CVE-2021-44827
Quick assessment
Affected
n/a n/a
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.
Tp-link Archer C2是中国普联（Tp-link）公司的一款无线路由器。 TP-Link Archer C20i 0.9.1 3.2 v003a.0 Build 170221 Rel.55462n版本存在安全漏洞，该漏洞源于设备中的HTTP参数X_TP_ExternalIPv6Address 缺少对于用户数据的过滤和转义，允许远程攻击者以 root 权限在路由器上运行任意命令。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-44827
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
There is remote authenticated OS command injection on TP-Link Archer C20i 0.9.1 3.2 v003a.0 Build 170221 Rel.55462n devices vie the X_TP_ExternalIPv6Address HTTP parameter, allowing a remote attacker to run arbitrary commands on the router with root privileges.
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
Tp-link Archer C2 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tp-link Archer C2是中国普联（Tp-link）公司的一款无线路由器。 TP-Link Archer C20i 0.9.1 3.2 v003a.0 Build 170221 Rel.55462n版本存在安全漏洞，该漏洞源于设备中的HTTP参数X_TP_ExternalIPv6Address 缺少对于用户数据的过滤和转义，允许远程攻击者以 root 权限在路由器上运行任意命令。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
|
II. Public POCs for CVE-2021-44827
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | A PoC for CVE-2021-44827 - authenticated remote code execution in Tp-link Archer C20i | https://github.com/full-disclosure/CVE-2021-44827 | POC Details |
AI-Generated POC
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Other References for CVE-2021-44827 (3)
-
https://www.tp-link.com/us/security x_refsource_MISC
-
https://Full-Disclosure.eu x_refsource_MISC
Same Patch Batch · n/a · 2022-03-04 · 45 CVEs total
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| CVE-2021-3744 | Linux kernel 安全漏洞 | |
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Showing top 20 of 45 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-44827
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