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 | <=2.2.6 |
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Reference Links
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.
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- version/vmware spring cloud netflix/2.2.6