Debian 3.0 DSA 153-2 Critical: Mantis Code Exec and Escalation Issues

Jeroen Latour pointed out that we missed one uninitialized variable in
DSA 153-1, which was insecurely used with file inclusions in the
Mantis package, a php based bug tracking system. When such occasions
are exploited, a remote user is able to execute arbitrary code under
the webserver user id on the web server hosting the mantis system.

Jeroen Latour discovered that Mantis did not check all user input,
especially if they do not come directly from form fields. This opens
up a wide variety of SQL poisoning vulnerabilities on systems without
magic_quotes_gpc enabled. Most of these vulnerabilities are only
exploitable in a limited manner, since it is no longer possible to
execute multiple queries using one call to mysql_query(). There is
one query which can be tricked into changing an account's access
level.

Jeroen Latour also reported that it is possible to instruct Mantis to
show reporters only the bugs that they reported, by setting the
limit_reporters option to ON. However, when formatting t...