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             AUSCERT External Security Bulletin Redistribution

                               ESB-2013.1180
    Cisco Unified IP Phone 8945 Crafted PNG Image Lockup Vulnerability
                              30 August 2013

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Cisco Unified IP Phone 8945
Publisher:         Cisco Systems
Operating System:  Cisco
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2013-3468  

Original Bulletin: 
   http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-3468

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Cisco Security Notice

Cisco Unified IP Phone 8945 Crafted PNG Image Lockup Vulnerability

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-3468

CVE ID: CVE-2013-3468

Release Date: 2013 August 28 11:35  UTC (GMT)

Last Updated: 2013 August 28 11:35  UTC (GMT)

Related Documents:    

Summary

A vulnerability in PNG image processing of the Cisco Unified IP Phone 8945 
running software version 9.3(2) could allow an unauthenticated, remote attacker 
to cause the phone to lock up.

The vulnerability is due to incorrect processing of malformed PNG images. An 
attacker could exploit this vulnerability by placing a malicious PNG image on 
the HTTP Server from which the phone requests XML files. A successful exploit 
could allow the attacker to cause the phone to lock up.

Affected Products

Product				More Information	CVSS
Cisco Unified IP Phone 8945	CSCud04270		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 
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

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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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