Vigil@nce - Cisco Unified Communications Manager: directory traversal of /dna/viewfilecontents.do
July 2014 by Vigil@nce
This bulletin was written by Vigil@nce : http://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
An attacker can traverse directories in /dna/viewfilecontents.do
of Cisco Unified Communications Manager, in order to read a file
outside the service root path.
Impacted products: Cisco CUCM
Severity: 2/4
Creation date: 10/07/2014
DESCRIPTION OF THE VULNERABILITY
The Cisco Unified Communications Manager product offers a web
service.
However, user’s data are directly inserted in an access path.
Sequences such as "/.." can thus be used to go in the upper
directory to read files.
An attacker can therefore traverse directories in
/dna/viewfilecontents.do of Cisco Unified Communications Manager,
in order to read a file outside the service root path.
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