Auth bypass in Minidvblinux
CVE-2023-53773
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.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.005 (42.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 42.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: -0.000
Affected products
- Minidvblinux — versions <=5.4
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/51095 (Exploit, VDB Entry, Third Party Advisory, exploit)
- www.minidvblinux.de (Product, product)
- www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5716.php (Exploit, Third Party Advisory, third-party-advisory)
- www.vulncheck.com/advisories/minidvblinux-unauthenticated-live-stream-disclosur… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2023-53773?
- CVE-2023-53773 is a medium-severity vulnerability in Minidvblinux, classified under Missing Authentication for Critical Function. CVSS score: 5.3/10. Published 2025-12-09.
- How severe is CVE-2023-53773?
- Medium severity. CVSS v3 base score is 5.3 out of 10.