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Vulnerability DatabaseCVE-2023-4977

CVE-2023-4977: 
PHP vulnerability analysis and mitigation

Overview

A code injection vulnerability was discovered in LibreNMS versions prior to 23.9.0, identified as CVE-2023-4977. The vulnerability was found in the search pages functionality of the application (NVD, CVE).

Technical details

The vulnerability has been assigned a CVSS v3.1 base score of 5.4 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N. The issue is classified as a Code Injection vulnerability (CWE-94). The vulnerability affects the search functionality in LibreNMS, specifically in the IPv4 search pages (NVD).

Impact

The vulnerability could allow an attacker to perform code injection attacks, potentially leading to unauthorized access to sensitive information and system compromise. The CVSS scoring indicates that the vulnerability has low confidentiality and integrity impact, with no impact on availability (NVD).

Mitigation and workarounds

The vulnerability has been fixed in LibreNMS version 23.9.0. Users are advised to upgrade to this version or later. The fix involves proper input sanitization in the search pages functionality (Github Patch).

Additional resources

Source: This report was generated using AI

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