Oracle Linux 7 : ntp (ELSA-2020-2663)

Medium Nessus Plugin ID 137819

Synopsis

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

Description

From Red Hat Security Advisory 2020:2663 :

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:2663 advisory.

- ntp: DoS on client ntpd using server mode packet (CVE-2020-11868)

- ntp: ntpd using highly predictable transmit timestamps could result in time change or DoS (CVE-2020-13817)

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

Solution

Update the affected ntp packages.

See Also

https://oss.oracle.com/pipermail/el-errata/2020-June/010079.html

Plugin Details

Severity: Medium

ID: 137819

File Name: oraclelinux_ELSA-2020-2663.nasl

Version: 1.4

Type: local

Agent: unix

Published: 2020/06/25

Updated: 2020/07/01

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS Score Source: CVE-2020-13817

CVSS v2.0

Base Score: 5.8

Temporal Score: 4.3

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 7.4

Temporal Score: 6.4

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

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

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:ntp, p-cpe:/a:oracle:linux:ntp-doc, p-cpe:/a:oracle:linux:ntp-perl, p-cpe:/a:oracle:linux:ntpdate, p-cpe:/a:oracle:linux:sntp, cpe:/o:oracle:linux:7

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2020/06/24

Vulnerability Publication Date: 2020/04/17

Reference Information

CVE: CVE-2020-11868, CVE-2020-13817

RHSA: 2020:2663