MiniDVBLinux 5.4 Unauthenticated Live Stream Disclosure via tv_action.sh

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MiniDVBLinux 5.4 Unauthenticated Live Stream Disclosure via tv_action.sh

severity: medium
date: 12/9/2025
Affecting: MiniDVBLinux <=5.4
CVE: CVE-2023-53773
CWE: CWE-306 Missing Authentication for Critical Function
CVSS: 6.9
CVSS V4 Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
References: ExploitDB-51095
MiniDVBLinux Product Homepage
Zero Science Lab Disclosure (ZSL-2022-5716)
Credit: LiquidWorm as Gjoko Krstic of Zero Science Lab
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.

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