Merit Lilin DVR prior 2.0b60_20200207 /z/zbin/net_html.cgi missing authentication

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Merit Lilin DVR. This affects an unknown function of the file /z/zbin/net_html.cgi. Executing a manipulation can lead to missing authentication. This vulnerability is registered as CVE-2025-34130. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Merit Lilin DVR. This vulnerability affects an unknown code block of the file /z/zbin/net_html.cgi. The manipulation with an unknown input leads to a missing authentication vulnerability. The CWE definition for the vulnerability is CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. As an impact it is known to affect confidentiality. CVE summarizes:

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.

The weakness was published by 360 Netlab. The advisory is shared for download at blog.netlab.360.com. This vulnerability was named CVE-2025-34130 since 04/15/2025. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

Upgrading to version 2.0b60_20200207 eliminates this vulnerability.

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Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: DVR 2.0b60_20200207

Timelineinfo

04/15/2025 CVE reserved
07/17/2025 +93 days Advisory disclosed
07/17/2025 +0 days VulDB entry created
07/17/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: blog.netlab.360.com
Researcher: 360 Netlab
Status: Confirmed

CVE: CVE-2025-34130 (🔒)
GCVE (CVE): GCVE-0-2025-34130
GCVE (VulDB): GCVE-100-316720

Entryinfo

Created: 07/17/2025 04:19
Changes: 07/17/2025 04:19 (67)
Complete: 🔍
Cache ID: 216::103

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