What’s Vulnerable › Vulnerabilities

CVE-2021-47744: Cypress Solutions CTM-200/CTM-ONE 1.3.6 Hard-coded Credentials Remote Root

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-31 · updated 2026-06-17
• Weakness: CWE-798

Description

Cypress Solutions CTM-200/CTM-ONE 1.3.6 contains hard-coded credentials vulnerability in Linux distribution that exposes root access. Attackers can exploit the static 'Chameleon' password to gain remote root access via Telnet or SSH on affected devices.

Affected products

• Cypress ONE: all versions

References

• https://www.cypress.bc.ca
• https://www.exploit-db.com/exploits/50407
• https://www.vulncheck.com/advisories/cypress-solutions-ctm-ctm-one-hard-coded-credentials-remote-root
• https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5686.php

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