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 Software | Affected Version | How 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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CVE-2015-6326 has a high severity rating due to its exploitation potential for denial of service attacks.
To fix CVE-2015-6326, update your Cisco ASA software to the latest patched version as outlined in Cisco's security advisory.
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.
Yes, CVE-2015-6326 can be exploited by remote attackers to cause a denial of service.
An attack exploiting CVE-2015-6326 may lead to degraded service or complete unavailability of the affected Cisco ASA device.