CVE Vulnerability

CVE-2020-5757

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.

10 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.tenable.com/security/research/tra-2020-42 Not Applicable
https://www.tenable.com/cve/CVE-2020-5757 Third Party Advisory
Configurations

Configuration 1
Information

Published : 2020-07-17 09:15

Updated : 2020-07-23 02:33

NVD link : CVE-2020-5757

Mitre link : CVE-2020-5757

Products Affected

Grandstream

Ucm6204 Firmware

CWE
CWE-78