What’s Vulnerable › Vulnerabilities

CVE-1999-0248

• Severity: critical (CVSS 10.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 1999-01-01 · updated 2026-06-16

Description

A race condition in the authentication agent mechanism of sshd 1.2.17 allows an attacker to steal another user's credentials.

Affected products

• Ssh: 1.2.27

References

• http://oliver.efri.hr/~crv/security/bugs/mUNIXes/ssh2.html
• http://www.uni-karlsruhe.de/~ig25/ssh-faq/ssh-faq-6.html#ss6.1
• http://oliver.efri.hr/~crv/security/bugs/mUNIXes/ssh2.html
• http://www.uni-karlsruhe.de/~ig25/ssh-faq/ssh-faq-6.html#ss6.1

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