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CVE-2020-5757

CRITICAL
9.8
CVSS Severity Score
EPSS Score0.0140%
EPSS Percentile18.98th
PublishedJul 17, 2020
Last ModifiedNov 21, 2024

Vulnerability Description

Grandstream UCM6200 series firmware version 1.0.20.23 and below is vulnerable to OS command injection via HTTP. An authenticated remote attacker can bypass command injection mitigations and execute commands as the root user by sending a crafted HTTP POST to the UCM's "New" HTTPS API.

Affected Platforms (CPE)

💻
Grandstream

Ucm6202 Firmware

<= 1.0.20.23
💻
Grandstream

Ucm6204 Firmware

<= 1.0.20.23
💻
Grandstream

Ucm6208 Firmware

<= 1.0.20.23

References & Advisories

🔗 https://www.tenable.com/security/research/tra-2020-42
🔗 https://www.tenable.com/cve/CVE-2020-5757
🔗 https://www.tenable.com/security/research/tra-2020-42

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