by Kastro
Paper/Archive/CVE-2024-38821

CVE-2024-38821

Spring Spring — Authorization Bypass of Static Resources in WebFlux Applications

EPSS 2%CVSS 9.1
critical.is priorityof 100
43
CVSS 9.1 (CNA)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 77.8.778 × 2015.6No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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

Affected

ProductAffectedFixed inSource
Spring5.7.x – < 5.7.135.7.13CNA
Spring5.8.x – < 5.8.155.8.15CNA
Spring6.0.x – < 6.0.136.0.13CNA
Spring6.1.x – < 6.1.116.1.11CNA
Spring6.2.x – < 6.2.76.2.7CNA
Spring6.3.x – < 6.3.46.3.4CNA
webflux5.7.x – < 5.7.135.7.13CISA-ADP
webflux5.8x – < 5.8.155.8.15CISA-ADP
webflux6.0x – < 6.0.136.0.13CISA-ADP
webflux6.1x – < 6.1.116.1.11CISA-ADP
webflux6.2x – < 6.2.76.2.7CISA-ADP
webflux6.3x – < 6.3.46.3.4CISA-ADP

Scores by source

vmware (CNA)9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refspring.io/security/cve-2024-38821refsecurity.netapp.com/advisory/ntap-20250124-0006