CVE-2009-1803

Description

FreePBX 2.5.1, and other 2.4.x, 2.5.x, and pre-release 2.6.x versions, generates different error messages for a failed login attempt depending on whether the user account exists, which allows remote attackers to enumerate valid usernames.

Affected products

• FreePBX / FreePBX2.4 – 2.4
• FreePBX / FreePBX2.4.0_beta1 – 2.4.0_beta1
• FreePBX / FreePBX2.4.0_beta2 – 2.4.0_beta2
• FreePBX / FreePBX2.4.1 – 2.4.1
• FreePBX / FreePBX2.5 – 2.5
• FreePBX / FreePBX2.5.0_beta1 – 2.5.0_beta1
• FreePBX / FreePBX2.5.0rc2 – 2.5.0rc2
• FreePBX / FreePBX2.5.0rc3 – 2.5.0rc3
• FreePBX / FreePBX2.5.1 – 2.5.1
• FreePBX / FreePBX2.5.2 – 2.5.2
• Sangoma / FreePBX2.4.0 – 2.4.0
• Sangoma / FreePBX2.5.0 – 2.5.0

References

• MISChttp://www.osvdb.org/54263
• MISChttp://freepbx.org/trac/ticket/3660
• VENDOR_ADVISORYhttp://secunia.com/advisories/34772
• MISChttp://www.securityfocus.com/bid/34857