What is the severity of CVE-2021-22113?

CVE-2021-22113 is classified as a high-severity vulnerability.

How do I fix CVE-2021-22113?

To fix CVE-2021-22113, upgrade Spring Cloud Netflix Zuul to version 2.2.7.RELEASE or later.

What applications are affected by CVE-2021-22113?

CVE-2021-22113 affects applications using Spring Cloud Netflix Zuul versions 2.2.6.RELEASE and below.

What is the exploit method for CVE-2021-22113?

CVE-2021-22113 can be exploited by bypassing the 'Sensitive Headers' restriction through specially constructed URLs.

Does CVE-2021-22113 impact Spring Security?

CVE-2021-22113 can impact applications that use Spring Security's StrictHttpFirewall when implemented with vulnerable versions of Zuul.

Vulnerability/
CVE-2021-22113

medium

5.3

CWE

863

23/2/2021

3/8/2024

CVE-2021-22113

First published: Tue Feb 23 2021(Updated: )

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.

Credit: security@vmware.com

Affected Software	Affected Version	How to fix
Vmware Spring Cloud Netflix Zuul	<=2.2.6

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Reference Links

https://tanzu.vmware.com/security/cve-2021-22113

Frequently Asked Questions

What is the severity of CVE-2021-22113?
CVE-2021-22113 is classified as a high-severity vulnerability.
How do I fix CVE-2021-22113?
To fix CVE-2021-22113, upgrade Spring Cloud Netflix Zuul to version 2.2.7.RELEASE or later.
What applications are affected by CVE-2021-22113?
CVE-2021-22113 affects applications using Spring Cloud Netflix Zuul versions 2.2.6.RELEASE and below.
What is the exploit method for CVE-2021-22113?
CVE-2021-22113 can be exploited by bypassing the 'Sensitive Headers' restriction through specially constructed URLs.
Does CVE-2021-22113 impact Spring Security?
CVE-2021-22113 can impact applications that use Spring Security's StrictHttpFirewall when implemented with vulnerable versions of Zuul.

collector/nvd-index
agent/softwarecombine
agent/type
collector/mitre-cve
source/MITRE
agent/weakness
agent/last-modified-date
agent/references
agent/severity
agent/author
agent/description
agent/event
agent/first-publish-date
agent/tags
agent/source
vendor/vmware
canonical/vmware spring cloud netflix zuul
version/vmware spring cloud netflix zuul/2.2.6

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Frequently Asked Questions

What is the severity of CVE-2021-22113?
CVE-2021-22113 is classified as a high-severity vulnerability.
How do I fix CVE-2021-22113?
To fix CVE-2021-22113, upgrade Spring Cloud Netflix Zuul to version 2.2.7.RELEASE or later.
What applications are affected by CVE-2021-22113?
CVE-2021-22113 affects applications using Spring Cloud Netflix Zuul versions 2.2.6.RELEASE and below.
What is the exploit method for CVE-2021-22113?
CVE-2021-22113 can be exploited by bypassing the 'Sensitive Headers' restriction through specially constructed URLs.
Does CVE-2021-22113 impact Spring Security?
CVE-2021-22113 can impact applications that use Spring Security's StrictHttpFirewall when implemented with vulnerable versions of Zuul.