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vpopmail Cleartext Password Authentication Bypass
Secunia Advisory: SA19987
Release Date: 2006-05-08
Last Update: 2006-05-16
Popularity: 6,507 views

Critical:
Moderately critical
Impact: Security Bypass
Where: From remote
Solution Status: Vendor Patch

Software:vpopmail 5.x

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CVE reference:CVE-2006-2346


Description:
A security issue has been reported in vpopmail, which can be exploited by malicious people to bypass certain security restrictions.

The security issue is caused due to an error within the handling of SMTP AUTH and APOP password authentication. This can be exploited to authenticate to the mail server using a blank password.

Successful exploitation requires that cleartext password authentication is enabled and that the account does not have a cleartext password set.

The security issue has been reported in versions 5.4.14 and 5.4.15. Prior versions may also be affected.

Solution:
The security issue has been fixed in development version 5.4.16.

Provided and/or discovered by:
Reported by the vendor.

Changelog:
2006-05-16: Added CVE reference.

Original Advisory:
http://sourceforge.net/project/shownotes.php?release_id=415350


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