CVE-2021-32746 Explained : Impact and Mitigation

A path traversal vulnerability was discovered in Icinga's

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module between versions 2.3.0 and 2.8.2, allowing unauthorized access to arbitrary files. This CVE has a CVSS base score of 5.3 (Medium severity) and affects Icinga Web 2 users.

Understanding CVE-2021-32746

This section delves into the details of the path traversal vulnerability in Icinga's

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module.

What is CVE-2021-32746?

CVE-2021-32746 highlights a security flaw in Icinga Web 2 versions 2.3.0 to 2.8.2, enabling attackers to access sensitive files by exploiting the

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module.

The Impact of CVE-2021-32746

With a CVSS base score of 5.3, this vulnerability poses a risk of unauthorized access to confidential files, affecting the integrity of systems using Icinga Web 2.

Technical Details of CVE-2021-32746

Explore the technical aspects of the CVE and understand how it impacts systems.

Vulnerability Description

The vulnerability allows attackers to view arbitrary files by leveraging the

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module, compromising the confidentiality of the system.

Affected Systems and Versions

Icinga Web 2 versions 2.3.0 to 2.8.2 are susceptible to this path traversal vulnerability, exposing systems to potential exploitation.

Exploitation Mechanism

By exploiting specific routes within the

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module, threat actors can gain unauthorized access to files readable by the web-server user.

Mitigation and Prevention

Discover the necessary steps to mitigate the risks associated with CVE-2021-32746.

Immediate Steps to Take

Administrators should consider disabling the

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module or revoking access permissions for all users to prevent exploitation of this vulnerability.

Long-Term Security Practices

Implementing robust access controls and regular security assessments can help enhance the resilience of systems against similar exploits.

Patching and Updates

Ensure that systems are updated to the patched versions (2.9.0, 2.8.3, or 2.7.5) released by Icinga to address the path traversal vulnerability.