Is CVE-2024-23323 actively exploited?

CVE-2024-23323 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2024-23323?

CVE-2024-23323 has a CVSS score of 4.3 (MEDIUM severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L.

How do I patch CVE-2024-23323?

Patch guidance is available from envoyproxy security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2024-23323.

CVE-2024-23323 - remediation guidance & executive summary

Q: Which products are affected by CVE-2024-23323?

4 products: envoyproxy envoy, envoyproxy envoy, envoyproxy envoy, envoyproxy envoy.

Description

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 Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Attack Vector: network
Complexity: low
Privileges: none
User Action: required
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: low
Weaknesses: CWE-400 CWE-1176 CWE-400

Metadata

Primary Vendor: ENVOYPROXY
Published: 2/9/2024
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

envoyproxy : envoyenvoyproxy : envoyenvoyproxy : envoyenvoyproxy : envoy

Remediation Guidance

Executive Summary

Cite this page

CVE-2024-23323. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2024-23323

View on NIST NVD

CVE-2024-23323 vulnerability