TI-2001-00155 Aliases CVE-2001-0155 GHSA-h74j-7m39-h4p4

Format string vulnerability in VShell SSH gateway 1.0.1 and earlier allows remote…

LOW 38Published 2001-09-18 · Updated 2024-08-08

Key facts

Attack vector: Network
Privileges required: None
User interaction: — Not recorded in CVSS 2.0
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: Partial · Partial · Partial
Fix status: No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

Format string vulnerability in VShell SSH gateway 1.0.1 and earlier allows remote attackers to execute arbitrary commands via a user name that contains format string specifiers.

Why it matters now

EPSS 0.02715 86th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:van_dyke_technologies:vshell::::::::	up to 1.0.1	Vulnerable	Van Dyke Technologies

cpe:2.3:a:van_dyke_technologies:vshell:*:*:*:*:*:*:*:* Versions up to 1.0.1 Vulnerable ·Van Dyke Technologies

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2001-0155
2026-10-03 Alias added: GHSA-h74j-7m39-h4p4

References

Advisory 1

A021601-1

Other 1

http://www.vandyke.com/products/vshell/security102.html

TI-2007-05766 Unspecified vulnerability in VanDyke VShell 3.0.1 allows remote attackers to cause a… CVSS 2.0HIGH 7.8
TI-2001-00156 VShell SSH gateway 1.0.1 and earlier has a default port forwarding rule of… CVSS 2.0LOW 2.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences