RHEL 7 : systemd (RHSA-2019:2091)

high Nessus Plugin ID 127669

Synopsis

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

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2019:2091 advisory.

- systemd: line splitting via fgets() allows for state injection during daemon-reexec (CVE-2018-15686)

- systemd: out-of-bounds read when parsing a crafted syslog message (CVE-2018-16866)

- systemd: kills privileged process if unprivileged PIDFile was tampered (CVE-2018-16888)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?2dfb4675

http://www.nessus.org/u?cc7115e8

https://access.redhat.com/errata/RHSA-2019:2091

https://access.redhat.com/security/updates/classification/#moderate

https://bugzilla.redhat.com/show_bug.cgi?id=1267552

https://bugzilla.redhat.com/show_bug.cgi?id=1272485

https://bugzilla.redhat.com/show_bug.cgi?id=1463678

https://bugzilla.redhat.com/show_bug.cgi?id=1585913

https://bugzilla.redhat.com/show_bug.cgi?id=1619543

https://bugzilla.redhat.com/show_bug.cgi?id=1631625

https://bugzilla.redhat.com/show_bug.cgi?id=1639071

https://bugzilla.redhat.com/show_bug.cgi?id=1641764

https://bugzilla.redhat.com/show_bug.cgi?id=1643172

https://bugzilla.redhat.com/show_bug.cgi?id=1651257

https://bugzilla.redhat.com/show_bug.cgi?id=1653867

https://bugzilla.redhat.com/show_bug.cgi?id=1660422

https://bugzilla.redhat.com/show_bug.cgi?id=1662867

https://bugzilla.redhat.com/show_bug.cgi?id=1663365

https://bugzilla.redhat.com/show_bug.cgi?id=1666612

https://bugzilla.redhat.com/show_bug.cgi?id=1691511

https://bugzilla.redhat.com/show_bug.cgi?id=1693559

https://bugzilla.redhat.com/show_bug.cgi?id=1693716

https://bugzilla.redhat.com/show_bug.cgi?id=1697909

Plugin Details

Severity: High

ID: 127669

File Name: redhat-RHSA-2019-2091.nasl

Version: 1.8

Type: local

Agent: unix

Published: 8/12/2019

Updated: 4/27/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

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

CVSS Score Source: CVE-2018-15686

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:libgudev1, p-cpe:/a:redhat:enterprise_linux:libgudev1-devel, p-cpe:/a:redhat:enterprise_linux:systemd, p-cpe:/a:redhat:enterprise_linux:systemd-devel, p-cpe:/a:redhat:enterprise_linux:systemd-journal-gateway, p-cpe:/a:redhat:enterprise_linux:systemd-libs, p-cpe:/a:redhat:enterprise_linux:systemd-networkd, p-cpe:/a:redhat:enterprise_linux:systemd-python, p-cpe:/a:redhat:enterprise_linux:systemd-resolved, p-cpe:/a:redhat:enterprise_linux:systemd-sysv, cpe:/o:redhat:enterprise_linux:7

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/6/2019

Vulnerability Publication Date: 10/26/2018

Reference Information

CVE: CVE-2018-15686, CVE-2018-16866, CVE-2018-16888

CWE: 20, 200, 250

RHSA: 2019:2091