Improper Authorization Vulnerability in FortiClient for Windows by Fortinet
CVE-2021-36183

7.4HIGH

Key Information:

Vendor

Fortinet
Status
Fortinet Forticlientwindows
Vendor
CVE Published:
2 November 2021

What is CVE-2021-36183?

An improper authorization vulnerability exists in FortiClient for Windows that may enable a local, unprivileged attacker to escalate their privileges to SYSTEM. This vulnerability arises from insufficient access controls on the named pipe responsible for FortiClient updates, potentially allowing exploits that compromise system integrity.

Affected Version(s)

Fortinet FortiClientWindows FortiClientWindows 7.0.1, 7.0.0, 6.4.2, 6.4.1, 6.4.0

References

https://fortiguard.com/advisory/FG-IR-20-079
x_refsource_CONFIRM

CVSS V3.1

Score:
7.4
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.