8.6
HIGH CVSS 4.0
CVE-2023-53740
Screen SFT DAB 1.9.3 Authentication Bypass via Admin Password Change
Description

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.

INFO

Published Date :

Dec. 10, 2025, 9:16 p.m.

Last Modified :

Dec. 11, 2025, 7:15 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2023-53740 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 HIGH 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 4.0 HIGH [email protected]
Solution
Address authentication bypass by updating the affected software to a patched version.
  • Update Screen SFT DAB to a secure version.
  • Restrict access to the userManager.cgx endpoint.
  • Implement stronger password hashing mechanisms.
  • Review and sanitize all input data.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-53740 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2023-53740 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-53740 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-53740 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Dec. 11, 2025

    Action Type Old Value New Value
    Added Reference https://www.zeroscience.mk/en/vulnerabilities/ZSL-2023-5774.php
  • New CVE Received by [email protected]

    Dec. 10, 2025

    Action Type Old Value New Value
    Added Description 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.
    Added CVSS V4.0 AV:A/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:L/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
    Added CWE CWE-862
    Added Reference https://www.dbbroadcast.com
    Added Reference https://www.dbbroadcast.com/products/radio/sft-dab-series-compact-air/
    Added Reference https://www.exploit-db.com/exploits/51458
    Added Reference https://www.screen.it
    Added Reference https://www.vulncheck.com/advisories/screen-sft-dab-authentication-bypass-via-admin-password-change
    Added Reference https://www.zeroscience.mk/en/vulnerabilities/ZSL-2023-5774.php
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 8.6
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability