FreeBSD VuXML: Documenting security issues in FreeBSD and the FreeBSD Ports Collection

punbb -- NULL byte injection vulnerability

Affected packages
		punbb	<	1.2.13

Details

VuXML ID	e79876e4-5061-11db-a5ae-00508d6a62df
Discovery	2006-09-13
Entry	2006-09-30

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 admin_options.php with an avatars_dir parameter ending in %00. NOTE: this issue was originally disputed by the vendor, but the dispute was withdrawn on 20060926.

[source]

References

CVE Name	CVE-2006-4759
URL	http://forums.punbb.org/viewtopic.php?id=13255