CVE-2021-22113
MEDIUMSpring Cloud Netflix Zuul < 2.2.6 - Incorrect Authorization via Specially Constructed URLs
Title source: llmDescription
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.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_confirm
https://tanzu.vmware.com/security/cve-2021-22113
Scores
CVSS v3
5.3
EPSS
0.0022
EPSS Percentile
44.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Details
CWE
CWE-863
Status
published
Products (2)
org.springframework.cloud/spring-cloud-netflix-zuul
0 - 2.2.7Maven
vmware/spring_cloud_netflix_zuul
< 2.2.6
Published
Feb 23, 2021
Tracked Since
Feb 18, 2026