Scientific Linux Security Update : systemd on SL7.x x86_64 (20190806)

high Nessus Plugin ID 128265
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

Security Fix(es) :

- 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)

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?ba831b46

Plugin Details

Severity: High

ID: 128265

File Name: sl_20190806_systemd_on_SL7_x.nasl

Version: 1.5

Type: local

Agent: unix

Published: 8/27/2019

Updated: 7/30/2021

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2018-15686

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

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

Temporal Vector: E:POC/RL:OF/RC:C

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: E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:libgudev1, p-cpe:/a:fermilab:scientific_linux:libgudev1-devel, p-cpe:/a:fermilab:scientific_linux:systemd, p-cpe:/a:fermilab:scientific_linux:systemd-debuginfo, p-cpe:/a:fermilab:scientific_linux:systemd-devel, p-cpe:/a:fermilab:scientific_linux:systemd-journal-gateway, p-cpe:/a:fermilab:scientific_linux:systemd-libs, p-cpe:/a:fermilab:scientific_linux:systemd-networkd, p-cpe:/a:fermilab:scientific_linux:systemd-python, p-cpe:/a:fermilab:scientific_linux:systemd-resolved, p-cpe:/a:fermilab:scientific_linux:systemd-sysv, x-cpe:/o:fermilab:scientific_linux

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

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