CVE-2021-47744 - CVE House
Back to Database
Status published Critical CVE-2021-47744

Cypress Solutions CTM-200/CTM-ONE 1.3.6 Hard-coded Credentials Remote Root

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-47744

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • LiquidWorm as Gjoko Krstic of Zero Science Lab

References

More from Cypress

View All →
CVE-2021-47745
Cypress Solutions CTM-200 2.7.1 Root Remote OS Command Injection via Firmware Upgrade
High 8.6

Affected Vendor

Affected Software

ONE
Vulnerable Versions:
-

Timeline

Official Publish: December 31st, 2025
Last Modified: January 2nd, 2026
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weaknesses (CWE)

CWE-798

MITRE ATT&CK TTPs

T1552 Unsecured Credentials
Credential Access
T1078 Valid Accounts
Persistence
T1021 Remote Services
Lateral Movement
T1190 Exploit Public-Facing Application
Initial Access
T1098 Account Manipulation
Privilege Escalation