CVE-2024-23322

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

Envoy is a high-performance edge/middle/service proxy. Envoy will crash when certain timeouts happen within the same interval. The crash occurs when the following are true: 1. hedge_on_per_try_timeout is enabled, 2. per_try_idle_timeout is enabled (it can only be done in configuration), 3. per-try-timeout is enabled, either through headers or configuration and its value is equal, or within the backoff interval of the per_try_idle_timeout. This issue has been addressed in released 1.29.1, 1.28.1, 1.27.3, and 1.26.7. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-416

Affected software

Vendor	Product	Versions
envoyproxy	envoy	>= 1.29.0, < 1.29.1; >= 1.28.0, < 1.28.1; >= 1.27.0, < 1.27.3; < 1.26.7

References

https://github.com/envoyproxy/envoy/commit/843f9e6a123ed47ce139b421c14e7126f2ac685ePatch, Vendor Advisory
https://github.com/envoyproxy/envoy/security/advisories/GHSA-6p83-mfmh-qv38Vendor Advisory
https://github.com/envoyproxy/envoy/commit/843f9e6a123ed47ce139b421c14e7126f2ac685ePatch, Vendor Advisory
https://github.com/envoyproxy/envoy/security/advisories/GHSA-6p83-mfmh-qv38Vendor Advisory

Timeline

Published: Feb 9, 2024
Last modified: Jun 17, 2026
NVD status: Modified

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