What’s Vulnerable › Vulnerabilities

CVE-2002-1644

• Severity: high (CVSS 7.2 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2002-11-25 · updated 2026-06-16

Description

SSH Secure Shell for Servers and SSH Secure Shell for Workstations 2.0.13 through 3.2.1, when running without a PTY, does not call setsid to remove the child process from the process group of the parent process, which allows attackers to gain certain privileges.

Affected products

• Ssh2: 2.0.13, 2.1, 2.2, 2.3, 2.4, 2.5 (+9)

References

• http://www.kb.cert.org/vuls/id/740619
• http://www.securityfocus.com/bid/6247
• http://www.ssh.com/company/newsroom/article/286/
• https://exchange.xforce.ibmcloud.com/vulnerabilities/10710
• http://www.kb.cert.org/vuls/id/740619
• http://www.securityfocus.com/bid/6247
• http://www.ssh.com/company/newsroom/article/286/
• https://exchange.xforce.ibmcloud.com/vulnerabilities/10710

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