cve-2023-34055 – Medium – CVE-2023-34055: Spring Boot server Web Observations DoS Vulnerability

Spring Security Advisory

In Spring Boot versions 2.7.0 – 2.7.17, 3.0.0-3.0.12 and 3.1.0-3.1.5, it is possible for a user to provide specially crafted HTTP requests that may cause a denial-of-service (DoS) condition.

Specifically, an application is vulnerable when all of the following are true:

  • the application uses Spring MVC or Spring WebFlux
  • org.springframework.boot:spring-boot-actuator is on the classpath