What’s Vulnerable › Vulnerabilities

CVE-2001-0471

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 5.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2001-06-27 · updated 2026-06-16

Description

SSH daemon version 1 (aka SSHD-1 or SSH-1) 1.2.30 and earlier does not log repeated login attempts, which could allow remote attackers to compromise accounts without detection via a brute force attack.

Affected products

• Ssh: through 1.2.30

References

• http://www.securityfocus.com/archive/1/160648
• http://www.securityfocus.com/bid/2345
• http://www.securityfocus.com/archive/1/160648
• http://www.securityfocus.com/bid/2345

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