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ESB-2015.2593 - [Cisco] Cisco Prime Infrastructure: Denial of service - Remote/unauthenticated

Date: 14 October 2015

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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2015.2593
     Cisco Prime Renegotiation Request Denial of Service Vulnerability
                              14 October 2015

===========================================================================

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

Product:           Cisco Prime Infrastructure
Publisher:         Cisco Systems
Operating System:  Cisco
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Mitigation
CVE Names:         CVE-2015-6332  

Original Bulletin: 
   http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151008-cpi

Comment: While there is currently no fix available for this vulnerability, 
         administrators should minimise network exposure for these devices and
         implement appropriate firewalling to ensure that they are not 
         accessible to untrusted users.

- --------------------------BEGIN INCLUDED TEXT--------------------

Cisco Security Advisory

Cisco Prime Renegotiation Request Denial of Service Vulnerability

Medium

Advisory ID: cisco-sa-20151008-cpi

Published: 2015 October 8 21:30 GMT

Version 1.0: Final

CVSS Score: Base - 5.0

Workarounds: No workarounds available

Cisco Bug IDs: CSCuv56830 CVE-2015-6332 CWE-399

Summary

A vulnerability in Cisco Prime could allow a remote, unauthenticated 
attacker to cause a denial of service (DoS) condition.

The vulnerability is due to improper handling of SSL renegotiation 
requests. An unauthenticated, remote attacker could exploit this vulnerability
by sending multiple SSL requests to a targeted system. A successful exploit 
could cause the system to become unresponsive, resulting in a DoS condition.

Cisco has not released software updates that address this vulnerability. 
Workarounds that mitigate this vulnerability are not available. This advisory
is available at the following link: 
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151008-cpi

Affected Products

    Vulnerable Products

Cisco Prime Infrastructure Release 2.2 is affected.

    Products Confirmed Not Vulnerable

No other Cisco products are currently known to be affected by this 
vulnerability.

Workarounds

    No workarounds are available.

Fixed Software

When considering software upgrades, customers are advised to consult the 
Cisco Security Advisories and Responses archive at 
http://www.cisco.com/go/psirt and review subsequent advisories to determine 
exposure and a complete upgrade solution.

In all cases, customers should ensure that the devices to be upgraded 
contain sufficient memory and confirm that current hardware and software 
configurations will continue to be supported properly by the new release. If 
the information is not clear, customers are advised to contact the Cisco 
Technical Assistance Center (TAC) or their contracted maintenance providers.

Exploitation and Public Announcements

The Cisco Product Security Incident Response Team (PSIRT) is not aware of
any public announcements or malicious use of the vulnerability that is 
described in this advisory.

URL

    
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151008-cpi

Revision History

    Version 	Description 		Section 	Status 	Date

    1.0 	Initial public release 	NA 		Final 	2015-October-08

Legal 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 standalone 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. The information in this document is 
intended for end users of Cisco products.

- --------------------------END INCLUDED TEXT--------------------

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===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
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                On call after hours for member emergencies only.
===========================================================================
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