The "upload a language pack" feature in paFAQ 1.0 Beta 4 allows remote authenticated administrators to execute arbitrary PHP commands by uploading a malicious language pack.
http://www.gulftech.org/?node=research&article_id=00083-06202005
http://marc.info/?l=bugtraq&m=111928841328681&w=2
Source: Mitre, NVD
Published: 2005-06-20
Updated: 2016-10-18
Base Score: 4.6
Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 7.2
Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Severity: High