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Moderate severityNVD Advisory· Published Mar 18, 2024· Updated Aug 2, 2024

Cilium has possible unencrypted traffic between nodes when using IPsec and L7 policies

CVE-2024-28249

Description

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Prior to versions 1.13.13, 1.14.8, and 1.15.2, in Cilium clusters with IPsec enabled and traffic matching Layer 7 policies, IPsec-eligible traffic between a node's Envoy proxy and pods on other nodes is sent unencrypted and IPsec-eligible traffic between a node's DNS proxy and pods on other nodes is sent unencrypted. This issue has been resolved in Cilium 1.15.2, 1.14.8, and 1.13.13. There is no known workaround for this issue.

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Affected packages

Versions sourced from the GitHub Security Advisory.

PackageAffected versionsPatched versions
github.com/cilium/ciliumGo
< 1.13.131.13.13
github.com/cilium/ciliumGo
>= 1.14.0, < 1.14.81.14.8
github.com/cilium/ciliumGo
>= 1.15.0, < 1.15.21.15.2

Affected products

63

Patches

Vulnerability mechanics

References

6

News mentions

0

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