Cisco Unity Connection: directory traversal via an attachment
Synthesis of the vulnerability
An attacker can traverse directories of Cisco Unity Connection, in order to create a file outside the service root path.Impacted products: Cisco Unity
BID-63206, CSCuj22948, CVE-2013-5534, VIGILANCE-VUL-13620.
Description of the vulnerability
The Cisco Unity Connection (Voice Message Web Service) product can be used to send a message with an attachment.
However, the attachment name is directly inserted in an access path. Sequences such as "/.." can thus be used to go in the upper directory, in order to create a file there.
An attacker can therefore traverse directories of Cisco Unity Connection, in order to create a file outside the service root path.Complete Vigil@nce bulletin....
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