CVE-2018-15919 - CVE House
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Status published Unknown CVE-2018-15919

Remotely observable behaviour in auth-gss2.c in OpenSSH through 7.8 could...

Vulnerability Description

Remotely observable behaviour in auth-gss2.c in OpenSSH through 7.8 could be used by remote attackers to detect existence of users on a target system when GSS2 is in use. NOTE: the discoverer states 'We understand that the OpenSSH developers do not want to treat such a username enumeration (or "oracle") as a vulnerability.'

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

openssh, cloud backup, data ontap edge, ontap select deploy, steelstore, cn1610 firmware
Vulnerable Versions:
5.9

Timeline

Official Publish: August 28th, 2018
Last Modified: December 18th, 2025
Added to House: July 20th, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.