CVE-2006-5794

CVE-2006-5794 is a high-severity vulnerability in Openbsd Openssh with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Unspecified vulnerability in the sshd Privilege Separation Monitor in OpenSSH before 4.5 causes weaker verification that authentication has been successful, which might allow attackers to bypass authentication. NOTE: as of 20061108, it is believed that this issue is only exploitable by leveraging vulnerabilities in the unprivileged process, which are not known to exist.

Frequently asked questions

What is CVE-2006-5794?
Unspecified vulnerability in the sshd Privilege Separation Monitor in OpenSSH before 4.5 causes weaker verification that authentication has been successful, which might allow attackers to bypass authentication. NOTE: as of 20061108, it is believed that this issue is only exploitable by leveraging vulnerabilities in the unprivileged process, which are not known to exist.
How severe is CVE-2006-5794?
CVE-2006-5794 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2006-5794 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-5794?
CVE-2006-5794 affects Openbsd Openssh. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-5794?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2006-5794 published?
CVE-2006-5794 was published on 2006-11-08 and last updated on 2026-06-16.

References

Affected products (1)

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Threat intelligence

Threat-intel indicators referencing this CVE: