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Vulnerability record · CVE-2023-53967 · published 22 December 2025

CVE-2023-53967: Dbbroadcast sft dab 600\/c firmware missing authentication for critical function vulnerability

Dbbroadcast · Sft Dab 600\/C Firmware

Screen SFT DAB 600/C firmware 1.9.3 contains an authentication bypass vulnerability that allows attackers to change the admin password without requiring the current credentials. Attackers can exploit the userManager.cgx API endpoint by sending a crafted POST request with a new MD5-hashed password to directly modify the admin account's authentication.

9.3 CVSS 4.0 Critical EPSS 0.51% · top 58.7% CWE-306 · Missing authentication for critical function
9.3CVSS 4.0 base score
0.51%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 3 tagged exploit
17 Jun 2026Last modified by NVD

Description

Screen SFT DAB 600/C firmware 1.9.3 contains an authentication bypass vulnerability that allows attackers to change the admin password without requiring the current credentials. Attackers can exploit the userManager.cgx API endpoint by sending a crafted POST request with a new MD5-hashed password to directly modify the admin account's authentication.

CVSS: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:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.dbbroadcast.com Product
https://www.dbbroadcast.com/products/radio/sft-dab-series-compact-air/ Product
https://www.exploit-db.com/exploits/51458 Exploit
https://www.vulncheck.com/advisories/screen-sft-dab-c-firmware-authentication-bypass-admin-password-change Third Party Advisory
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2023-5774.php ExploitThird Party Advisory
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2023-5774.php ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.3CVE-2023-53968Dbbroadcast sft dab 600\/c firmware missing authentication for critical function vulnerabilityScreen SFT DAB 600/C Firmware 1.9.3 contains a session management vulnerability that allows attackers to bypass authentication controls by exploiting…EPSS 0.64%9.3CVE-2023-53969Dbbroadcast sft dab 600\/c firmware missing authentication for critical function vulnerabilityScreen SFT DAB 600/C firmware 1.9.3 contains a session management vulnerability that allows attackers to bypass authentication controls by exploiting…EPSS 0.51%8.7CVE-2023-53970Dbbroadcast sft dab 600\/c firmware missing authentication for critical function vulnerabilityScreen SFT DAB 600/C Firmware 1.9.3 contains a weak session management vulnerability that allows attackers to bypass authentication controls by reusi…EPSS 0.51%8.7CVE-2023-53776Dbbroadcast sft dab 600\/c firmware vulnerabilityScreen SFT DAB 1.9.3 contains an authentication bypass vulnerability that allows attackers to exploit weak session management by reusing IP-bound ses…EPSS 0.48%8.6CVE-2023-53740Dbbroadcast sft dab 015\/c firmware missing authorization vulnerabilityScreen SFT DAB 1.9.3 contains an authentication bypass vulnerability that allows attackers to change the admin password without providing the current…EPSS 0.88%7.1CVE-2023-53775Dbbroadcast sft dab 600\/c firmware vulnerabilityScreen SFT DAB 1.9.3 contains an authentication bypass vulnerability that allows attackers to change user passwords by exploiting weak session manage…EPSS 0.40%6.9CVE-2023-7328Dbbroadcast sft dab 600\/c firmware missing authentication for critical function vulnerabilityScreen SFT DAB 600/C firmware versions up to and including 1.9.3 contain an improper access control on the user management API allows unauthenticated…EPSS 0.35%5.7CVE-2023-33684Dbbroadcast sft dab 600\/c bios vulnerabilityWeak session management in DB Elettronica Telecomunicazioni SpA SFT DAB 600/C Firmware: 1.9.3 Bios firmware: 7.1 (Apr 19 2021) Gui: 2.46 FPGA: 169.55…EPSS 0.34%

Source: NIST National Vulnerability Database (record CVE-2023-53967), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.