VShell SSH gateway 1.0.1 and earlier has a default port forwarding rule of 0.0.0.0/0.0.0.0, which could allow local users to conduct arbitrary port forwarding to other systems.
https://exchange.xforce.ibmcloud.com/vulnerabilities/6148
http://www.vandyke.com/products/vshell/security102.html
http://www.securityfocus.com/bid/2402
Source: Mitre, NVD
Published: 2001-06-02
Updated: 2026-06-16
Base Score: 2.1
Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:P/A:N
Severity: Low
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.00099