Authorization bypass in Spring Security WebFlux applications



| Updated: 2024-10-30
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-38821
CWE-ID CWE-285
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Spring Security
Server applications / Frameworks for developing and running applications

Vendor VMware, Inc

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper Authorization

EUVDB-ID: #VU99267

Risk: Medium

CVSSv4.0: 7.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2024-38821

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to bypass authorization.

The vulnerability exists due to improper implementation of authorization checks when accessing static resources in WebFlux application. A remote non-authenticated attacker can bypass authorization process and gain unauthorized access to the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Spring Security: 5.6.11 - 6.3.3

CPE2.3 External links

http://spring.io/security/cve-2024-38821


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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