GLSA-201810-03 : OpenSSH: User enumeration vulnerability

medium Nessus Plugin ID 117968

Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-201810-03 (OpenSSH: User enumeration vulnerability)

It was discovered that OpenSSH was prone to a user enumeration vulnerability.
Impact :

A remote attacker could conduct user enumeration.
Workaround :

There is no known workaround at this time.

Solution

All OpenSSH users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=net-misc/openssh-7.7_p1-r8'

See Also

https://security.gentoo.org/glsa/201810-03

Plugin Details

Severity: Medium

ID: 117968

File Name: gentoo_GLSA-201810-03.nasl

Version: 1.5

Type: local

Published: 10/9/2018

Updated: 7/31/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 4.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS Score Source: CVE-2018-15473

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 5.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Temporal Vector: CVSS:3.0/E:H/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:gentoo:linux, p-cpe:/a:gentoo:linux:openssh

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/6/2018

Exploitable With

CANVAS (CANVAS)

Reference Information

CVE: CVE-2018-15473

GLSA: 201810-03