CVE-2021-20139high
Description
An unauthenticated command injection vulnerability exists in the parameters of operation 3 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
Details
Source: MITRE
Published: 2021-12-09
Updated: 2021-12-13
Type: CWE-78
Risk Information
CVSS v2
Base Score: 8.3
Vector: AV:A/AC:L/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 6.5
Severity: HIGH
CVSS v3
Base Score: 8.8
Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 2.8
Severity: HIGH