CVE-2021-25122 (High) detected in tomcat-embed-core-9.0.41.jar

## CVE-2021-25122 - High Severity Vulnerability
Vulnerable Library - tomcat-embed-core-9.0.41.jar

Core Tomcat implementation

Library home page: https://tomcat.apache.org/

Path to dependency file: /easy-abac-demo/pom.xml

Path to vulnerable library: /home/wss-scanner/.m2/repository/org/apache/tomcat/embed/tomcat-embed-core/9.0.41/tomcat-embed-core-9.0.41.jar

Dependency Hierarchy:
- spring-boot-starter-web-2.4.1.jar (Root Library)
- spring-boot-starter-tomcat-2.4.1.jar
- :x: **tomcat-embed-core-9.0.41.jar** (Vulnerable Library)

Found in base branch: master

Vulnerability Details

When responding to new h2c connection requests, Apache Tomcat versions 10.0.0-M1 to 10.0.0, 9.0.0.M1 to 9.0.41 and 8.5.0 to 8.5.61 could duplicate request headers and a limited amount of request body from one request to another meaning user A and user B could both see the results of user A's request.

Publish Date: 2021-03-01

URL: CVE-2021-25122

CVSS 3 Score Details (7.5)

Base Score Metrics:
- Exploitability Metrics:
- Attack Vector: Network
- Attack Complexity: Low
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
- Impact Metrics:
- Confidentiality Impact: High
- Integrity Impact: None
- Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://lists.apache.org/thread.html/r7b95bc248603360501f18c8eb03bb6001ec0ee3296205b34b07105b7%40%3Cannounce.tomcat.apache.org%3E

Release Date: 2021-03-01

Fix Resolution (org.apache.tomcat.embed:tomcat-embed-core): 9.0.43

Direct dependency fix Resolution (org.springframework.boot:spring-boot-starter-web): 2.4.3

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