CVE-2023-35942

CVSS 3.1 Score 6.5 of 10 (medium)

Details

Published Jul 25, 2023
Updated: Aug 2, 2023
CWE ID 416

Summary

CVE-2023-35942 is a vulnerability in Envoy, an open-source edge and service proxy for cloud-native applications. Versions prior to 1.27.0, 1.26.4, 1.25.9, 1.24.10, and 1.23.12 are affected by this vulnerability. The issue arises when gRPC access loggers using the listener's global scope lead to a "use-after-free" crash during listener drainage. To remediate this vulnerability, it is recommended to either disable gRPC access logs or stop updating the listener. This vulnerability has a medium severity rating with a base score of 6.5 according to the CVSS v3.1 scoring system and can potentially pose a high danger to organizations due to its impact on availability if exploited through the network.

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