CVE Vulnerability

CVE-2020-5756

Grandstream GWN7000 firmware version 1.0.9.4 and below allows authenticated remote users to modify the system's crontab via undocumented API. An attacker can use this functionality to execute arbitrary OS commands on the router.

9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

8.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.tenable.com/security/research/tra-2020-41 Not Applicable
https://www.tenable.com/cve/CVE-2020-5756 Exploit Third Party Advisory
Configurations

Configuration 1
Information

Published : 2020-07-17 09:15

Updated : 2020-07-22 08:43

NVD link : CVE-2020-5756

Mitre link : CVE-2020-5756

Products Affected

Grandstream

Gwn7000 Firmware

CWE
CWE-78