CVE-2023-53740

moderate-risk
Published 2025-12-10

Screen SFT DAB 1.9.3 contains an authentication bypass vulnerability that allows attackers to change the admin password without providing the current credentials. Attackers can exploit the userManager.cgx endpoint by sending a crafted JSON request with a new MD5-hashed password to directly modify the admin account.

Do I need to act?

-
0.68% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (5)

Sft Dab 015\/C Firmware
Sft Dab 050\/C Firmware
Sft Dab 150\/C Firmware
Sft Dab 300\/C Firmware
Sft Dab 600\/C Firmware

Affected Vendors

Dbbroadcast

References (7)

Product https://www.dbbroadcast.com
Product https://www.dbbroadcast.com/products/radio/sft-dab-series-compact-air/
Exploit https://www.exploit-db.com/exploits/51458
Product https://www.screen.it
Third Party Advisory https://www.vulncheck.com/advisories/screen-sft-dab-authentication-bypass-via-ad...
Third Party Advisory https://www.zeroscience.mk/en/vulnerabilities/ZSL-2023-5774.php
Third Party Advisory https://www.zeroscience.mk/en/vulnerabilities/ZSL-2023-5774.php
46
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 2/34 · Minimal
Exposure 12/34 · Low