CVE-2023-53771

Name: CVE-2023-53771
Creator: NVD / NIST
Published: 2025-12-09T21:15:52.31+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.3/10EPSS 0.87%

Last modified Jun 17, 2026

CVE-2023-53771 is a critical-severity vulnerability rated 9.3/10 on the CVSS scale. MiniDVBLinux 5.4 contains an authentication bypass vulnerability that allows remote attackers to change the root password without authentication. Attackers can send crafted POST requests to the system setup endpoint with modified SYSTEM_PASSWORD parameters to reset root credentials.. EPSS estimates a 0.87% chance of exploitation in the next 30 days.

Description

MiniDVBLinux 5.4 contains an authentication bypass vulnerability that allows remote attackers to change the root password without authentication. Attackers can send crafted POST requests to the system setup endpoint with modified SYSTEM_PASSWORD parameters to reset root credentials.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

9.3/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/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

EPSS Probability

0.87%

54.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-306

Affected Software

Vendor	Product	Versions
Minidvblinux	Minidvblinux	<= 5.4

References

https://www.exploit-db.com/exploits/51094Exploit, Third Party Advisory, VDB Entry
https://www.minidvblinux.deProduct
https://www.vulncheck.com/advisories/minidvblinux-unauthenticated-root-password-change-via-system-setupThird Party Advisory
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5715.phpExploit, Third Party Advisory

Timeline

Published: Dec 9, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-53771?

How severe is CVE-2023-53771?

CVE-2023-53771 has a CVSS score of 9.3/10 (CRITICAL severity). The EPSS model estimates a 0.87% probability of exploitation in the next 30 days.

How do I fix CVE-2023-53771?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-53771?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST