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AUSCERT External Security Bulletin Redistribution
Cisco Unified Computing System Fabric Interconnect Denial of
23 October 2013
AusCERT Security Bulletin Summary
Product: Cisco Unified Computing System
Publisher: Cisco Systems
Operating System: Cisco
Impact/Access: Denial of Service -- Existing Account
CVE Names: CVE-2013-5550
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Cisco Security Notice
Cisco Unified Computing System Fabric Interconnect Denial of Service
CVE ID: CVE-2013-5550
Release Date: 2013 October 21 13:25 UTC (GMT)
Last Updated: 2013 October 21 16:24 UTC (GMT)
A vulnerability in the fabric interconnect of Cisco Unified Computing System
could allow an authenticated, local attacker to cause a denial of service (DoS)
The vulnerability is due to improper filtering of user-supplied parameters.
An attacker could exploit this vulnerability by executing certain commands with
specific parameters. A successful exploit could allow the attacker to write
directly to hardware components, causing a DoS condition on the system.
Product More Information CVSS
Cisco Unified Computing System (Managed) CSCtq86549 4.6/3.8
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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