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CVE-2021-47745 (GCVE-0-2021-47745)

Vulnerability from cvelistv5 – Published: 2025-12-31 18:39 – Updated: 2026-03-05 14:31

Title

Cypress Solutions CTM-200 2.7.1 Root Remote OS Command Injection via Firmware Upgrade

Summary

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.

Severity

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

8.8 (High)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-01-05 14:30 UTC

CWE

CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Assigner

VulnCheck CNA

References

4 references

URL	Tags
https://www.exploit-db.com/exploits/50408	exploit
https://www.cypress.bc.ca	product
https://www.zeroscience.mk/en/vulnerabilities/ZSL…	third-party-advisory
https://www.vulncheck.com/advisories/cypress-solu…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
Cypress	200	Affected: 2.7.1

Date Public

2021-09-21 00:00

Credits

LiquidWorm as Gjoko Krstic of Zero Science Lab

Show details on NVD website

JSON

To clipboard

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CVE-2021-47744 (GCVE-0-2021-47744)

Vulnerability from cvelistv5 – Published: 2025-12-31 18:39 – Updated: 2026-01-02 16:23