Infopop Ultimate Bulletin Board (UBB) allows remote attackers to execute commands via shell metacharacters in the topic hidden field.
http://www.ultimatebb.com/home/versions.shtml
http://www.securityfocus.com/templates/archive.pike?list=1&date=2000-02-8&msg=20000211224935.A13236%40infomag.ape.relarn.ru
http://www.securityfocus.com/templates/archive.pike?list=1&date=2000-02-22&msg=NDBBLKOPOLNKELHPDEFKIEPGCAAA.renzo.toma%40veronica.nl
http://www.securityfocus.com/bid/991
Source: Mitre, NVD
Published: 2000-02-11
Updated: 2026-06-16
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.02467