CVE-2021-23055
NGINX Ingress Controller (NGINX Inc) vulnerability analysis and mitigation

Overview

The vulnerability (CVE-2021-23055) affects F5 NGINX Ingress Controller versions 1.x before 1.12.2 and 2.x before 2.0.2. The issue involves command line restrictions that control snippet use within the NGINX Ingress Controller (CERT-FR).

Technical details

The vulnerability is related to the command line restriction mechanism that controls snippet usage in NGINX Ingress Controller. It affects both version 1.x (prior to 1.12.2) and version 2.x (prior to 2.0.2) of the software. The issue could potentially lead to security policy bypasses and data confidentiality breaches (CERT-FR).

Impact

The vulnerability can result in a bypass of security policies and potential compromise of data confidentiality. This could allow attackers to access sensitive information or circumvent intended security controls (CERT-FR).

Mitigation and workarounds

The vulnerability has been patched in NGINX Ingress Controller versions 1.12.2 (for 1.x series) and 2.0.2 (for 2.x series). Users are advised to upgrade to these or later versions to address the security issue (CERT-FR).

Additional resources


SourceThis report was generated using AI

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CVE ID

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Score

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Component name

CISA KEV exploit

Has fix

Published date

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NoYesNov 06, 2024

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