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Dovecot ACL Plugin Security Bypass Security Issues
Secunia Advisory: SA32164
Release Date: 2008-10-06
Last Update: 2008-10-17
Popularity: 2,489 views

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

Software:Dovecot 1.x

Secunia CVSS-2 Score: Available in Secunia business solutions

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

Description:
Two security issues have been reported in Dovecot, which can be exploited by malicious users to bypass certain security restrictions.

1) The problem is that the ACL plugin interprets negative access rights as positive access rights, potentially giving an unprivileged user access to restricted resources.

2) An error in the ACL plugin when imposing mailbox creation restrictions can be exploited to create "parent/child/child" mailboxes.

The security issues are reported in versions prior to 1.1.4.

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



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