CVE-2021-47744

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.

CVSS v4.0

9.3 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

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

EPSS

0.32% chance of exploitation in the next 30 days, 25th percentile

Published

2025-12-31

Updated

2026-01-02

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/50407

References

• CVE Record
• NVD entry

Related

• CVE-2021-47743
• CVE-2021-47745
• CVE-2021-47742
• CVE-2021-47746
• CVE-2021-47741
• CVE-2021-47747