CVE-2020-5741 is a vulnerability in Plex Media Server
Published on May 8, 2020
Deserialization of Untrusted Data in Plex Media Server on Windows allows a remote, authenticated attacker to execute arbitrary Python code.
Known Exploited Vulnerability
This Plex Media Server Remote Code Execution Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. 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.
The following remediation steps are recommended / required by March 31, 2023: Apply updates per vendor instructions.
Vulnerability Analysis
CVE-2020-5741 can be exploited with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Marshaling, Unmarshaling Vulnerability?
The application deserializes untrusted data without sufficiently verifying that the resulting data will be valid.
CVE-2020-5741 has been classified to as a Marshaling, Unmarshaling vulnerability or weakness.
Products Associated with CVE-2020-5741
You can be notified by email with stack.watch whenever vulnerabilities like CVE-2020-5741 are published in Plex Media Server:
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.