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AUSCERT External Security Bulletin Redistribution
Cisco Adaptive Security Appliance WebVPN Embedded Web Server
Denial of Service Vulnerability
13 February 2015
AusCERT Security Bulletin Summary
Product: Cisco Adaptive Security Appliance
Publisher: Cisco Systems
Operating System: Cisco
Impact/Access: Denial of Service -- Remote/Unauthenticated
CVE Names: CVE-2015-0619
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Cisco Security Notice
Cisco Adaptive Security Appliance WebVPN Embedded Web Server Denial of Service
CVE ID: CVE-2015-0619
Release Date: 2015 February 11 18:31 UTC (GMT)
Last Updated: 2015 February 12 15:06 UTC (GMT)
A vulnerability in the WebVPN feature of Cisco Adaptive Security Appliance
(ASA) could allow an unauthenticated, remote attacker to force the ASA to stop
accepting new SSL connections.
The vulnerability is due to a memory leak in the WebVPN embedded web server.
An attacker could exploit this vulnerability by sending a large number of
crafted HTTP requests to the ASA.
Product More Information CVSS
Cisco Adaptive Security Appliance (ASA) Software CSCue05458 5.0/4.4
What Is a Cisco Security Notice?
The Cisco Product Security Incident Response Team (PSIRT) publishes Cisco
Security Notices to inform customers of low- to mid-level severity security
issues involving Cisco products.
Customers who wish to upgrade to a software version that includes fixes for
these issues should contact their normal support channels. Free software
updates will not be provided for issues that are disclosed through a Cisco
For additional information about Cisco PSIRT publications, see the Cisco
Security Vulnerability Policy at
Customers Using Third-Party Support Organizations
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prior or existing agreements with third-party support organizations, such as
Cisco Partners, authorized resellers, or service providers. For these
products, customers should consult their service providers or support
organizations to ensure that any applied workaround or fix is the most
appropriate in the intended network before it is deployed.
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