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CVE-2020-12774— D-Link DSL-7740C - Command Injection

Quick assessment

Affected
D-Link DSL-7740C
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 DSL-7740C是中国台湾友讯（D-Link）公司的一款调制解调器。 D-Link DSL-7740C中存在操作系统命令注入漏洞，该漏洞源于程序未正确验证用户输入。攻击者可利用该漏洞注入任意命令。

CVSS 8.2 · High EPSS 0.41% · P34

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2020-12774

Vulnerability Information
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Vulnerability Title
D-Link DSL-7740C - Command Injection
Source: CVE Program / CVE List V5
Vulnerability Description
D-Link DSL-7740C does not properly validate user input, which allows an authenticated LAN user to inject arbitrary command.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/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
D-Link DSL-7740C 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DSL-7740C是中国台湾友讯（D-Link）公司的一款调制解调器。 D-Link DSL-7740C中存在操作系统命令注入漏洞，该漏洞源于程序未正确验证用户输入。攻击者可利用该漏洞注入任意命令。
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 DSL-7740C 0 ~ DSL7740C.V6.TR069.20180723 -

II. Public POCs for CVE-2020-12774

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III. Intelligence Information for CVE-2020-12774

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IV. Related Vulnerabilities

Same vendor: D-Link
Same weakness: CWE-78

V. Comments for CVE-2020-12774

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