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Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')

CVE-2022-22963

Severity High
Score 9.8/10

Summary

In Spring Cloud Function versions through 3.1.6, 3.2.0 through 3.2.2, and older unsupported versions, when using routing functionality it is possible for a user to provide a specially crafted SpEL as a routing-expression that may result in remote code execution and access to local resources.

  • LOW
  • NETWORK
  • HIGH
  • UNCHANGED
  • NONE
  • NONE
  • HIGH
  • HIGH

CWE-917 - Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')

The software constructs all or part of an expression language (EL) statement in a framework such as a Java Server Page (JSP) using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended EL statement before it is executed.

Advisory Timeline

  • Published