What’s Vulnerable › Vulnerabilities

CVE-2001-1470

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2001-01-18 · updated 2026-06-16

Description

The IDEA cipher as implemented by SSH1 does not protect the final block of a message against modification, which allows remote attackers to modify the block without detection by changing its cyclic redundancy check (CRC) to match the modifications to the message.

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/315308
• https://exchange.xforce.ibmcloud.com/vulnerabilities/6472
• http://www.kb.cert.org/vuls/id/315308
• https://exchange.xforce.ibmcloud.com/vulnerabilities/6472

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