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AUSCERT External Security Bulletin Redistribution
ESB-2013.0544
Cisco Unified Presence XMPP Denial of Service Vulnerability
17 April 2013
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AusCERT Security Bulletin Summary
---------------------------------
Product: Cisco Unified Presence Server
Publisher: Cisco Systems
Operating System: Cisco
Impact/Access: Denial of Service -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2013-1197
Original Bulletin:
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1197
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Cisco Unified Presence XMPP Denial of Service Vulnerability
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1197
CVE ID: CVE-2013-1197
Release Date: 2013 April 15 19:17 UTC (GMT)
Last Updated: 2013 April 15 19:17 UTC (GMT)
Summary
The XML parser of Cisco Unified Presence (CUP) contains a vulnerability that
could allow an authenticated, remote attacker to trigger a crash of the
jabberd process causing a denial of service condition.
The vulnerability is due to insufficient validation of crafted XML contained
within the Extensible Messaging and Presence Protocol (XMPP) messages. An
attacker could exploit this vulnerability by sending crafted XMPP messages to
the affected system.
Affected Products
Product More Information CVSS
Cisco Unified Presence Server CSCue13912 6.8/5.6
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
Security Notice.
For additional information about Cisco PSIRT publications, see the Cisco
Security Vulnerability Policy at
http://www.cisco.com/en/US/products/products_security_vulnerability_policy.html
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.
Disclaimer
THIS DOCUMENT IS PROVIDED ON AN "AS IS" BASIS AND DOES NOT IMPLY ANY KIND OF
GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS
FOR A PARTICULAR USE. YOUR USE OF THE INFORMATION ON THE DOCUMENT OR MATERIALS
LINKED FROM THE DOCUMENT IS AT YOUR OWN RISK. CISCO RESERVES THE RIGHT TO
CHANGE OR UPDATE THIS DOCUMENT AT ANY TIME.
A stand-alone copy or paraphrase of the text of this document that omits the
distribution URL is an uncontrolled copy, and may lack important information
or contain factual errors.
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