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CVE-2024-42487

4.0 · MEDIUM

Cilium is a networking, observability, and security solution with an eBPF-based dataplane.

Published Aug 15, 2024CWE-113EPSS 0.53%

Overview

CVE-2024-42487 is a medium-severity vulnerability. It was published on August 15, 2024 and has a CVSS 3.1 base score of 4.0 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. In the 1.15 branch prior to 1.15.8 and the 1.16 branch prior to 1.16.1, Gateway API HTTPRoutes and GRPCRoutes do not follow the match precedence specified in the Gateway API specification. In particular, request headers are matched before request methods, when the specification describes that the request methods must be respected before headers are matched. This could result in unexpected behaviour with security This issue is fixed in Cilium v1.15.8 and v1.16.1. There is no workaround for this issue.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/cilium/cilium/commit/a3510fe4a92305822aa1a5e08cb6d6c873c8699aGitHubgithub.com/cilium/cilium/pull/34109GitHubgithub.com/cilium/cilium/security/advisories/GHSA-qcm3-7879-xcww

How CyberStrike helps

Frequently asked questions

What is CVE-2024-42487?

CVE-2024-42487 is a medium-severity vulnerability. It was published on August 15, 2024 and has a CVSS 3.1 base score of 4.0 (MEDIUM).

How severe is CVE-2024-42487?

This vulnerability has a CVSS 3.1 base score of 4.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2024-42487?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2024-42487?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-42487 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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