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AUSCERT External Security Bulletin Redistribution
Cisco License Manager Directory Traversal Information
5 October 2017
AusCERT Security Bulletin Summary
Product: Cisco License Manager
Publisher: Cisco Systems
Operating System: UNIX variants (UNIX, Linux, OSX)
Impact/Access: Access Privileged Data -- Remote/Unauthenticated
CVE Names: CVE-2017-12263
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Cisco License Manager Directory Traversal Information Disclosure Vulnerability
2017 October 4 16:00 GMT
No workarounds available
Cisco Bug IDs:
A vulnerability in the web interface of Cisco License Manager software could
allow an unauthenticated, remote attacker to download and view files within
the application which should be restricted.
The issue is due to improper sanitization of user-supplied input in HTTP
request parameters that describe filenames. An attacker could exploit this
vulnerability by using directory traversal techniques to submit a path to a
desired file location. An exploit could allow the attacker to view application
files which may contain sensitive information.
Cisco has not released and will not release a software update to address this
vulnerability. There are no workarounds that address this vulnerability.
This advisory is available at the following link:
This vulnerability affects all releases of Cisco License Manager software.
Products Confirmed Not Vulnerable
No other Cisco products are currently known to be affected by this
Cisco License Manager is a secure client/server-based application that is used
to manage Cisco IOS Software activation and license management for a wide
range of Cisco platforms running Cisco IOS Software as well as other operating
systems. The Cisco License Manager GUI client and server software was offered
free of cost and no service contract was required.
There are no workarounds that address this vulnerability.
Cisco has not released and will not release software updates to address the
vulnerability described in this advisory. The Cisco License Manager has
entered the end-of-life (EoL) process. Please refer to the Cisco License
Manager 3.2.6 Product Bulletin EoL notice.
Customers are encouraged to migrate to Cisco Smart Software Licensing, more
information is available on the Smart Software Licensing Overview web page.
When considering a device migration, 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 new devices will be sufficient for
their network needs; new devices contain sufficient memory, and current
hardware and software configurations will continue to be supported properly by
the new product. If the information is not clear, customers are advised to
contact the Cisco Technical Assistance Center (TAC) or their contracted
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.
Cisco would like to thank rgod working with Trend Micro's Zero Day Initiative
for finding and reporting this vulnerability.
Version Description Section Status Date
1.0 Initial public release. - Final 2017-October-04
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