CVE-2023-20861 (Medium) detected in spring-expression-5.3.4.jar

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CVE-2023-20861 - Medium Severity Vulnerability

Vulnerable Library - spring-expression-5.3.4.jar

Spring Expression Language (SpEL)

Library home page: https://github.com/spring-projects/spring-framework

Path to dependency file: /webgoat-lessons/chrome-dev-tools/pom.xml

Path to vulnerable library: /home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar,/home/wss-scanner/.m2/repository/org/springframework/spring-expression/5.3.4/spring-expression-5.3.4.jar

Dependency Hierarchy:

• spring-boot-starter-web-2.4.3.jar (Root Library)
  • spring-boot-starter-2.4.3.jar
    • spring-boot-2.4.3.jar
      • spring-context-5.3.4.jar
        • ❌ spring-expression-5.3.4.jar (Vulnerable Library)

Found in HEAD commit: f18e43fbc2d56c28b38b6d440d202f7327efd240

Found in base branch: develop

Vulnerability Details

In Spring Framework versions 6.0.0 - 6.0.6, 5.3.0 - 5.3.25, 5.2.0.RELEASE - 5.2.22.RELEASE, and older unsupported versions, it is possible for a user to provide a specially crafted SpEL expression that may cause a denial-of-service (DoS) condition.

Publish Date: 2023-03-23

URL: CVE-2023-20861

CVSS 3 Score Details (6.5)

Base Score Metrics:

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

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://spring.io/security/cve-2023-20861

Release Date: 2023-03-23

Fix Resolution (org.springframework:spring-expression): 5.3.26

Direct dependency fix Resolution (org.springframework.boot:spring-boot-starter-web): 2.5.15

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