CVE-2023-45132

CVSS 3.1 Score 9.8 of 10 (high)

Details

Published Oct 11, 2023
Updated: Oct 18, 2023
CWE ID 693

Summary

CVE-2023-45132 is a critical vulnerability in NAXSI, an open-source web application firewall for NGINX. This vulnerability affects versions 1.3 to 1.6 of NAXSI and can be exploited when a malicious `X-Forwarded-For` IP matches the `IgnoreIP` or `IgnoreCIDR` rules. The issue has been patched in version 1.6, but for older versions, a workaround is to not set any `IgnoreIP` or `IgnoreCIDR`. The potential danger of this vulnerability is high, with a base severity rating of CRITICAL and a CVSS score of 9.8. It poses a threat to the confidentiality and integrity of an organization's data and can be exploited remotely over the network without requiring any privileges or user interaction.

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