Inefficient CPU Computation Affecting ecs-service-connect-agent package, versions <0:v1.27.3.0-1.amzn2023


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.06% (26th percentile)

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  • Snyk IDSNYK-AMZN2023-ECSSERVICECONNECTAGENT-6393749
  • published6 Mar 2024
  • disclosed9 Feb 2024

Introduced: 9 Feb 2024

CVE-2024-23323  (opens in a new tab)
CWE-1176  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 ecs-service-connect-agent to version 0:v1.27.3.0-1.amzn2023 or higher.
This issue was patched in ALAS2023-2024-543.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ecs-service-connect-agent package and not the ecs-service-connect-agent package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

Envoy is a high-performance edge/middle/service proxy. The regex expression is compiled for every request and can result in high CPU usage and increased request latency when multiple routes are configured with such matchers. 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.

CVSS Scores

version 3.1