Remote code execution in Spring for Apache Kafka

1) Deserialization of Untrusted Data

EUVDB-ID: #VU79928

Risk: Medium

CVSSv4.0: 8.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2023-34040

CWE-ID: CWE-502 - Deserialization of Untrusted Data

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data. A remote attacker can pass specially crafted data to the application and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system under certain conditions.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Spring for Apache Kafka: 2.6.0 - 3.0.9

CPE2.3

• cpe:2.3:a:spring:spring_for_apache_kafka:2.6.13:*:*:*:*:*:*:*
• cpe:2.3:a:spring:spring_for_apache_kafka:2.7.14:*:*:*:*:*:*:*
• cpe:2.3:a:spring:spring_for_apache_kafka:2.8.11:*:*:*:*:*:*:*
• cpe:2.3:a:spring:spring_for_apache_kafka:2.9.10:*:*:*:*:*:*:*
• cpe:2.3:a:spring:spring_for_apache_kafka:3.0.9:*:*:*:*:*:*:*

External links

https://spring.io/security/cve-2023-34040

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.