Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
plugins/acl/acl-backend-vfile.c in Dovecot 1.2.x before 1.2.15 and 2.0.x before 2.0.5 interprets an ACL entry as a directive to add to the permissions granted by another ACL entry, instead of a directive to replace the permissions granted by another ACL entry, in certain circumstances involving the private namespace of a user, which allows remote authenticated users to bypass intended access restrictions via a request to read or modify a mailbox.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Dovecot plugins/acl/acl-backend-vfile.c文件权限许可和访问控制漏洞
Vulnerability Description
Dovecot是一款开源的基于类Linux/UNIX系统的IMAP和POP3邮件服务器。 Dovecot 1.2.15之前的1.2.x版本和2.0.5之前的2.0.x版本中的plugins/acl/acl-backend-vfile.c文件在涉及私有的用户命名空间的特定环境下，通过另一个ACL条目为作为指令的ACL条目授予权限，而不是取代另一个ACL条目授予的权限。远程认证用户借助读取或者修改收件箱的请求绕过访问限制。
CVSS Information
N/A
Vulnerability Type
N/A