CVE-2023-53775 Screen SFT DAB 1.9.3 Authentication Bypass via Session Management Weakness

High 7.1 Published 10 Dec 2025 Updated 7 Apr 2026

Attackers can bypass authentication to modify user credentials on Screen SFT DAB transmitters by exploiting weak session management.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-53775?

CVE-2023-53775 is a high-severity authentication bypass vulnerability in DB Elettronica Telecomunicazioni SpA Screen SFT DAB Series - Compact Radio DAB Transmitter, published on 10 Dec 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Screen SFT DAB 1.9.3 contains an authentication bypass vulnerability that allows attackers to change user passwords by exploiting weak session management controls. Attackers can reuse IP-bound session identifiers to issue unauthorized requests to the userManager API and modify user credentials without proper authentication.

Weakness: CWE-384

Which versions are affected by CVE-2023-53775?

It affects 1 product.

Products include Dbbroadcast Sft Dab 600\/C Firmware.

How do I fix CVE-2023-53775?

No fix has been published for CVE-2023-53775 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2023-53775 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-53775 exists.

Sources

Also known as GHSA-hrj6-9mp8-vxmq.