Linux Distros Unpatched Vulnerability : CVE-2020-25559

high Nessus Plugin ID 229913

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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.

- gnuplot 5.5 is affected by double free when executing print_set_output. This may result in context- dependent arbitrary code execution. (CVE-2020-25559)

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

Solution

There is no known solution at this time.

Plugin Details

Severity: High

ID: 229913

File Name: unpatched_CVE_2020_25559.nasl

Version: 1.3

Type: local

Agent: unix

Family: Misc.

Published: 3/5/2025

Updated: 9/3/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2020-25559

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/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:centos:centos:emacs-gnuplot, cpe:/o:centos:centos:8, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, cpe:/o:debian:debian_linux:11.0, p-cpe:/a:redhat:enterprise_linux:gnuplot-latex, p-cpe:/a:redhat:enterprise_linux:gnuplot-doc, p-cpe:/a:redhat:enterprise_linux:emacs-gnuplot, cpe:/o:centos:centos:7, p-cpe:/a:redhat:enterprise_linux:gnuplot-common, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:centos:centos:gnuplot-doc, p-cpe:/a:centos:centos:gnuplot-minimal, p-cpe:/a:centos:centos:emacs-gnuplot-el, p-cpe:/a:redhat:enterprise_linux:gnuplot-minimal, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:centos:centos:gnuplot, p-cpe:/a:centos:centos:gnuplot-common, p-cpe:/a:debian:debian_linux:gnuplot, p-cpe:/a:redhat:enterprise_linux:gnuplot, p-cpe:/a:canonical:ubuntu_linux:gnuplot, p-cpe:/a:centos:centos:gnuplot-latex, p-cpe:/a:redhat:enterprise_linux:emacs-gnuplot-el, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, cpe:/o:debian:debian_linux:12.0, cpe:/o:canonical:ubuntu_linux:14.04:-:lts

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

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 9/16/2020

Reference Information

CVE: CVE-2020-25559

Detections

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