punbb -- NULL byte injection vulnerability

CVE Mitre reports: PunBB 1.2.12 does not properly handle an avatar directory pathname ending in %00, which allows remote authenticated administrative users to upload arbitrary files and execute code, as demonstrated by a query to adminoptions.php with an avatarsdir parameter ending in %00. NOTE:...

CVE-2006-4759: Undefined Security Weakness

PunBB 1.2.12 does not properly handle an avatar directory pathname ending in %00, which allows remote authenticated administrative users to upload arbitrary files and execute code, as demonstrated by a query to adminoptions.php with an avatarsdir parameter ending in %00. NOTE: this issue was...