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CVE-2024-38821— Authorization Bypass of Static Resources in WebFlux Applications

Quick assessment

Affected
Spring Spring
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.

Spring WebFlux是Spring公司的一个响应式堆栈 Web 框架。 Spring WebFlux存在安全漏洞，该漏洞源于在特定情况下可以绕过Spring Security对静态资源的授权规则。

CVSS 9.1 · Critical EPSS 1.74% · P77

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2024-38821

Vulnerability Information
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Vulnerability Title
Authorization Bypass of Static Resources in WebFlux Applications
Source: CVE Program / CVE List V5
Vulnerability Description
Spring WebFlux applications that have Spring Security authorization rules on static resources can be bypassed under certain circumstances. For this to impact an application, all of the following must be true: * It must be a WebFlux application * It must be using Spring's static resources support * It must have a non-permitAll authorization rule applied to the static resources support
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Spring WebFlux 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Spring WebFlux是Spring公司的一个响应式堆栈 Web 框架。 Spring WebFlux存在安全漏洞，该漏洞源于在特定情况下可以绕过Spring Security对静态资源的授权规则。
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

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Spring Spring 5.7.x ~ 5.7.13 -

II. Public POCs for CVE-2024-38821

# POC Description Source Link Shenlong Link
1 cve-2024-38821 https://github.com/mouadk/cve-2024-38821 POC Details
2 None https://github.com/zetraxz/CVE-2024-38821 POC Details
3 None https://github.com/masa42/CVE-2024-38821-POC POC Details
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III. Intelligence Information for CVE-2024-38821

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IV. Related Vulnerabilities

Same product: Spring
Same vendor: Spring

V. Comments for CVE-2024-38821

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