CVE-2021-22053

Description

Applications using both `spring-cloud-netflix-hystrix-dashboard` and `spring-boot-starter-thymeleaf` expose a way to execute code submitted within the request URI path during the resolution of view templates. When a request is made at `/hystrix/monitor;[user-provided data]`, the path elements following `hystrix/monitor` are being evaluated as SpringEL expressions, which can lead to code execution.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 88.67% Top 5%
Vendor Advisory vmware.com
Affected: n/a Spring Cloud Netflix
Published at:
Updated at:

References

Link Tags
https://tanzu.vmware.com/security/cve-2021-22053 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-22053?
CVE-2021-22053 has been scored as a high severity vulnerability.
How to fix CVE-2021-22053?
To fix CVE-2021-22053, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-22053 being actively exploited in the wild?
It is possible that CVE-2021-22053 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~89% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-22053?
CVE-2021-22053 affects n/a Spring Cloud Netflix.
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