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Dovecot ACL Plugin "i" Right APPEND and COPY Weakness
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Secunia Advisory:
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SA26320
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Release Date:
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2007-08-02
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Last Update:
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2007-08-09
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Popularity:
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7,931 views
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Critical:
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Not critical
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Impact:
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Security Bypass
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Where:
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From remote
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Solution Status:
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Vendor Patch
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| Software: | Dovecot 1.x
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| CVE reference: | CVE-2007-4211
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Description:
A weakness has been reported in Dovecot, which can be exploited by malicious users to bypass certain security restrictions.
The weakness is caused due to an error within the handling of the "i" (insert) right in the ACL plugin, which can be exploited to save certain other flags (e.g. seen or deleted) via the APPEND or COPY commands without having the proper permissions.
The weakness is reported in versions prior to 1.0.3. Other versions may be also affected.
Solution:
Update to version 1.0.3.
Provided and/or discovered by:
Reported by the vendor.
Changelog:
2007-08-09: Added CVE reference.
Original Advisory:
http://www.dovecot.org/list/dovecot-news/2007-August/000048.html
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About this Secunia Advisory
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.
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