CVE-2023-53773: MiniDVBLinux 5.4 Unauthenticated Live Stream Disclosure via tv_action.sh

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-12-09 · updated 2026-06-17
Weakness: CWE-306

Description

MiniDVBLinux 5.4 contains an unauthenticated vulnerability in the tv_action.sh script that allows remote attackers to generate live stream snapshots through the Simple VDR Protocol. Attackers can request /tpl/tv_action.sh to create and retrieve a live TV screenshot stored in /var/www/images/tv.jpg without authentication.

Affected products

MiniDVBLinux: through 5.4

References

https://www.exploit-db.com/exploits/51095
https://www.minidvblinux.de
https://www.vulncheck.com/advisories/minidvblinux-unauthenticated-live-stream-disclosure-via-tvactionsh
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5716.php

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