SUSE SLES12 Security Update : openssh (SUSE-SU-2017:0607-3)

high Nessus Plugin ID 97653

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

This update for openssh fixes the following issues :

- CVE-2016-8858: prevent resource depletion during key exchange (bsc#1005480)

- CVE-2016-10009: limit directories for loading PKCS11 modules to avoid privilege escalation (bsc#1016366)

- CVE-2016-10011: Prevent possible leaks of host private keys to low-privilege process handling authentication (bsc#1016369)

- Fix suggested command for removing conflicting server keys from the known_hosts file (bsc#1006221)

- Properly verify CIDR masks in the AllowUsers and DenyUsers configuration lists (bsc#1005893)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Server 12-LTSS:zypper in -t patch SUSE-SLE-SERVER-12-2017-325=1

To bring your system up-to-date, use 'zypper patch'.

Plugin Details

Severity: High

ID: 97653

File Name: suse_SU-2017-0607-3.nasl

Version: 3.6

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 3/10/2017

Updated: 1/6/2021

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

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

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:openssh, p-cpe:/a:novell:suse_linux:openssh-askpass-gnome, p-cpe:/a:novell:suse_linux:openssh-askpass-gnome-debuginfo, p-cpe:/a:novell:suse_linux:openssh-debuginfo, p-cpe:/a:novell:suse_linux:openssh-debugsource, p-cpe:/a:novell:suse_linux:openssh-fips, p-cpe:/a:novell:suse_linux:openssh-helpers, p-cpe:/a:novell:suse_linux:openssh-helpers-debuginfo, cpe:/o:novell:suse_linux:12

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/6/2017

Vulnerability Publication Date: 12/9/2016

Reference Information

CVE: CVE-2016-10009, CVE-2016-10011, CVE-2016-8858

Detections

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