Detections
Analytics

Linux Distros Unpatched Vulnerability : CVE-2019-11331

high Nessus Plugin ID 222567

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Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

 - Network Time Protocol (NTP), as specified in RFC 5905, uses port 123 even for modes where a fixed port number is not required, which makes it easier for remote attackers to conduct off-path attacks.
 (CVE-2019-11331)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

See Also

https://access.redhat.com/security/cve/cve-2019-11331

Plugin Details

Severity: High

ID: 222567

File Name: unpatched_CVE_2019_11331.nasl

Version: 1.2

Type: Local

Agent: unix

Family: Misc.

Published: 3/4/2025

Updated: 9/4/2025

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.12

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2019-11331

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

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

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

Vulnerability Information

CPE: p-cpe:/a:centos:centos:ntp-doc, p-cpe:/a:redhat:enterprise_linux:ntp, p-cpe:/a:centos:centos:sntp, p-cpe:/a:centos:centos:ntp-perl, p-cpe:/a:redhat:enterprise_linux:ntp-perl, p-cpe:/a:redhat:enterprise_linux:ntpdate, p-cpe:/a:redhat:enterprise_linux:sntp, cpe:/o:centos:centos:7, p-cpe:/a:redhat:enterprise_linux:ntp-doc, cpe:/o:redhat:enterprise_linux:5, cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:centos:centos:ntp, p-cpe:/a:centos:centos:ntpdate

Required KB Items: Host/OS/identifier, Host/cpu, Host/local_checks_enabled, global_settings/vendor_unpatched

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 4/16/2019

Reference Information

CVE: CVE-2019-11331