Auth bypass in Dbbroadcast Sft Dab 600\/c

CVE-2023-53969

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.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (41.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 41.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-53969: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: -0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-53969?
CVE-2023-53969 is a high-severity vulnerability in Dbbroadcast Sft Dab 600\/c, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2025-12-22.
How severe is CVE-2023-53969?
High severity. CVSS v3 base score is 7.5 out of 10.