TAC Vista "Template" Disclosure of Sensitive Information Vulnerability
Secunia Advisory: SA16854
Release Date: 2005-09-19
Last Update: 2005-09-23
Popularity: 5,503 views

Critical:
Moderately critical
Impact: Exposure of sensitive information
Where: From remote
Solution Status: Vendor Patch

Software:TAC Vista 3.x

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CVE reference:CVE-2005-3040


Description:
Dennis Rand has reported a vulnerability in TAC Vista, which can be exploited by malicious people to disclose sensitive information.

Input passed to the "Template" parameter in "ISALogin.dll" isn't properly sanitised before being used to display files. This can be exploited to disclose the content of arbitrary files via directory traversal attacks.

Example:
http://[host]/vistawebstation/scriptsLogin/ISALogin.dll?ShowLogin?Url=/Template=[file]

The vulnerability has been reported in version 3.0. Other versions may also be affected.

Solution:
Update to version 4.3.

Provided and/or discovered by:
Dennis Rand

Changelog:
2005-09-23: Added CVE reference.

Original Advisory:
Cirt.dk:
http://cirt.dk/advisories/cirt-37-advisory.pdf


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