QID 374349

QID 374349: McAfee Web Gateway Privilege Escalation Vulnerability (KB93377)

McAfee Web Gateway Anti-Malware Engine, part of McAfee Web Protection, is a powerful in-line technology designed to protect against contemporary threats delivered via HTTP and HTTPS channels, taking web exploit detection, zero-day, and targeted threat prevention to the next level.

The Netlogon service allowed a vulnerable Netlogon secure channel connection.

Affected Versions:
McAfee Web Gateway (MWG) 10.0.x, 9.x, 8.x, 7.x

QID Detection Logic :
This QID retrieves McAfee Web Gateway version and checks to see if it's vulnerable.

A successful exploit can lead to escalation of privileges.

  • CVSS V3 rated as Critical - 10 severity.
  • CVSS V2 rated as Critical - 9.3 severity.
  • Solution
    The MWG 8.2.15 and 9.2.6 update releases address this threat. Fixed releases for 10.0.x and 7.8.2.x will follow shortly. Please visit advisory for more details.

    Workaround:
    The vendor has released workarounds.

    CVEs related to QID 374349

    Software Advisories
    Advisory ID Software Component Link
    KB93377 URL Logo kc.mcafee.com/corporate/index?page=content&id=KB93377
    © CVE.report 2026 |

    Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

    CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

    Free CVE JSON API cve.report/api

    CVE.report and Source URL Uptime Status status.cve.report