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CVE-2021-30167— MERIT LILIN ENT.CO.,LTD. P2/Z2/P3/Z3 IP camera - Broken Authentication

Quick assessment

Affected
MERIT LILIN ENT.CO.,LTD. P2/Z2/P3/Z3 IP camera firmware
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Edimax Technology wireless network camera是中国Edimax Technology公司的一个网络设备。提供一个录像功能。 network camera device 存在安全漏洞，该漏洞允许用户认证。远程攻击者可利用该漏洞可以修改URL参数，进一步修改用户信息，并升级控制设备的权限。

CVSS 9.8 · Critical EPSS 2.44% · P83
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I. Basic Information for CVE-2021-30167

Vulnerability Information
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Vulnerability Title
MERIT LILIN ENT.CO.,LTD. P2/Z2/P3/Z3 IP camera - Broken Authentication
Source: CVE Program / CVE List V5
Vulnerability Description
The manage users profile services of the network camera device allows an authenticated. Remote attackers can modify URL parameters and further amend user’s information and escalate privileges to control the devices.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不充分的凭证保护机制
Source: CVE Program / CVE List V5
Vulnerability Title
network camera device 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Edimax Technology wireless network camera是中国Edimax Technology公司的一个网络设备。提供一个录像功能。 network camera device 存在安全漏洞，该漏洞允许用户认证。远程攻击者可利用该漏洞可以修改URL参数，进一步修改用户信息，并升级控制设备的权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
MERIT LILIN ENT.CO.,LTD. P2/Z2/P3/Z3 IP camera firmware unspecified ~ 7.1.94.8908 -

II. Public POCs for CVE-2021-30167

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III. Intelligence Information for CVE-2021-30167

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Other References for CVE-2021-30167 (2)

Same Patch Batch · MERIT LILIN ENT.CO.,LTD. · 2021-04-28 · 4 CVEs total

CVE-2021-30168 9.8 CRITICAL MERIT LILIN ENT.CO.,LTD. P2/Z2/P3/Z3 IP camera - Sensitive Data Exposure-1
CVE-2021-30166 7.2 HIGH MERIT LILIN ENT.CO.,LTD. P2/Z2/P3/Z3 IP camera - Command Injection
CVE-2021-30169 5.3 MEDIUM MERIT LILIN ENT.CO.,LTD. P2/Z2/P3/Z3 IP camera - Sensitive Data Exposure-2

IV. Related Vulnerabilities

Same product: P2/Z2/P3/Z3 IP camera firmware
Same vendor: MERIT LILIN ENT.CO.,LTD.
Same weakness: CWE-522

V. Comments for CVE-2021-30167

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