Denial of service in Spring Framework via conditional HTTP request

1) Input validation error

EUVDB-ID: #VU96018

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-38809

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input when parsing ETags from "If-Match" or "If-None-Match" request headers. A remote attacker can send a specially crafted HTTP request to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Pivotal Spring Framework: 5.3.0 RC1 - 6.2.0-M6

CPE2.3

• cpe:2.3:a:pivotal:pivotal_spring_framework:5.3.37:*:*:*:*:*:*:*
• cpe:2.3:a:pivotal:pivotal_spring_framework:6.0.23:*:*:*:*:*:*:*
• cpe:2.3:a:pivotal:pivotal_spring_framework:6.1.11:*:*:*:*:*:*:*
• cpe:2.3:a:pivotal:pivotal_spring_framework:6.2.0-M6:*:*:*:*:*:*:*

External links

https://spring.io/security/cve-2024-38809

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.