#VU80880 Security features bypass in Spring Security


Published: 2023-09-19

Vulnerability identifier: #VU80880

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-34034

CWE-ID: CWE-254

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Spring Security
Server applications / Frameworks for developing and running applications

Vendor:

Description

The vulnerability allows a remote attacker to bypass security restrictions.

The vulnerability exists due to the usage of "**" as a pattern in Spring Security configuration for WebFlux creates a mismatch in pattern matching between Spring Security and Spring WebFlux. A remote unauthenticated attacker can trigger the vulnerability to bypass security restrictions.

Mitigation
Install updates from vendor's website.

Vulnerable software versions


External links
http://spring.io/security/cve-2023-34034
http://security.netapp.com/advisory/ntap-20230814-0008/


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.


Latest bulletins with this vulnerability