CVE-2023-34034

Description

Using "**" as a pattern in Spring Security configuration for WebFlux creates a mismatch in pattern matching between Spring Security and Spring WebFlux, and the potential for a security bypass.

Category

9.1
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 39.34% Top 5%
Vendor Advisory spring.io
Affected: n/a Spring Security
Published at:
Updated at:

References

Link Tags
https://spring.io/security/cve-2023-34034 vendor advisory
https://security.netapp.com/advisory/ntap-20230814-0008/

Frequently Asked Questions

What is the severity of CVE-2023-34034?
CVE-2023-34034 has been scored as a critical severity vulnerability.
How to fix CVE-2023-34034?
To fix CVE-2023-34034, 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-2023-34034 being actively exploited in the wild?
It is possible that CVE-2023-34034 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~39% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-34034?
CVE-2023-34034 affects n/a Spring Security.
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