Cyber Resilience

CVE-2021-43066

High

Published: 11 May 2022

Published
11 May 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.4 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H
EPSS Score 0.0006 18.3th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-43066 is a high-severity Exposure of Resource to Wrong Sphere (CWE-668) vulnerability in Fortinet Forticlient. Its CVSS base score is 8.4 (High).

Operationally, ranked at the 18.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A external control of file name or path in Fortinet FortiClientWindows version 7.0.2 and below, version 6.4.6 and below, version 6.2.9 and below, version 6.0.10 and below allows attacker to escalate privilege via the MSI installer.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

fortinet
forticlient
6.0.0 — 6.4.7 · 7.0.0 — 7.0.3

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-668

Controls whether organization resources are exposed to external system spheres by permitting or prohibiting their use.

addresses: CWE-668

The control ensures information is not released into a security sphere where the recipient lacks matching access authorizations.

addresses: CWE-668

The control ensures information resources are not exposed to the incorrect (public) sphere through review and authorization.

addresses: CWE-668

Protects against data mining that would expose resources to unauthorized spheres by enforcing detection and controls.

addresses: CWE-668

Restricts information flows to ensure resources are not exposed to incorrect or unauthorized spheres.

addresses: CWE-668

Controlling internal connections prevents exposure of resources to unintended internal spheres.

addresses: CWE-668

Knowing exact processing and storage locations helps avoid exposure of resources to incorrect spheres.

addresses: CWE-668

The control prevents exposure of the media resource to the wrong security sphere.

References