Spring Security Advisories

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Spring Cloud Gateway Request Vulnerability

HIGH | NOVEMBER 04, 2021 | CVE-2021-22051

Description

Applications using Spring Cloud Gateway are vulnerable to specifically crafted requests that could make an extra request on downstream services.

Affected Spring Products and Versions

Spring Cloud Gateway:

  • 3.0.0 - 3.0.4
  • 2.2.9.RELEASE and earlier

Mitigation

Users of affected versions should upgrade to the corresponding fixed version.
Fix versionAvailability
3.0.5OSS
2.2.10.RELEASEOSS

No further mitigation steps are necessary.

Credit

This vulnerability was discovered and responsibly reported by Frederico Biehl and Maxim Tyukov from the Backbase security team.

References

History

  • 2021-11-04: Initial vulnerability report published.

Reporting a vulnerability

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

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