What is CVE-2021-26116?

CVE-2021-26116 is a medium-severity vulnerability in Fortinet Fortiauthenticator, classified under OS Command Injection. CVSS score: 6.7/10. Published 2022-04-06.

How severe is CVE-2021-26116?

Medium severity. CVSS v3 base score is 6.7 out of 10.

RCE in Fortinet Fortiauthenticator

CVE-2021-26116

An improper neutralization of special elements used in an OS command vulnerability in the command line interpreter of FortiAuthenticator before 6.3.1 may allow an authenticated attacker to execute unauthorized commands via specifically cra…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.006 (44.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Fortinet Fortiauthenticator
Fortinet Fortiauthenticator — versions FortiAuthenticator before 6.3.1

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

psirt@fortinet.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-26116?: CVE-2021-26116 is a medium-severity vulnerability in Fortinet Fortiauthenticator, classified under OS Command Injection. CVSS score: 6.7/10. Published 2022-04-06.
How severe is CVE-2021-26116?: Medium severity. CVSS v3 base score is 6.7 out of 10.