RHEL 8 : libreswan (RHSA-2019:3391)

high Nessus Plugin ID 130534

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

An update for libreswan is now available for Red Hat Enterprise Linux 8.

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.

Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network (VPN).

The following packages have been upgraded to a later upstream version:
libreswan (3.29). (BZ#1738853)

Security Fix(es) :

* libreswan: vulnerability in the processing of IKEv1 informational packets due to missing integrity check (CVE-2019-10155)

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.

Additional Changes :

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.1 Release Notes linked from the References section.

Solution

Update the affected libreswan, libreswan-debuginfo and / or libreswan-debugsource packages.

See Also

http://www.nessus.org/u?774148ae

https://access.redhat.com/errata/RHSA-2019:3391

https://access.redhat.com/security/cve/cve-2019-10155

https://access.redhat.com/security/cve/cve-2019-12312

Plugin Details

Severity: High

ID: 130534

File Name: redhat-RHSA-2019-3391.nasl

Version: 1.4

Type: local

Agent: unix

Published: 11/6/2019

Updated: 4/14/2020

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: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2019-12312

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:libreswan, p-cpe:/a:redhat:enterprise_linux:libreswan-debuginfo, p-cpe:/a:redhat:enterprise_linux:libreswan-debugsource, cpe:/o:redhat:enterprise_linux:8

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/5/2019

Vulnerability Publication Date: 5/24/2019

Reference Information

CVE: CVE-2019-10155, CVE-2019-12312

RHSA: 2019:3391