7.5

CVSS Score

3.1

-

CVSS Score

Basic Information

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CVE-2022-22970

CVE-2022-22970: Denial of service in Spring Framework

In spring framework versions prior to 5.3.20+ , 5.2.22+ and old unsupported versions, applications that handle file uploads are vulnerable to DoS attack if they rely on data binding to set a MultipartFile or javax.servlet.Part to a field in a model object.

(GitHub Advisory)

Miggo Vulnerability Database

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CVE-2022-22970

CVE-2022-22970:

7.5

CVSS Score

3.1

-

CVSS Score

Basic Information

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Technical Details

Package Name	Ecosystem	Vulnerable Versions	First Patched Version
org.springframework:spring-beans	maven	<= 5.2.21.RELEASE	5.2.22.RELEASE
org.springframework:spring-beans	maven	>= 5.3.0, < 5.3.20	5.3.20

Technical Details

Vulnerability Intelligence
Miggo AI

Root Cause Analysis

The vulnerability stems from incomplete property filtering in Spring's data binding mechanism. The patch adds: 1) Explicit URL.content property blocking 2) A new isInvalidReadOnlyPropertyType check for AutoCloseable/ClassLoader/ProtectionDomain types 3) Modified interface introspection logic. The vulnerable functions handled property descriptor validation without these critical checks, allowing attackers to access dangerous properties that enable DoS through uncontrolled resource allocation (CWE-770). The test case additions in BeanWrapperTests.java specifically verify that URL.content and ClassLoader properties are no longer accessible, confirming the vulnerable pattern.

Vulnerable functions

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WAF Protection Rules

WAF Rule

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Reasoning

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