CVE-2023-4527

CVSS 3.1 Score 6.5 of 10 (medium)

Details

Published Sep 18, 2023
Updated: Dec 28, 2023
CWE ID 125
CWE ID 121

Summary

CVE-2023-4527 is a vulnerability that affects multiple products, including glibc. The flaw occurs when the getaddrinfo function is called with the AF_UNSPEC address family and the system is configured with no-aaaa mode via /etc/resolv.conf. This vulnerability allows a DNS response larger than 2048 bytes to potentially disclose stack contents through the function returned address data, leading to a possible crash. Organizations can remediate this vulnerability by updating their affected products with the latest security patches. The potential danger this vulnerability poses to organizations is categorized as medium severity, with a base score of 6.5 out of 10. It has a low confidentiality impact but high availability impact, making it important for organizations to address this vulnerability promptly to ensure the integrity and availability of their systems.

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