Read the docs
TI-2001-00538 Aliases CVE-2001-0553GHSA-4jrf-5jjq-9v28

SSH Secure Shell 3.0.0 on Unix systems does not properly perform password authentication…

Priority LOW 34Published · Updated

Key facts

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

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

Summary

SSH Secure Shell 3.0.0 on Unix systems does not properly perform password authentication to the sshd2 daemon, which allows local users to gain access to accounts with short password fields, such as locked accounts that use "NP" in the password field.

Why it matters now

EPSS 0.01335 71st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:ssh:secure_shell:3.0.0:*:*:*:*:*:*:*3.0.0VulnerableSSH
  • cpe:2.3:a:ssh:secure_shell:3.0.0:*:*:*:*:*:*:* Versions 3.0.0 Vulnerable ·SSH

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2001-0553
  2. 2026-10-03 Alias added: GHSA-4jrf-5jjq-9v28

References

Exploit 1

Advisory 2

Other 2

  • TI-1999-01034 SSH 1.2.25, 1.2.23, and other versions, when used in in CBC (Cipher Block Chaining) or… CVSS 2.0MEDIUM 5.0
  • TI-2003-01023 SSH Secure Shell before 3.2.9 allows remote attackers to cause a denial of service via malformed BER/DER packets. CVSS 2.0MEDIUM 5.0

Sources

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