Unknown vulnerability in the dotlock implementation in mailutils before 1:0.5-4 on Debian GNU/Linux allows attackers to gain privileges.

Buffer overflow in the header_get_field_name function in header.c for GNU Mailutils 0.5 and 0.6, and other versions before 0.6.90, allows remote attackers to execute arbitrary code via a crafted e-mail.

Integer overflow in the fetch_io function of the imap4d server in GNU Mailutils 0.5 and 0.6, and other versions before 0.6.90, allows remote attackers to execute arbitrary code via a partial message request with a large value in the END parameter, which leads to a heap-based buffer overflow.

The imap4d server for GNU Mailutils 0.5 and 0.6, and other versions before 0.6.90, allows authenticated remote users to cause a denial of service (CPU consumption) via a large range value in the FETCH command.

Format string vulnerability in imap4d server in GNU Mailutils 0.5 and 0.6, and other versions before 0.6.90, allows remote attackers to execute arbitrary code via format string specifiers in the command tag for IMAP commands.

The sql_escape_string function in auth/sql.c for the mailutils SQL authentication module does not properly quote the "\" (backslash) character, which is used as an escape character and makes the module vulnerable to SQL injection attacks.

Format string vulnerability in search.c in the imap4d server in GNU Mailutils 0.6 allows remote authenticated users to execute arbitrary code via format string specifiers in the SEARCH command.

maidag in GNU Mailutils before 3.8 is installed setuid and allows local privilege escalation in the url mode.