CVE-2021-42342
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.
Embedthis Software GoAhead是美国Embedthis Software公司的一个开源的小型嵌入式 Web 服务器。 GoAhead 存在安全漏洞，该漏洞源于在文件上传过滤器中，用户表单变量可以传递给CGI脚本，而不需要使用CGI前缀。这允许将不受信任的环境变量导入到脆弱的CGI脚本。
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I. Basic Information for CVE-2021-42342
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in GoAhead 4.x and 5.x before 5.1.5. In the file upload filter, user form variables can be passed to CGI scripts without being prefixed with the CGI prefix. This permits tunneling untrusted environment variables into vulnerable CGI scripts.
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
GoAhead 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Embedthis Software GoAhead是美国Embedthis Software公司的一个开源的小型嵌入式 Web 服务器。 GoAhead 存在安全漏洞，该漏洞源于在文件上传过滤器中，用户表单变量可以传递给CGI脚本，而不需要使用CGI前缀。这允许将不受信任的环境变量导入到脆弱的CGI脚本。
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)
Shenlong Deep Dive — AI Deep Analysis
10-question deep dive: root cause, exploitation, mitigation, urgency. Read summary free, full version requires login.
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | n/a | n/a | - |
|
II. Public POCs for CVE-2021-42342
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | A small PoC for the recent RCE found in the Goahead Webserver prior to version 5.1.5. | https://github.com/kimusan/goahead-webserver-pre-5.1.5-RCE-PoC-CVE-2021-42342- | POC Details |
| 2 | CVE-2021-42342 RCE | https://github.com/Mr-xn/CVE-2021-42342 | POC Details |
| 3 | None | https://github.com/ijh4723/-zeroboo-Gohead-CVE-2021-42342-1 | POC Details |
| 4 | None | https://github.com/Threekiii/Awesome-POC/blob/master/%E4%B8%AD%E9%97%B4%E4%BB%B6%E6%BC%8F%E6%B4%9E/GoAhead%20Server%20%E7%8E%AF%E5%A2%83%E5%8F%98%E9%87%8F%E6%B3%A8%E5%85%A5%20CVE-2021-42342.md | POC Details |
| 5 | https://github.com/vulhub/vulhub/blob/master/goahead/CVE-2021-42342/README.md | POC Details |
AI-Generated POC
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Other References for CVE-2021-42342 (1)
-
https://github.com/embedthis/goahead/issues/305 x_refsource_MISC
Same Patch Batch · n/a · 2021-10-14 · 22 CVEs total
| CVE-2021-42369 | 9.9 CRITICAL | Imagicle Application Suite (For Cisco Uc) SQL注入漏洞 |
| CVE-2020-19954 | S-CMS 代码问题漏洞 | |
| CVE-2021-36389 | Yellowfin Business Intelligence Yellowfin 代码注入漏洞 | |
| CVE-2021-36388 | Yellowfin Business Intelligence Yellowfin 安全漏洞 | |
| CVE-2021-36387 | Yellowfin Business Intelligence Yellowfin 跨站脚本漏洞 | |
| CVE-2021-32571 | Network Manager 安全漏洞 | |
| CVE-2021-32569 | Network Manager 跨站脚本漏洞 | |
| CVE-2021-42228 | Kindeditor 跨站请求伪造漏洞 | |
| CVE-2021-42227 | Kindeditor 跨站脚本漏洞 | |
| CVE-2021-37933 | Huntflow Enterprise 注入漏洞 | |
| CVE-2021-22963 | Fastify-Static 输入验证错误漏洞 | |
| CVE-2021-22964 | Fastify-Static 输入验证错误漏洞 | |
| CVE-2020-19957 | ZZCMS SQL注入漏洞 | |
| CVE-2020-19959 | ZZCMS SQL注入漏洞 | |
| CVE-2020-19961 | ZZCMS SQL注入漏洞 | |
| CVE-2020-19960 | ZZCMS SQL注入漏洞 | |
| CVE-2020-19962 | Chaojicms 跨站脚本漏洞 | |
| CVE-2020-19964 | PHPMyWind 跨站请求伪造漏洞 | |
| CVE-2020-22724 | Mercury Router Mer1200和Mercury Router Mer1200G 操作系统命令注入漏洞 | |
| CVE-2021-42341 | OpenRC 安全漏洞 |
Showing top 20 of 22 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-42342
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