Authentication Bypass in Screen SFT DAB 1.9.3 Exposes Device Management
CVE-2023-53776

8.7HIGH

Key Information:

Vendor

Db Elettronica Telecomunicazioni Spa

Status
Screen Sft Dab Series - Compact Radio Dab Transmitter
Vendor
CVE Published:
10 December 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2023-53776?

The Screen SFT DAB 1.9.3 is affected by an authentication bypass vulnerability due to inadequate session management. Attackers can exploit IP-bound session identifiers, enabling them to issue unauthorized requests to the device management API. This vulnerability allows for critical operations to be performed on the transmitter without proper authentication, emphasizing the need for robust session handling mechanisms to enhance security.

Affected Version(s)

Screen SFT DAB Series - Compact Radio DAB Transmitter 1.9.3

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2023-53776 - Proof of Concept

References

https://www.exploit-db.com/exploits/51459
exploit
https://www.screen.it
product
https://www.dbbroadcast.com
product

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

LiquidWorm as Gjoko Krstic of Zero Science Lab
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CVE-2023-53776 : Authentication Bypass in Screen SFT DAB 1.9.3 Exposes Device Management