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CVE-2024-38821

CRITICALCVSS 9.1/10EPSS 1.71%

Last modified

CVE-2024-38821 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. Spring WebFlux applications that have Spring Security authorization rules on static resources can be bypassed under certain circumstances. For this to impact an application, all of the following must be true: * It must be a WebFlux application * It must be using Spring's static resources support * It must have a non-permitAll authorization rule applied to the static resources support. EPSS estimates a 1.71% chance of exploitation in the next 30 days.

Description

Spring WebFlux applications that have Spring Security authorization rules on static resources can be bypassed under certain circumstances. For this to impact an application, all of the following must be true: * It must be a WebFlux application * It must be using Spring's static resources support * It must have a non-permitAll authorization rule applied to the static resources support

Metrics

CVSS 3.1
9.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS Probability
1.71%

74.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2024-38821?
Spring WebFlux applications that have Spring Security authorization rules on static resources can be bypassed under certain circumstances. For this to impact an application, all of the following must be true: * It must be a WebFlux application * It must be using Spring's static resources support * It must have a non-permitAll authorization rule applied to the static resources support
How severe is CVE-2024-38821?
CVE-2024-38821 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 1.71% probability of exploitation in the next 30 days.
How do I fix CVE-2024-38821?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-38821?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST