CVE-2018-6667 McAfee Web Gateway - Authentication Bypass vulnerability

CriticalCVSS 9.8 EPSS 3.5%

Published: 2018-06-26 20:00
Updated: 2026-06-17 05:02
Exploit status: No public exploit known

Description

Authentication Bypass vulnerability in the administrative user interface in McAfee Web Gateway 7.8.1.0 through 7.8.1.5 allows remote attackers to execute arbitrary code via Java management extensions (JMX).

Affected products

Product	Affected versions	Fixed in
mcafee web gateway	>= 7.8.1.0, <= 7.8.1.5	No fix listed
mcafee web gateway	>= 7.8.1.0	No fix listed
mcafee web gateway	<= 7.8.1.5	No fix listed

References

104564 vdb-entry
1041129 vdb-entry
kc.mcafee.com

CVSS v3.0

9.8 Critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

All scores (4)

v3.0 9.8 · nvd@nist.gov
v3.0 10.0 · trellix
v3.0 10.0 · trellixpsirt@trellix.com
v2.0 7.5 · nvd@nist.gov

Weakness & likelihood

EPSS (exploitation probability, 30 days): 3.52% (percentile 89.4)
CWE: CWE-287

Public exploit references

Metadata only. CVERadar never hosts or runs exploit code.

No public exploit references known.