68513 : Dovecot Non-public Namespace Mailbox ACL Manipulation Access Restriction Remote Bypass
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Timeline

Disclosure Date
2010-10-02

Description

Dovecot contains a flaw related to the ACL plugin granting admin permissions to mailbox owners in non-public namespaces. This may allow a remote authenticated attacker to bypass intended access restrictions by changing a mailbox's ACL.

Classification

Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Upgrade
Exploit: Exploit Unknown
Disclosure: Vendor Verified
OSVDB: Authentication Required

Solution

Upgrade to version 1.2.15, 2.0.beta2 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Timo Sirainen

Dovecot

1.2.14

References

CVE ID: 2010-3779 (see also: NVD)
Secunia Advisory ID: 41723 43220 46363
Mail List Post: http://seclists.org/fulldisclosure/2011/Oct/479
Vendor Specific Advisory URL: http://security.gentoo.org/glsa/glsa-201110-04.xml
https://lists.ubuntu.com/archives/ubuntu-security-announce/2011-February/001243.html
Other Advisory URL: http://www.dovecot.org/list/dovecot/2010-October/053450.html
http://www.dovecot.org/list/dovecot/2010-October/053452.html

Credit

Not Available

CVSSv2 Score

CVSSv2 Base Score = 3.5
Source: nvd.nist.gov | Generated: 2010-10-07 | Disagree?

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