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AUSCERT External Security Bulletin Redistribution
Cisco Intrusion Prevention System IP Logging Denial of
20 October 2014
AusCERT Security Bulletin Summary
Product: Cisco Intrusion Prevention System (IPS)
Publisher: Cisco Systems
Operating System: Cisco
Impact/Access: Denial of Service -- Remote/Unauthenticated
CVE Names: CVE-2014-3406
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Cisco Security Notice
Cisco Intrusion Prevention System IP Logging Denial of Service Vulnerability
CVE ID: CVE-2014-3406
Release Date: 2014 October 14 15:43 UTC (GMT)
Last Updated: 2014 October 14 18:31 UTC (GMT)
A vulnerability in the IP logging feature of Cisco Intrusion Prevention System
(IPS) Software could allow an unauthenticated, remote attacker to cause a
reload of the affected system.
The vulnerability is due to a race condition when writing the IP logging file.
An attacker could exploit this vulnerability by sending traffic through the
sensor that would hit the rule configured with the IP logging feature.
Product More Information CVSS
Intrusion Prevention System (IPS) SCud82085 5.4/4.5
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
Customers may have Cisco products that are provided or maintained through
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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or contain factual errors.
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