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CVE-2022-2487— WAVLINK WN535K2/WN535K3 nightled.cgi os command injection

Quick assessment

Affected
WAVLINK WN535K2
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WAVLINK WN535K2和WAVLINK WN535K3都是中国WAVLINK公司的一个无线路由器。 WAVLINK WN535K2 和 WN535K3 版本存在安全漏洞，该漏洞源于/cgi-bin/nightled.cgi 的未知代码，对start_hour参数操作可能会导致 os 命令注入。

CVSS 8.0 · High EPSS 79.30% · P100

Public Exploits 1

Nuclei · 1 CVE-2022-2487.yaml [template]

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-2487

Vulnerability Information
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Vulnerability Title
WAVLINK WN535K2/WN535K3 nightled.cgi os command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been found in WAVLINK WN535K2 and WN535K3 and classified as critical. This vulnerability affects unknown code of the file /cgi-bin/nightled.cgi. The manipulation of the argument start_hour leads to os command injection. The exploit has been disclosed to the public and may be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
WAVLINK WN535K2 和 WN535K3 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WAVLINK WN535K2和WAVLINK WN535K3都是中国WAVLINK公司的一个无线路由器。 WAVLINK WN535K2 和 WN535K3 版本存在安全漏洞，该漏洞源于/cgi-bin/nightled.cgi 的未知代码，对start_hour参数操作可能会导致 os 命令注入。
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
WAVLINK WN535K2 n/a -
WAVLINK WN535K3 n/a -

II. Public POCs for CVE-2022-2487

# POC Description Source Link Shenlong Link
1 Wavlink WN535K2 and WN535K3 routers are susceptible to OS command injection which affects unknown code in /cgi-bin/nightled.cgi via manipulation of the argument start_hour. An attacker can execute malware, obtain sensitive information, modify data, and/or gain full control over a compromised system without entering necessary credentials. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2022/CVE-2022-2487.yaml POC Details
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III. Intelligence Information for CVE-2022-2487

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Vendor Advisories for CVE-2022-2487 (1)

Other References for CVE-2022-2487 (1)

Same Patch Batch · WAVLINK · 2022-07-20 · 3 CVEs total

CVE-2022-2486 8.0 HIGH WAVLINK WN535K2/WN535K3 os command injection
CVE-2022-2488 8.0 HIGH WAVLINK WN535K2/WN535K3 touchlist_sync.cgi os command injection

IV. Related Vulnerabilities

Same product: WN535K2
Same vendor: WAVLINK
Same weakness: CWE-78

V. Comments for CVE-2022-2487

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