CVE-2021-22963
Quick assessment
Affected
n/a https://github.com/fastify/fastify-static
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.
Fastify-Static是一个插件。用于尽快提供静态文件。 fastify-static module 4.2.4之前版本存在安全漏洞，攻击者可以通过该漏洞利用双斜杠后跟域将用户重定向到任意网站。
Possible ATT&CK Techniques 1 AI
T1189 · Drive-by Compromise
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I. Basic Information for CVE-2021-22963
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A redirect vulnerability in the fastify-static module version < 4.2.4 allows remote attackers to redirect users to arbitrary websites via a double slash // followed by a domain: http://localhost:3000//google.com/%2e%2e.The issue shows up on all the fastify-static applications that set redirect: true option. By default, it is false.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
指向未可信站点的URL重定向(开放重定向)
Source: CVE Program / CVE List V5
Vulnerability Title
Fastify-Static 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Fastify-Static是一个插件。用于尽快提供静态文件。 fastify-static module 4.2.4之前版本存在安全漏洞，攻击者可以通过该漏洞利用双斜杠后跟域将用户重定向到任意网站。
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 |
|---|---|---|---|---|
| - | https://github.com/fastify/fastify-static | Affects < v4.2.4. Fixed in >= v4.2.4 | - |
|
II. Public POCs for CVE-2021-22963
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-22963 (1)
-
https://hackerone.com/reports/1354255 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-2020-19957 | ZZCMS SQL注入漏洞 | |
| 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-2021-22964 | Fastify-Static 输入验证错误漏洞 | |
| CVE-2020-19954 | S-CMS 代码问题漏洞 | |
| 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-2021-42342 | GoAhead 代码问题漏洞 | |
| CVE-2021-42341 | OpenRC 安全漏洞 |
Showing top 20 of 22 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same weakness: CWE-601
-
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CVE-2026-82274
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CVE-2026-59355
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V. Comments for CVE-2021-22963
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