CVE-2020-5412: Hystrix Dashboard Proxy In spring-cloud-netflix-hystrix-dashboard

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 10.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2020-08-07 · updated 2026-06-17
Weakness: CWE-441

Description

Spring Cloud Netflix, versions 2.2.x prior to 2.2.4, versions 2.1.x prior to 2.1.6, and older unsupported versions allow applications to use the Hystrix Dashboard proxy.stream endpoint to make requests to any server reachable by the server hosting the dashboard. A malicious user, or attacker, can send a request to other servers that should not be exposed publicly.

Affected products

Spring Cloud Netflix: before 2.1.6; from 2.2.0 before 2.2.4 — fixed in 2.1.6, 2.2.4
Spring Cloud Netflix: from 2.2 before 2.2.4; from 2.1 before 2.1.6 — fixed in 2.2.4, 2.1.6

How to fix

Upgrade to a fixed version: Spring Cloud Netflix 2.1.6, 2.2.4; Spring Cloud Netflix 2.2.4, 2.1.6. Check the vendor advisory for mitigations.

References

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