CVE-2021-20142

high

Description

An unauthenticated command injection vulnerability exists in the parameters of operation 41 in the controller_server service on Gryphon Tower routers. An unauthenticated remote attacker on the same network can execute commands as root on the device by sending a specially crafted malicious packet to the controller_server service on port 9999.

References

https://www.tenable.com/security/research/tra-2021-51

Details

Source: Mitre, NVD

Published: 2021-12-09

Updated: 2021-12-13

Risk Information

CVSS v2

Base Score: 8.3

Vector: CVSS2#AV:A/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.8

Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: High