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Vulnerability DatabaseCVE-2024-9484

CVE-2024-9484: 
AVG Antivirus vulnerability analysis and mitigation

Overview

A null-pointer-dereference vulnerability exists in the engine module of AVG/Avast Antivirus with signatures prior to 24092400 released on September 24, 2024, affecting MacOS systems. This vulnerability allows a malformed xar file to crash the application during file processing (NVD).

Technical details

The vulnerability is classified as a NULL Pointer Dereference (CWE-476) with a CVSS v3.1 base score of 5.5 (Medium) according to NIST's assessment, and 5.1 (Medium) according to NortonLifeLock. The vulnerability has the following vector string: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H, indicating local access is required, low attack complexity, low privileges required, no user interaction needed, and high availability impact (NVD).

Impact

When exploited, this vulnerability can cause the antivirus application to crash during file processing when encountering malformed xar files, potentially disrupting the system's security services (NVD).

Mitigation and workarounds

Users should update their AVG/Avast Antivirus to version 24092400 or later to address this vulnerability. The fix was released on September 24, 2024 (NVD).

Additional resources

Source: This report was generated using AI

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