| Package | Affected versions | Patched versions |
|---|---|---|
| dovecot | = 1.2.0= 1.2.1= 1.2.10= 1.2.11= 1.2.12= 1.2.13= 1.2.14= 1.2.2= 1.2.3= 1.2.4= 1.2.5= 1.2.6= 1.2.7= 1.2.8= 1.2.9= 2.0 |
Dovecot 1.2.x before 1.2.15 and 2.0.x before 2.0.beta2 grants the admin permission to the owner of each mailbox in a non-public namespace, which might allow remote authenticated users to bypass intended access restrictions by changing the ACL of a mailbox, as demonstrated by a symlinked shared mailbox.
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