Detections
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Puppet Agent 7.x < 7.4.0 Deserialization Vulnerability

medium Nessus Plugin ID 184139

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Synopsis

An instance of Puppet Agent installed on the remote system is affected by a deserialization vulnerability.

Description

Utilization of a module presented a security risk by allowing the deserialization of untrusted/user supplied data. This is resolved in the Puppet Agent 7.4.0 release.

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

Solution

Upgrade to Puppet Agent version 7.4.0 or later.

See Also

http://www.nessus.org/u?673ab0e5

Plugin Details

Severity: Medium

ID: 184139

File Name: puppet_agent_CVE-2021-27017.nasl

Version: 1.1

Type: local

Agent: windows

Family: Windows

Published: 11/1/2023

Updated: 11/2/2023

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.9

Temporal Score: 5.8

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

CVSS Score Source: CVE-2021-27017

CVSS v3

Risk Factor: Medium

Base Score: 6.6

Temporal Score: 5.8

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

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

Vulnerability Information

CPE: cpe:/a:puppetlabs:puppet_agent

Required KB Items: installed_sw/Puppet Agent

Exploit Ease: No known exploits are available

Patch Publication Date: 2/10/2021

Vulnerability Publication Date: 2/10/2021

Reference Information

CVE: CVE-2021-27017