Test ID:	1.3.6.1.4.1.25623.1.0.813863
Category:	General
Title:	OpenSSH < 7.8 User Enumeration Vulnerability - Windows
Summary:	OpenSSH is prone to a user enumeration vulnerability.
Description:	Summary: OpenSSH is prone to a user enumeration vulnerability. Vulnerability Insight: The flaw is due to not delaying bailout for an invalid authenticating user until after the packet containing the request has been fully parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c Vulnerability Impact: Successfully exploitation will allow remote attacker to test whether a certain user exists or not (username enumeration) on a target OpenSSH server. Affected Software/OS: OpenSSH versions 7.7 and prior. Solution: Update to version 7.8 or later. CVSS Score: 5.0 CVSS Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2018-15473 BugTraq ID: 105140 http://www.securityfocus.com/bid/105140 Debian Security Information: DSA-4280 (Google Search) https://www.debian.org/security/2018/dsa-4280 https://www.exploit-db.com/exploits/45210/ https://www.exploit-db.com/exploits/45233/ https://www.exploit-db.com/exploits/45939/ https://security.gentoo.org/glsa/201810-03 http://www.openwall.com/lists/oss-security/2018/08/15/5 https://bugs.debian.org/906236 https://github.com/openbsd/src/commit/779974d35b4859c07bc3cb8a12c74b43b0a7d1e0 https://www.oracle.com/security-alerts/cpujan2020.html https://lists.debian.org/debian-lts-announce/2018/08/msg00022.html RedHat Security Advisories: RHSA-2019:0711 https://access.redhat.com/errata/RHSA-2019:0711 RedHat Security Advisories: RHSA-2019:2143 https://access.redhat.com/errata/RHSA-2019:2143 http://www.securitytracker.com/id/1041487 https://usn.ubuntu.com/3809-1/
Copyright	Copyright (C) 2018 Greenbone AG

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