CVE-2021-42759
Medium
Published: 09 December 2021
Published
09 December 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1
6.7
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.0011
29.6th percentile
Risk Priority
13
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-42759 is a medium-severity OS Command Injection (CWE-78) vulnerability in Fortinet Meru Firmware. Its CVSS base score is 6.7 (Medium).
Operationally, ranked at the 29.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-29717
Vulnerability details
A violation of secure design principles in Fortinet Meru AP version 8.6.1 and below, version 8.5.5 and below allows attacker to execute unauthorized code or commands via crafted cli commands.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
fortinet
meru firmware
8.5.0 — 8.5.5 · 8.6.0 — 8.6.2
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.