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CVE-2021-45382

Quick assessment

Affected
n/a n/a
Exploitation
Confirmed exploitation in the wild; remediate immediately
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-820L等都是中国友讯（D-Link）公司的产品。D-Link DIR-820L是一款双频无线路由器。D-Link Dir-830L是一款无线 Ac1200 双频云路由器。D-Link Dir-810L是一款无线 Ac750 双频云路由器。 多款 D-link 设备中存在操作系统命令注入漏洞，该漏洞源于产品ncc2文件中的DDNS函数存在错误。攻击者可通过该漏洞导致代码执行。 所有系列H W修订版D-link DIR-810L、DIR-820L LW、DIR-826L、DIR-830

AI Predicted 9.8 Difficulty: Trivial KEV EPSS 97.84% · P100

Public Exploits 1

Nuclei · 1 CVE-2021-45382.yaml [template]

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-45382

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A Remote Command Execution (RCE) vulnerability exists in all series H/W revisions D-link DIR-810L, DIR-820L/LW, DIR-826L, DIR-830L, and DIR-836L routers via the DDNS function in ncc2 binary file. Note: DIR-810L, DIR-820L, DIR-830L, DIR-826L, DIR-836L, all hardware revisions, have reached their End of Life ("EOL") /End of Service Life ("EOS") Life-Cycle and as such this issue will not be patched.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
多款D-Link产品操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DIR-820L等都是中国友讯（D-Link）公司的产品。D-Link DIR-820L是一款双频无线路由器。D-Link Dir-830L是一款无线 Ac1200 双频云路由器。D-Link Dir-810L是一款无线 Ac750 双频云路由器。 多款 D-link 设备中存在操作系统命令注入漏洞，该漏洞源于产品ncc2文件中的DDNS函数存在错误。攻击者可通过该漏洞导致代码执行。 所有系列H W修订版D-link DIR-810L、DIR-820L LW、DIR-826L、DIR-830
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
- n/a n/a -

II. Public POCs for CVE-2021-45382

# POC Description Source Link Shenlong Link
1 A Remote Command Execution (RCE) vulnerability exists in all series H/W revisions D-link DIR-810L, DIR-820L/LW, DIR-826L, DIR-830L, and DIR-836L routers via the DDNS function in ncc2 binary file https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-45382.yaml POC Details
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III. Intelligence Information for CVE-2021-45382

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Other References for CVE-2021-45382 (2)

Same Patch Batch · n/a · 2022-02-17 · 17 CVEs total

CVE-2021-46319 D-Link DIR-846 安全漏洞
CVE-2021-46315 D-Link DIR-846 安全漏洞
CVE-2022-22916 LanDe Network O2oa 安全漏洞
CVE-2021-46314 D-Link DIR-846 操作系统命令注入漏洞
CVE-2022-22914 Ovidentia 路径遍历漏洞
CVE-2014-8597 PHP-Fusion 跨站脚本漏洞
CVE-2022-22912 plist.js 安全漏洞
CVE-2021-46247 Asus CMAX6000 安全漏洞
CVE-2022-24683 Hashicorp Nomad 路径遍历漏洞
CVE-2021-44868 MingSoft MCMS 安全漏洞
CVE-2022-23319 Pcf2bdf 资源管理错误漏洞
CVE-2022-22899 Core FTP 缓冲区错误漏洞
CVE-2022-23318 pcf2bdf 安全漏洞
CVE-2021-46368 Trigone Remote System Monitor 安全漏洞
CVE-2022-24953 Crypt_GPG 参数注入漏洞
CVE-2022-22901 JerryScript 安全漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-45382

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