CVE-2023-5679

CVSS 3.1 Score 7.5 of 10 (high)

Details

Published Feb 13, 2024
Updated: Apr 26, 2024

Summary

CVE-2023-5679 is a newly disclosed vulnerability that can lead to `named` crashing with an assertion failure during recursive resolution in BIND 9 versions 9.16.12 through 9.19.19, as well as 9.16.12-S1 through 9.18.21-S1. This vulnerability arises from a poorly coordinated interaction between DNS64 and serve-stale features. By exploiting this issue, an attacker may potentially cause instability in DNS servers, leading to service disruption. It is crucial for affected organizations to upgrade their BIND 9 versions to the latest patches as soon as possible to mitigate this risk.

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