CVE-2023-53969

Screen SFT DAB 600/C Firmware 1.9.3 Authentication Bypass Password Change

Screen SFT DAB 600/C firmware 1.9.3 contains a session management vulnerability that allows attackers to bypass authentication controls by exploiting IP address session binding. Attackers can reuse the same IP address and issue unauthorized requests to the userManager API to change user passwords without proper authentication.

Affected

DB Elettronica Telecomunicazioni SpA · Screen SFT DAB 600/C

CVSS v4.0 VULNCHECK

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 VULNCHECK

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

EPSS

0.51% chance of exploitation in the next 30 days, 42nd percentile

Published

2025-12-22

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/51456

Security advisories

• https://www.vulncheck.com/advisories/screen-sft-dab-c-firmware-authentication-bypass-pass…
• https://www.zeroscience.mk/en/vulnerabilities/ZSL-2023-5772.php
• https://www.dbbroadcast.com
• https://www.dbbroadcast.com/products/radio/sft-dab-series-compact-air

References

• CVE Record
• NVD entry