CVE-2025-34132

Critical

Description

A command injection vulnerability exists in LILIN Digital Video Recorder (DVR) devices prior to firmware version 2.0b60_20200207 via the Server field in the NTPUpdate configuration. The web service at /z/zbin/dvr_box fails to properly sanitize input, allowing remote attackers to inject and execute arbitrary commands as root by supplying specially crafted XML data to the DVRPOST interface.

SeverityCritical

CVSS9.3

Exploit probability—

ProductDVR Firmware

PublishedJul 16, 2025

First seenJul 16, 2025

Weakness typeCWE-78OS command injection CWE-20Improper input validation

How to fix

Update

Merit LILIN DVR Firmware2.0b60_20200207 or later

Patches

meritlilin.com/assets/uploads/support/file/M00158-TW.pdf

Affected products

Product	Affected versions	Fixed in
Merit LILIN DVR Firmware	v < 2.0b60_20200207	2.0b60_20200207

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