Cyber Resilience

CVE-2021-32594

Medium

Published: 04 August 2021

Published
04 August 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
EPSS Score 0.0037 59.4th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-32594 is a medium-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Fortinet Fortiportal. Its CVSS base score is 5.4 (Medium).

Operationally, ranked in the top 40.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An unrestricted file upload vulnerability in the web interface of FortiPortal 6.0.0 through 6.0.4, 5.3.0 through 5.3.5, 5.2.0 through 5.2.5, and 4.2.2 and earlier may allow a low-privileged user to potentially tamper with the underlying system's files via the upload…

more

of specifically crafted files.

CWE(s)

Related Threats

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

Affected Assets

fortinet
fortiportal
4.0.0 — 4.0.4 · 4.1.0 — 4.1.2 · 4.2.0 — 4.2.4

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-434

Requiring identifiable owners for portable devices reduces the attack surface for unrestricted uploads of dangerous file types via anonymous media.

addresses: CWE-434

Dangerous file uploads can be detonated in the chamber to determine malice before any production write or execution occurs.

addresses: CWE-434

Prevents unrestricted writing of arbitrary or malicious firmware by keeping hardware write-protect enabled except under tightly controlled manual procedures.

addresses: CWE-434

Scans files from external sources on download/open/execute, blocking unrestricted uploads of dangerous file types.

References