Vulnerability · Published Jul 16, 2025 · Assigned by VulnCheck

CVE-2025-34130LILIN DVR Arbitrary File Read via net_html.cgi

High 8.7

In plain English

A high-severity missing authentication in DVR Firmware from Merit LILIN. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 66% of all known vulnerabilities).

Severity (CVSS 4.0)8.7High

Exploit odds (30 days)1.1%top 33.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

An unauthenticated arbitrary file read exists in LILIN Digital Video Recorder (DVR) devices prior to firmware version 2.0b60_20200207 via the /z/zbin/net_html.cgi endpoint. This vulnerability allows attackers to read sensitive configuration files, such as /zconf/service.xml, which can then be used to facilitate further attacks including command injection. The vulnerability has been exploited in the wild in conjunction with other issues by botnets like FBot and Moobot.

Affected products (as reported)

Vendor	Product	Versions
Merit LILIN	DVR Firmware	0 – before 2.0b60_20200207

Weakness: CWE-306, CWE-200 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

References

https://blog.netlab.360.com/multiple-botnets-are-spreading-using-lilin-dvr-0-day/ third-party-advisory, technical-description
https://www.meritlilin.com/assets/uploads/support/file/M00158-TW.pdf vendor-advisory, patch
https://www.vulncheck.com/advisories/lilin-dvr-multiple-vulnerabilities third-party-advisory