Is CVE-2019-3660 actively exploited?

No active exploitation of CVE-2019-3660 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2019-3660 be exploited remotely?

Yes. CVE-2019-3660 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2019-3660?

CVE-2019-3660 has a CVSS score of 8.8 (HIGH).

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HIGH

CVE-2019-3660

NVD-CWE-noinfoPublished: November 13, 2019· Updated: Jun 17, 2026

8.8

CVSS v3.1

Official Description

Improper Neutralization of HTTP requests in McAfee Advanced Threat Defense (ATD) prior to 4.8 allows remote authenticated attacker to execute commands on the server remotely via carefully constructed HTTP requests.

NVD Source

Technical Analysis

CVE-2019-3660 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.