CVE-2006-5052

CVE-2006-5052 is a medium-severity vulnerability in Openbsd Openssh with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Unspecified vulnerability in portable OpenSSH before 4.4, when running on some platforms, allows remote attackers to determine the validity of usernames via unknown vectors involving a GSSAPI "authentication abort."

Frequently asked questions

What is CVE-2006-5052?
Unspecified vulnerability in portable OpenSSH before 4.4, when running on some platforms, allows remote attackers to determine the validity of usernames via unknown vectors involving a GSSAPI "authentication abort."
How severe is CVE-2006-5052?
CVE-2006-5052 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2006-5052 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-5052?
CVE-2006-5052 primarily affects Openbsd Openssh. In total, 56 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-5052?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-5052 published?
CVE-2006-5052 was published on 2006-09-27 and last updated on 2026-06-16.

References

Affected products (56)

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Threat intelligence

Threat-intel indicators referencing this CVE: