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CVE-2022-43648

Quick assessment

Affected
D-Link DIR-3040
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-3040是中国友讯（D-Link）公司的一个路由器。提供连接网络的功能。 D-Link DIR-3040 存在安全漏洞，该漏洞源于将用户提供的数据复制到缓冲区之前没有对用户提供的数据的长度进行适当验证。

AI Predicted 9.8 Difficulty: Easy EPSS 0.91% · P59

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-43648

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 code on affected installations of D-Link DIR-3040 1.20B03 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the MiniDLNA service. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the MiniDLNA service. Was ZDI-CAN-19910.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
D-Link DIR-3040 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DIR-3040是中国友讯（D-Link）公司的一个路由器。提供连接网络的功能。 D-Link DIR-3040 存在安全漏洞，该漏洞源于将用户提供的数据复制到缓冲区之前没有对用户提供的数据的长度进行适当验证。
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-3040 1.20B03 -

II. Public POCs for CVE-2022-43648

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III. Intelligence Information for CVE-2022-43648

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Vendor Advisories for CVE-2022-43648 (1)

Other References for CVE-2022-43648 (1)

Same Patch Batch · D-Link · 2023-03-29 · 23 CVEs total

CVE-2022-43629 D-Link DIR-1935 操作系统命令注入漏洞
CVE-2022-43647 D-Link DIR-825 操作系统命令注入漏洞
CVE-2022-43646 D-Link DIR-825 操作系统命令注入漏洞
CVE-2022-43645 D-Link DIR-825 操作系统命令注入漏洞
CVE-2022-43644 D-Link DIR-825 操作系统命令注入漏洞
CVE-2022-43643 D-Link DIR-825 操作系统命令注入漏洞
CVE-2022-43642 D-Link DIR-825 操作系统命令注入漏洞
CVE-2022-43633 D-Link DIR-1935 操作系统命令注入漏洞
CVE-2022-43632 D-Link DIR-1935 操作系统命令注入漏洞
CVE-2022-43631 D-Link DIR-1935 操作系统命令注入漏洞
CVE-2022-43630 D-Link DIR-1935 安全漏洞
CVE-2022-3210 D-Link DIR-2150 操作系统命令注入漏洞
CVE-2022-43628 D-Link DIR-1935 操作系统命令注入漏洞
CVE-2022-43627 D-Link DIR-1935 操作系统命令注入漏洞
CVE-2022-43626 D-Link DIR-1935 操作系统命令注入漏洞
CVE-2022-43625 D-Link DIR-1935 安全漏洞
CVE-2022-43624 D-Link DIR-1935 操作系统命令注入漏洞
CVE-2022-43623 D-Link DIR-1935 命令注入漏洞
CVE-2022-43622 D-Link DIR-1935 安全漏洞
CVE-2022-43621 D-Link DIR-1935 安全漏洞

Showing top 20 of 23 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: DIR-3040
Same vendor: D-Link
Same weakness: CWE-122

V. Comments for CVE-2022-43648

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