisco Adaptive Security Appliance Software=8.4.7.3
Cisco Adaptive Security Appliance Software=8.4.7.15
Cisco Adaptive Security Appliance Software=8.4.7.22
Cisco Adaptive Security Appliance Software=8.4.7.23
Cisco Adaptive Security Appliance Software=8.4.7.26
Cisco Adaptive Security Appliance Software=8.4.7.28
Cisco Adaptive Security Appliance Software=8.5.1
Cisco Adaptive Security Appliance Software=8.5.1.1
Cisco Adaptive Security Appliance Software=8.5.1.6
Cisco Adaptive Security Appliance Software=8.5.1.7
Cisco Adaptive Security Appliance Software=8.5.1.14
Cisco Adaptive Security Appliance Software=8.5.1.17
Cisco Adaptive Security Appliance Software=8.5.1.18
Cisco Adaptive Security Appliance Software=8.5.1.19
Cisco Adaptive Security Appliance Software=8.5.1.21
Cisco Adaptive Security Appliance Software=8.5.1.24
Cisco Adaptive Security Appliance Software=8.6.1
Cisco Adaptive Security Appliance Software=8.6.1.1
Cisco Adaptive Security Appliance Software=8.6.1.2
Cisco Adaptive Security Appliance Software=8.6.1.5
Cisco Adaptive Security Appliance Software=8.6.1.10
Cisco Adaptive Security Appliance Software=8.6.1.12
Cisco Adaptive Security Appliance Software=8.6.1.13
Cisco Adaptive Security Appliance Software=8.6.1.14
Cisco Adaptive Security Appliance Software=8.6.1.17
Cisco Adaptive Security Appliance Software=8.7.1
Cisco Adaptive Security Appliance Software=8.7.1.1
Cisco Adaptive Security Appliance Software=8.7.1.3
Cisco Adaptive Security Appliance Software=8.7.1.4
Cisco Adaptive Security Appliance Software=8.7.1.7
Cisco Adaptive Security Appliance Software=8.7.1.8
Cisco Adaptive Security Appliance Software=8.7.1.11
Cisco Adaptive Security Appliance Software=8.7.1.13
Cisco Adaptive Security Appliance Software=8.7.1.16
Cisco Adaptive Security Appliance Software=9.0.1
Cisco Adaptive Security Appliance Software=9.0.2
Cisco Adaptive Security Appliance Software=9.0.2.10
Cisco Adaptive Security Appliance Software=9.0.3
Cisco Adaptive Security Appliance Software=9.0.3.6
Cisco Adaptive Security Appliance Software=9.0.3.8
Cisco Adaptive Security Appliance Software=9.0.4
Cisco Adaptive Security Appliance Software=9.0.4.1
Cisco Adaptive Security Appliance Software=9.0.4.5
Cisco Adaptive Security Appliance Software=9.0.4.7
Cisco Adaptive Security Appliance Software=9.0.4.17
Cisco Adaptive Security Appliance Software=9.0.4.20
Cisco Adaptive Security Appliance Software=9.0.4.24
Cisco Adaptive Security Appliance Software=9.0.4.26
Cisco Adaptive Security Appliance Software=9.0.4.29
Cisco Adaptive Security Appliance Software=9.0.4.33
Cisco Adaptive Security Appliance Software=9.0.4.35
Cisco Adaptive Security Appliance Software=9.1.1
Cisco Adaptive Security Appliance Software=9.1.1.4
Cisco Adaptive Security Appliance Software=9.1.2
Cisco Adaptive Security Appliance Software=9.1.2.8
Cisco Adaptive Security Appliance Software=9.1.3
Cisco Adaptive Security Appliance Software=9.1.3.2
Cisco Adaptive Security Appliance Software=9.1.4
Cisco Adaptive Security Appliance Software=9.1.4.5
Cisco Adaptive Security Appliance Software=9.1.5
Cisco Adaptive Security Appliance Software=9.1.5.10
Cisco Adaptive Security Appliance Software=9.1.5.12
Cisco Adaptive Security Appliance Software=9.1.5.15
Cisco Adaptive Security Appliance Software=9.1.5.21
Cisco Adaptive Security Appliance Software=9.1.6
Cisco Adaptive Security Appliance Software=9.1.6.1
Cisco Adaptive Security Appliance Software=9.1.6.4
Cisco Adaptive Security Appliance Software=9.2.1
Cisco Adaptive Security Appliance Software=9.2.2
Cisco Adaptive Security Appliance Software=9.2.2.4
Cisco Adaptive Security Appliance Software=9.2.2.7
Cisco Adaptive Security Appliance Software=9.2.2.8
Cisco Adaptive Security Appliance Software=9.2.3
Cisco Adaptive Security Appliance Software=9.2.3.3
Cisco Adaptive Security Appliance Software=9.2.3.4
Cisco Adaptive Security Appliance Software=9.3.1
Cisco Adaptive Security Appliance Software=9.3.1.1
Cisco Adaptive Security Appliance Software=9.3.2
Cisco Adaptive Security Appliance Software=9.3.2.2
Cisco Adaptive Security Appliance Software=9.3.3
Cisco Adaptive Security Appliance Software=9.3.3.1
Cisco Adaptive Security Appliance Software=9.3.3.2
Cisco Adaptive Security Appliance Software=9.4.0.115
Cisco Adaptive Security Appliance Software=9.4.1
Cisco Adaptive Security Appliance Software=9.4.1.1
Cisco Adaptive Security Appliance Software=9.4.1.2
Cisco Adaptive Security Appliance Software=9.4.1.3
Cisco Adaptive Security Appliance Software=7.2.1
Cisco Adaptive Security Appliance Software=7.2.1.9
Cisco Adaptive Security Appliance Software=7.2.1.13
Cisco Adaptive Security Appliance Software=7.2.1.19
Cisco Adaptive Security Appliance Software=7.2.1.24
Cisco Adaptive Security Appliance Software=7.2.2
Cisco Adaptive Security Appliance Software=7.2.2.6
Cisco Adaptive Security Appliance Software=7.2.2.10

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Frequently Asked Questions

  • What is the severity of CVE-2015-6326?

    CVE-2015-6326 has a high severity rating due to its exploitation potential for denial of service attacks.

  • How do I fix CVE-2015-6326?

    To fix CVE-2015-6326, update your Cisco ASA software to the latest patched version as outlined in Cisco's security advisory.

  • Which versions are affected by CVE-2015-6326?

    CVE-2015-6326 affects Cisco ASA software versions 7.2, 8.2 through 8.7, and 9.0 through 9.4 before their respective patch releases.

  • Can CVE-2015-6326 be exploited remotely?

    Yes, CVE-2015-6326 can be exploited by remote attackers to cause a denial of service.

  • What are the symptoms of an attack exploiting CVE-2015-6326?

    An attack exploiting CVE-2015-6326 may lead to degraded service or complete unavailability of the affected Cisco ASA device.

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