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Test ID:
Title:OpenSSH 'auth2-gss.c' User Enumeration Vulnerability (Linux)
Summary:This host is installed with openssh and; is prone to user enumeration vulnerability.
This host is installed with openssh and
is prone to user enumeration vulnerability.

Vulnerability Insight:
The flaw exists in the 'auth-gss2.c' source
code file of the affected software and is due to insufficient validation of
an authentication request packet when the Guide Star Server II (GSS2) component
is used on an affected system.

Vulnerability Impact:
Successfully exploitation will allow remote
attacker to harvest valid user accounts, which may aid in brute-force attacks.

Affected Software/OS:
OpenSSH version 5.9 to 7.8 on Linux.

No known solution is available as of 04th March, 2019.
Information regarding this issue will be updated once solution details are available.

CVSS Score:

CVSS Vector:

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2018-15919
CopyrightCopyright (C) 2018 Greenbone Networks GmbH

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