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TITLE:
TAC Vista "Template" Disclosure of Sensitive Information
Vulnerability

SECUNIA ADVISORY ID:
SA16854

VERIFY ADVISORY:
http://secunia.com/advisories/16854/

CRITICAL:
Moderately critical

IMPACT:
Exposure of sensitive information

WHERE:
>From remote

SOFTWARE:
TAC Vista 3.x
http://secunia.com/product/5721/

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

ORIGINAL ADVISORY:
Cirt.dk:
http://cirt.dk/advisories/cirt-37-advisory.pdf

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