The XML parser in Cisco Adaptive Security Appliance (ASA) Software 8.4 before 8.4(7.28), 8.6 before 8.6(1.17), 9.0 before 9.0(4.33), 9.1 before 9.1(6), 9.2 before 9.2(3.4), and 9.3 before 9.3(3), when Clientless SSL VPN, AnyConnect SSL VPN, or AnyConnect IKEv2 VPN is used, allows remote attackers to cause a denial of service (VPN outage or device reload) via a crafted XML document, aka Bug ID CSCus95290.
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Link | Tags |
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http://www.securitytracker.com/id/1032045 | vdb entry |
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150408-asa | vendor advisory |