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Asterisk User Account Enumeration Weakness
Secunia Advisory: SA33453
Release Date: 2009-01-09
Last Update: 2009-06-16
Popularity: 2,883 views

Critical:
Not critical
Impact: Exposure of system information
Where: From local network
Solution Status: Vendor Patch

Software:Asterisk 1.x
Asterisk Business Edition 2.x

Secunia CVSS-2 Score: Available in Secunia business solutions

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Advisory Content (Page 1 of 3)[ 1 ] [ 2 ] [ 3 ]

Description:
A weakness has been reported in Asterisk, which can be exploited by malicious people to identify valid user accounts.

The problem is that different responses are returned depending on whether a login attempt is performed with an invalid user name as opposed to when only the password incorrect.

This weakness is reported in the following versions:
- Asterisk Open Source versions prior to 1.2.31
- Asterisk Open Source versions prior to 1.4.23-rc4
- Asterisk Open Source versions prior to 1.6.0.3-rc2
- Asterisk Business Edition (release series A.x.x) all versions
- Asterisk Business Edition versions prior to B.2.5.7
- Asterisk Business Edition versions prior to C.1.10.4
- Asterisk Business Edition versions prior to C.2.1.2.1
- s800i (Asterisk Appliance) versions prior to 1.3.0

Change Page:
[ 1 ] [ 2 ] [ 3 ]



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