CVE-2020-7257
Trellix Endpoint Security Agent vulnerability analysis and mitigation

Overview

A privilege escalation vulnerability was identified in McAfee Endpoint Security (ENS) for Windows versions prior to 10.7.0 February 2020 Update. The vulnerability, tracked as CVE-2020-7257, was discovered and assigned on January 21, 2020. This security flaw affects McAfee ENS installations on Windows systems (CVE Mitre, NVD).

Technical details

The vulnerability allows local users to manipulate file permissions through symbolic link manipulation during active anti-virus scans. The exploitation is timing-dependent and involves altering the target of symbolic links while an anti-virus scan is in progress (NVD).

Impact

When successfully exploited, this vulnerability enables local users to delete and create files that they would normally not have permission to access, effectively bypassing intended file system permissions (NVD).

Mitigation and workarounds

McAfee has addressed this vulnerability in the February 2020 Update of McAfee Endpoint Security (ENS) version 10.7.0. Users are advised to upgrade to this version or later to mitigate the vulnerability (NVD).

Additional resources


SourceThis report was generated using AI

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