CVE-2021-47745

HIGH

Cypress Solutions CTM-200 2.7.1 - Command Injection

Title source: llm

Description

Cypress Solutions CTM-200 2.7.1 contains an authenticated command injection vulnerability in the firmware upgrade script that allows remote attackers to execute shell commands. Attackers can exploit the 'fw_url' parameter in the ctm-config-upgrade.sh script to inject and execute arbitrary commands with root privileges.

Exploits (1)

exploitdb WORKING POC

by LiquidWorm · textremotehardware

https://www.exploit-db.com/exploits/50408

View Code ZIP pw:eip

References (4)

[Various Sources] https://www.cypress.bc.ca

[Exploit, Third Party Advisory] https://www.exploit-db.com/exploits/50408

[Third Party Advisory] https://www.vulncheck.com/advisories/cypress-solutions-ctm-root-remote-os-command-injection-via-firmware-upgrade

[Third Party Advisory] https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5687.php

Scores

CVSS v3 8.8

EPSS 0.0026

EPSS Percentile 49.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-78

Status draft

Timeline

Published Dec 31, 2025

Tracked Since Feb 18, 2026