CVE-2020-5741

Plex Media Server Remote Code Execution Vulnerability

Severity Score

7.2

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

Yes

*KEV

Decision

*SSVC

Descriptions

Deserialization of Untrusted Data in Plex Media Server on Windows allows a remote, authenticated attacker to execute arbitrary Python code.

Una Deserialización de Datos No Confiables en Plex Media Server en Windows, permite a un atacante autenticado remoto ejecutar código Python arbitrario.

Plex Media Server contains a remote code execution vulnerability that allows an attacker with access to the server administrator's Plex account to upload a malicious file via the Camera Upload feature and have the media server execute it.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-01-06 CVE Reserved
2020-05-07 First Exploit
2020-05-08 CVE Published
2023-03-10 Exploited in Wild
2023-03-31 KEV Due Date
2024-05-01 EPSS Updated
2024-08-04 CVE Updated

CWE

CWE-502: Deserialization of Untrusted Data

CAPEC

References (6)

URL	Tag	Source
https://github.com/tenable/poc/blob/master/plex/plex_media_server/auth_dict_unpickle_rce_exploit_tra_2020_32.py
http://support.plex.tv/articles/201105343-advanced-hidden-server-settings
https://forums.plex.tv/t/security-regarding-cve-2020-5741/586819

URL	Date	SRC
http://packetstormsecurity.com/files/158470/Plex-Unpickle-Dict-Windows-Remote-Code-Execution.html	2024-08-04
https://www.tenable.com/security/research/tra-2020-32	2024-08-04
https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/http/plex_unpickle_dict_rce.rb	2020-05-07

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Plex Search vendor "Plex"	Media Server Search vendor "Plex" for product "Media Server"	< 1.19.3 Search vendor "Plex" for product "Media Server" and version " < 1.19.3"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe