CVE-2021-47745
Cypress Solutions CTM-200 2.7.1 Root Remote OS Command Injection via Firmware Upgrade
- State
- Published
- Severity
- 8.6 High
- Published
- Dec 31, 2025
- Updated
- Mar 5, 2026
- Reserved
- Dec 31, 2025
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.6 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Affected Products
| Product | Versions |
|---|---|
200Cypress |
|
References
- ExploitDB-50408exploit
- Cypress Solutions Product Homepageproduct
- Zero Science Lab Disclosure (ZSL-2021-5687)third-party-advisory
- VulnCheck Advisory: Cypress Solutions CTM-200 2.7.1 Root Remote OS Command Injection via Firmware Upgradethird-party-advisory
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