Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Versions 1.15.0 to 1.15.15, 1.16.0 to 1.16.8, and 1.17.0 to 1.17.2, are vulnerable when using Wireguard transparent encryption in a Cilium cluster, packets that originate from a terminating endpoint can leave the source node without encryption due to a race condition in how traffic is processed by Cilium. This issue has been patched in versions 1.15.16, 1.16.9, and 1.17.3. There are no workarounds available for this issue.
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Mon, 21 Apr 2025 16:15:00 +0000
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Description | Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Versions 1.15.0 to 1.15.15, 1.16.0 to 1.16.8, and 1.17.0 to 1.17.2, are vulnerable when using Wireguard transparent encryption in a Cilium cluster, packets that originate from a terminating endpoint can leave the source node without encryption due to a race condition in how traffic is processed by Cilium. This issue has been patched in versions 1.15.16, 1.16.9, and 1.17.3. There are no workarounds available for this issue. | |
Title | Cilium packets from terminating endpoints may not be encrypted in Wireguard-enabled clusters | |
Weaknesses | CWE-319 | |
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cvssV3_1
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Status: PUBLISHED
Assigner: GitHub_M
Published: 2025-04-21T15:34:14.315Z
Updated: 2025-04-21T15:48:55.214Z
Reserved: 2025-04-10T12:51:12.281Z
Link: CVE-2025-32793

Updated: 2025-04-21T15:48:43.348Z

Status : Awaiting Analysis
Published: 2025-04-21T16:15:54.753
Modified: 2025-04-23T14:08:13.383
Link: CVE-2025-32793

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