Detections
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Linux Distros Unpatched Vulnerability : CVE-2015-5146

medium Nessus Plugin ID 218838

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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.

 - ntpd in ntp before 4.2.8p3 with remote configuration enabled allows remote authenticated users with knowledge of the configuration password and access to a computer entrusted to perform remote configuration to cause a denial of service (service crash) via a NULL byte in a crafted configuration directive packet.
 (CVE-2015-5146)

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-2015-5146

Plugin Details

Severity: Medium

ID: 218838

File Name: unpatched_CVE_2015_5146.nasl

Version: 1.3

Type: Local

Agent: unix

Family: Misc.

Published: 3/4/2025

Updated: 9/5/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Low

Base Score: 3.5

Temporal Score: 2.6

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

CVSS Score Source: CVE-2015-5146

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

Vector: CVSS:3.0/AV:N/AC:H/PR:L/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:centos:centos:ntp-perl, p-cpe:/a:redhat:enterprise_linux:sntp, p-cpe:/a:redhat:enterprise_linux:ntp, cpe:/o:centos:centos:7, p-cpe:/a:redhat:enterprise_linux:ntp-perl, p-cpe:/a:redhat:enterprise_linux:ntpdate, p-cpe:/a:centos:centos:ntpdate, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:centos:centos:ntp, p-cpe:/a:centos:centos:ntp-doc, p-cpe:/a:centos:centos:sntp, p-cpe:/a:redhat:enterprise_linux:ntp-doc, cpe:/o:redhat:enterprise_linux:6

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: 6/1/2015

Reference Information

CVE: CVE-2015-5146