Virtuozzo 6 : openssh / openssh-askpass / openssh-clients / etc (VZLSA-2019-0711)

medium Nessus Plugin ID 144526

Synopsis

The remote Virtuozzo host is missing a security update.

Description

An update for openssh is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link (s) in the References section.

OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary for both the OpenSSH client and server.

Security Fix(es) :

* openssh: User enumeration via malformed packets in authentication requests (CVE-2018-15473)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Note that Tenable Network Security has attempted to extract the preceding description block directly from the corresponding Red Hat security advisory. Virtuozzo provides no description for VZLSA advisories. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected openssh / openssh-askpass / openssh-clients / etc package.

See Also

http://www.nessus.org/u?78bddf7c

https://access.redhat.com/errata/RHSA-2019:0711

Plugin Details

Severity: Medium

ID: 144526

File Name: Virtuozzo_VZLSA-2019-0711.nasl

Version: 1.5

Type: local

Published: 12/22/2020

Updated: 4/17/2023

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: p-cpe:/a:virtuozzo:virtuozzo:openssh, p-cpe:/a:virtuozzo:virtuozzo:openssh-askpass, p-cpe:/a:virtuozzo:virtuozzo:openssh-clients, p-cpe:/a:virtuozzo:virtuozzo:openssh-ldap, p-cpe:/a:virtuozzo:virtuozzo:openssh-server, p-cpe:/a:virtuozzo:virtuozzo:pam_ssh_agent_auth, cpe:/o:virtuozzo:virtuozzo:6

Required KB Items: Host/local_checks_enabled, Host/Virtuozzo/release, Host/Virtuozzo/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/12/2019

Exploitable With

CANVAS (CANVAS)

Reference Information

CVE: CVE-2018-15473