Cyber Resilience

CVE-2021-42754

Low

Published: 02 November 2021

Published
02 November 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 3.2 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N
EPSS Score 0.0024 47.9th percentile
Risk Priority 7 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-42754 is a low-severity Code Injection (CWE-94) vulnerability in Fortinet Forticlient. Its CVSS base score is 3.2 (Low).

Operationally, ranked at the 47.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An improper control of generation of code vulnerability [CWE-94] in FortiClientMacOS versions 7.0.0 and below and 6.4.5 and below may allow an authenticated attacker to hijack the MacOS camera without the user permission via the malicious dylib file.

CWE(s)

Related Threats

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

Affected Assets

fortinet
forticlient
7.0.0 · 6.4.0 — 6.4.5

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-94

Makes persistent code injection into loaded programs impossible when the executable image itself resides on hardware-protected read-only media.

addresses: CWE-94

Dynamically generated code can be produced and executed inside the isolated chamber, preventing host compromise from code-injection payloads.

addresses: CWE-94

Validates inputs used in dynamic code generation to block injected directives.

addresses: CWE-94

Directly prevents execution of attacker-supplied code written into data memory regions.

References