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CVE-2022-40719

Quick assessment

Affected
D-Link DIR-2150
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.

D-Link DIR-2150是中国友讯（D-Link）公司的一款无线路由器。 D-Link DIR-2150 4.0.1版本存在安全漏洞，该漏洞源于在解析feed参数时，该进程在使用用户提供的字符串执行系统调用之前未正确验证它，攻击者利用该漏洞可以在服务帐户的上下文中执行代码。

AI Predicted 9.8 Difficulty: Trivial EPSS 0.87% · P56
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I. Basic Information for CVE-2022-40719

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
This vulnerability allows network-adjacent attackers to execute arbitrary commands on affected installations of D-Link DIR-2150 4.0.1 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the xupnpd_generic.lua plugin for the xupnpd service, which listens on TCP port 4044 by default. When parsing the feed parameter, the process does not properly validate a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-15906.
Source: CVE Program / CVE List V5
CVSS Information
N/A
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
D-Link DIR-2150 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DIR-2150是中国友讯（D-Link）公司的一款无线路由器。 D-Link DIR-2150 4.0.1版本存在安全漏洞，该漏洞源于在解析feed参数时，该进程在使用用户提供的字符串执行系统调用之前未正确验证它，攻击者利用该漏洞可以在服务帐户的上下文中执行代码。
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
D-Link DIR-2150 4.0.1 -

II. Public POCs for CVE-2022-40719

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III. Intelligence Information for CVE-2022-40719

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Vendor Advisories for CVE-2022-40719 (1)

Other References for CVE-2022-40719 (1)

Same Patch Batch · D-Link · 2023-01-26 · 5 CVEs total

CVE-2022-40717 D-Link DIR-2150 缓冲区错误漏洞
CVE-2022-40718 D-Link DIR-2150 缓冲区错误漏洞
CVE-2022-40720 D-Link DIR-2150 操作系统命令注入漏洞
CVE-2022-41140 D-Link 多款路由器缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: DIR-2150
Same vendor: D-Link
Same weakness: CWE-78

V. Comments for CVE-2022-40719

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