What’s Vulnerable › Vulnerabilities

CVE-2001-1475

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2001-01-18 · updated 2026-06-16

Description

SSH before 2.0, when using RC4 and password authentication, allows remote attackers to replay messages until a new server key (VK) is generated.

Affected products

• Ssh: 1.2.24, 1.2.25, 1.2.26, 1.2.27, 1.2.28, 1.2.29 (+2)

References

• http://www.kb.cert.org/vuls/id/665372
• https://exchange.xforce.ibmcloud.com/vulnerabilities/6490
• http://www.kb.cert.org/vuls/id/665372
• https://exchange.xforce.ibmcloud.com/vulnerabilities/6490

Get alerted when CVE-2001-1475 or the next vulnerability affects your stack