Directory traversal vulnerability in the IMAP server in WinGate 6.1.2.1094 and 6.1.3.1096, and possibly other versions before 6.1.4 Build 1099, allows remote authenticated users to read email of other users, or perform unauthorized operations on directories, via the (1) CREATE, (2) SELECT, (3) DELETE, (4) RENAME, (5) COPY, (6) APPEND, and (7) LIST commands.