The default configuration of BSCW (Basic Support for Cooperative Work) 3.x and possibly version 4 enables user self registration, which could allow remote attackers to upload files and possibly join a user community that was intended to be closed.
http://www.securityfocus.com/archive/1/248000
http://www.iss.net/security_center/static/7775.php
Source: Mitre, NVD
Published: 2002-03-25
Updated: 2026-06-16
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.1
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Severity: Critical
EPSS: 0.03062