CVE-2021-22113
Medium
Description
Applications using the “Sensitive Headers” functionality in Spring Cloud Netflix Zuul 2.2.6.RELEASE and below may be vulnerable to bypassing the “Sensitive Headers” restriction when executing requests with specially constructed URLs. Applications that use Spring Security's StrictHttpFirewall (enabled by default for all URLs) are not affected by the vulnerability, as they reject requests that allow bypassing.
SeverityMedium
CVSS5.3
Exploit probability—
Product
Vmware Spring Cloud Netflix Zuul
PublishedFeb 23, 2021
First seenFeb 23, 2021
How to fix
Update
- org.springframework.cloud:spring-cloud-netflix-zuul2.2.7 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| vmware spring_cloud_netflix_zuul | v ≤ 2.2.6 | — |
| org.springframework.cloud:spring-cloud-netflix-zuulMaven | v < 2.2.7 | 2.2.7 |
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