Linux Distros Unpatched Vulnerability : CVE-2020-13936

high Nessus Plugin ID 260310

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.

- An attacker that is able to modify Velocity templates may execute arbitrary Java code or run arbitrary system commands with the same privileges as the account running the Servlet container. This applies to applications that allow untrusted users to upload/modify velocity templates running Apache Velocity Engine versions up to 2.2. (CVE-2020-13936)

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-2020-13936

Plugin Details

Severity: High

ID: 260310

File Name: unpatched_CVE_2020_13936.nasl

Version: 1.1

Type: local

Agent: unix

Family: Misc.

Published: 9/2/2025

Updated: 9/2/2025

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: High

Base Score: 9

Temporal Score: 6.7

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

CVSS Score Source: CVE-2020-13936

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/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:velocity-demo, p-cpe:/a:centos:centos:velocity-javadoc, cpe:/o:centos:centos:8, p-cpe:/a:redhat:enterprise_linux:velocity-demo, p-cpe:/a:redhat:enterprise_linux:velocity-javadoc, p-cpe:/a:centos:centos:velocity-manual, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:velocity-manual

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

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 3/10/2021

Reference Information

CVE: CVE-2020-13936