Is CVE-2015-8773 actively exploited?

No active exploitation of CVE-2015-8773 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2015-8773 be exploited remotely?

Yes. CVE-2015-8773 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2015-8773?

CVE-2015-8773 has a CVSS score of 7.5 (HIGH).

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HIGH

CVE-2015-8773

CWE-119Published: January 29, 2016· Updated: Jun 17, 2026

7.5

CVSS v3.1

Official Description

Stack-based buffer overflow in McPvDrv.sys 4.6.111.0 in McAfee File Lock 5.x in McAfee Total Protection allows attackers to cause a denial of service (system crash) via a long vault GUID in an ioctl call.

NVD Source

Technical Analysis

CVE-2015-8773 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.