Spring Security Advisories

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Remote code execution in Spring Cloud Function by malicious Spring Expression

CRITICAL | MARCH 29, 2022 | CVE-2022-22963

Description

In Spring Cloud Function versions 3.1.6, 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.

Affected Spring Products and Versions

Spring Cloud Function:

  • 3.2.2 - 3.2.2
  • 3.1.6 and earlier

Mitigation

Users of affected versions should upgrade to the corresponding fixed version.
Fix versionAvailability
3.2.3OSS
3.1.7OSS

No further mitigation steps are necessary.

Credit

This vulnerability was initially discovered and responsibly reported by m09u3r.

References

History

  • 2022-03-29: Initial vulnerability report published.
  • 2022-03-31: Updates to description, severity and references.

Reporting a vulnerability

To report a security vulnerability for a project within the Spring portfolio, see the Security Policy

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