VDB-154943 · CVE-2020-5741 · GCVE-0-2020-5741

Plex Media Server on Windows Deserialization deserialization

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.7	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Plex Media Server on Windows. It has been classified as critical. This affects an unknown function of the component Deserialization. The manipulation leads to deserialization. This vulnerability is listed as CVE-2020-5741. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in Plex Media Server on Windows (unknown version). It has been rated as critical. This issue affects an unknown code block of the component Deserialization. The manipulation with an unknown input leads to a deserialization vulnerability. Using CWE to declare the problem leads to CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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

The weakness was presented 05/08/2020. The identification of this vulnerability is CVE-2020-5741 since 01/06/2020. The attack may be initiated remotely. The requirement for exploitation is a simple authentication. Technical details are unknown but an exploit is available.

It is declared as attacked. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 03/10/2023 with a due date of 03/31/2023:

Apply updates per vendor instructions.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Plex Media Server

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Deserialization
CWE: CWE-502 / CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/06/2020 🔍
05/08/2020 +123 days 🔍
05/09/2020 +1 days 🔍
02/06/2025 +1734 days 🔍

Sourcesinfo

Status: Confirmed

CVE: CVE-2020-5741 (🔍)
GCVE (CVE): GCVE-0-2020-5741
GCVE (VulDB): GCVE-100-154943
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 05/09/2020 14:38
Updated: 02/06/2025 23:41
Changes: 05/09/2020 14:38 (34), 05/09/2020 14:43 (17), 04/28/2024 09:53 (28), 09/09/2024 22:30 (1), 02/06/2025 23:41 (3)
Complete: 🔍
Cache ID: 216::103