|Description||usercp_register.php in phpBB 2.0.17 allows remote attackers to modify regular expressions and execute PHP code via the signature_bbcode_uid parameter, as demonstrated by injecting an "e" modifier into a preg_replace statement.|
|Source||CVE (at NVD; oss-sec, fulldisc, OSVDB, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, more)|
|NVD severity||high (attack range: remote)|
|Debian Bugs||336582, 336587|
|Debian/oldstable||not known to be vulnerable.|
|Debian/stable||not known to be vulnerable.|
|Debian/testing||not known to be vulnerable.|
|Debian/unstable||not known to be vulnerable.|
The information above is based on the following data on fixed versions.
Remote code execution may be possible, especially in conjunction
with PHP bugs.