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Vulnerability record · CVE-2016-8493 · published 26 June 2017

CVE-2016-8493: Fortinet forticlient permissions and access controls vulnerability

Fortinet · Forticlient

In FortiClientWindows 5.4.1 and 5.4.2, an attacker may escalate privilege via a FortiClientNamedPipe vulnerability.

8.8 CVSS 3.0 High EPSS 1.8% · top 22.1% CWE-264 · Permissions and access controls
8.8CVSS 3.0 base score, v2 9.0
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

In FortiClientWindows 5.4.1 and 5.4.2, an attacker may escalate privilege via a FortiClientNamedPipe vulnerability.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/101682 Third Party AdvisoryVDB Entry
https://fortiguard.com/psirt/FG-IR-16-095 Vendor Advisory
http://www.securityfocus.com/bid/101682 Third Party AdvisoryVDB Entry
https://fortiguard.com/psirt/FG-IR-16-095 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2019-17658Fortinet forticlient unquoted search path vulnerabilityAn unquoted service path vulnerability in the FortiClient FortiTray component of FortiClientWindows v6.2.2 and prior allow an attacker to gain elevat…EPSS 2.2%8.8CVE-2024-36513Fortinet forticlient vulnerabilityA privilege context switching error vulnerability [CWE-270] in FortiClient Windows version 7.2.4 and below, version 7.0.12 and below, 6.4 all version…EPSS 0.22%8.8CVE-2023-45590Fortinet forticlient code injection vulnerabilityAn improper control of generation of code ('code injection') in Fortinet FortiClientLinux version 7.2.0, 7.0.6 through 7.0.10 and 7.0.3 through 7.0.4…EPSS 1.5%8.8CVE-2021-44169Fortinet forticlient vulnerabilityA improper initialization in Fortinet FortiClient (Windows) version 6.0.10 and below, version 6.2.9 and below, version 6.4.7 and below, version 7.0.3…EPSS 0.38%8.8CVE-2017-14184Fortinet forticlient information exposure vulnerabilityAn Information Disclosure vulnerability in Fortinet FortiClient for Windows 5.6.0 and below versions, FortiClient for Mac OSX 5.6.0 and below version…EPSS 2.1%8.4CVE-2024-52968Fortinet forticlient improper authentication vulnerabilityAn improper authentication in Fortinet FortiClientMac 7.0.11 through 7.2.4 allows attacker to gain improper access to MacOS via empty password.EPSS 0.24%8.1CVE-2026-70465Fortinet forticlient classic buffer overflow vulnerabilityA buffer copy without checking size of input ('classic buffer overflow') vulnerability in Fortinet FortiClientWindows 7.4.0 through 7.4.3, FortiClien…EPSS 0.52%8.1CVE-2024-31489Fortinet forticlient improper certificate validation vulnerabilityAAn improper certificate validation vulnerability [CWE-295] in FortiClientWindows 7.2.0 through 7.2.2, 7.0.0 through 7.0.11, FortiClientLinux 7.2.0, …EPSS 0.37%

Source: NIST National Vulnerability Database (record CVE-2016-8493), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.