From: Secunia Security Advisories (sec-advsecunia.com)
Date: Tue Jan 16 2007 - 05:32:05 CST

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TITLE:
Remedy Action Request System User Enumeration Weakness

SECUNIA ADVISORY ID:
SA23775

VERIFY ADVISORY:
http://secunia.com/advisories/23775/

CRITICAL:
Not critical

IMPACT:
Exposure of sensitive information

WHERE:
From remote

SOFTWARE:
Remedy Action Request System 5.x
http://secunia.com/product/7685/

DESCRIPTION:
Davide Del Vecchio has reported a weakness in Remedy Action Request
System, which can be exploited by malicious people to identify valid
user accounts.

Different error messages are returned depending on whether an
unsuccessful login attempt is performed with a valid or invalid
username.

The weakness is reported in version 5.01.02 Patch 1267.

SOLUTION:
There is no immediate solution to this issue.

Make sure that all inactive accounts are disabled. Enforce a strict
password policy, which requires strong passwords. Restrict access to
the service allowing only connection attempts from trusted IPs if
possible.

PROVIDED AND/OR DISCOVERED BY:
Davide Del Vecchio

ORIGINAL ADVISORY:
http://www.alighieri.org/advisories/advisory-remedy50102.txt

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