CVE-2021-26747
Quick assessment
Affected
n/a n/a
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Netis WF2780是中国Netis公司的一个网络设备。提供AC路由器以千兆速度提供下一代Wi-Fi。 Netis WF2780 和 WF2411 中存在操作系统命令注入漏洞。该漏洞源于允许攻击者将Shell元字符注入道ping命令中，攻击者可通过该漏洞引起远程代码执行。以下产品及版本受到影响：Netis WF2780 2.3.40404， WF2411 1.1.29629
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-26747
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Netis WF2780 2.3.40404 and WF2411 1.1.29629 devices allow Shell Metacharacter Injection into the ping command, leading to remote code execution.
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
Netis WF2780 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Netis WF2780是中国Netis公司的一个网络设备。提供AC路由器以千兆速度提供下一代Wi-Fi。 Netis WF2780 和 WF2411 中存在操作系统命令注入漏洞。该漏洞源于允许攻击者将Shell元字符注入道ping命令中，攻击者可通过该漏洞引起远程代码执行。以下产品及版本受到影响：Netis WF2780 2.3.40404， WF2411 1.1.29629
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-2021-26747
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-26747 (2)
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http://www.netis-systems.com.tw/ x_refsource_MISC
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https://github.com/yhstar00/netis-route x_refsource_MISC
Same Patch Batch · n/a · 2021-02-18 · 27 CVEs total
| CVE-2020-28490 | 9.1 CRITICAL | Command Injection |
| CVE-2021-23341 | 7.5 HIGH | Regular Expression Denial of Service (ReDoS) |
| CVE-2020-28491 | 7.5 HIGH | Denial of Service (DoS) |
| CVE-2020-28496 | 7.5 HIGH | Regular Expression Denial of Service (ReDoS) |
| CVE-2020-28499 | 7.3 HIGH | Prototype Pollution |
| CVE-2021-23340 | 7.1 HIGH | Local File Inclusion |
| CVE-2020-28463 | 6.5 MEDIUM | Server-side Request Forgery (SSRF) |
| CVE-2021-27379 | Xen 安全漏洞 | |
| CVE-2021-27375 | Containous Traefik 安全漏洞 | |
| CVE-2021-27124 | Doctor Appointment System SQL注入漏洞 | |
| CVE-2021-27378 | Rust rand_core 安全特征问题漏洞 | |
| CVE-2021-27377 | Rust yottadb 资源管理错误漏洞 | |
| CVE-2021-27376 | Rust nb-connect 缓冲区错误漏洞 | |
| CVE-2020-29664 | DJI Mavic 2 命令注入漏洞 | |
| CVE-2020-35577 | Endalia Selection Porta 安全漏洞 | |
| CVE-2019-18255 | GE Digital HMI/SCADA iFIX 权限许可和访问控制问题漏洞 | |
| CVE-2019-18243 | GE Digital HMI/SCADA iFIX 权限许可和访问控制问题漏洞 | |
| CVE-2020-19513 | FinalWire AIDA64 Engineer 缓冲区错误漏洞 | |
| CVE-2021-27329 | Friendica 代码问题漏洞 | |
| CVE-2021-27335 | KollectApps 代码问题漏洞 |
Showing top 20 of 27 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-26747
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