Cyber Resilience

CVE-2021-43076

Medium

Published: 06 September 2022

Published
06 September 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
EPSS Score 0.0014 34.0th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-43076 is a medium-severity Improper Privilege Management (CWE-269) vulnerability in Fortinet Fortiadc. Its CVSS base score is 6.3 (Medium).

Operationally, ranked at the 34.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An improper privilege management vulnerability [CWE-269] in FortiADC versions 6.2.1 and below, 6.1.5 and below, 6.0.4 and below, 5.4.5 and below and 5.3.7 and below may allow a remote authenticated attacker with restricted user profile to modify the system files…

more

using the shell access.

CWE(s)

Related Threats

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

Affected Assets

fortinet
fortiadc
6.2.0, 6.2.1 · 5.3.0 — 5.3.7 · 5.4.0 — 5.4.5 · 6.0.0 — 6.0.4

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-269

Policy addresses roles, responsibilities, and privilege management to prevent improper privilege assignments.

addresses: CWE-269

Access supervision ensures privileges are assigned and managed without improper escalation or retention.

addresses: CWE-269

Assigning group/role memberships and access authorizations (privileges) while reviewing accounts addresses improper privilege management.

addresses: CWE-269

Enforces proper privilege management by requiring all decisions through the verified reference monitor.

addresses: CWE-269

By mandating division of duties across roles, the control enforces proper privilege management and prevents a single entity from controlling an entire sensitive process.

addresses: CWE-269

Implements core proper privilege management by restricting to only required rights.

addresses: CWE-269

Policy requires training on privilege management and least privilege, making it harder to exploit improper privilege management weaknesses.

addresses: CWE-269

Training covers proper privilege management practices, making incorrect privilege assignments less likely.

References