What is CVE-2021-36170?

CVE-2021-36170 is a low-severity vulnerability in Fortinet Fortianalyzer, classified under Insufficiently Protected Credentials. CVSS score: 3.2/10. Published 2021-10-06.

How severe is CVE-2021-36170?

Low severity. CVSS v3 base score is 3.2 out of 10.

Vulnerability in Fortinet Fortianalyzer

CVE-2021-36170

An information disclosure vulnerability [CWE-200] in FortiAnalyzerVM and FortiManagerVM versions 7.0.0 and 6.4.6 and below may allow an authenticated attacker to read the FortiCloud credentials which were used to activate the trial license in cleartext.

Published 2021-10-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.2 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (11.7th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 12th percentile — 11.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Fortinet Fortianalyzer
Fortinet Fortimanager
Fortinet Fortimanager, Fortianalyzer — versions FortiManager 7.0.0, 6.4.6; FortiAnalyzer 7.0.0, 6.4.6

Weakness classification (CWE)

CWE-522 — Insufficiently Protected Credentials

References

fortiguard.com/advisory/FG-IR-21-112 (Vendor Advisory)

Frequently asked questions

What is CVE-2021-36170?: CVE-2021-36170 is a low-severity vulnerability in Fortinet Fortianalyzer, classified under Insufficiently Protected Credentials. CVSS score: 3.2/10. Published 2021-10-06.
How severe is CVE-2021-36170?: Low severity. CVSS v3 base score is 3.2 out of 10.