What is CVE-2021-43064?

CVE-2021-43064 is a medium-severity vulnerability in Fortinet Fortiweb. CVSS score: 4.3/10. Published 2021-12-08.

How severe is CVE-2021-43064?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Fortinet Fortiweb

CVE-2021-43064

A url redirection to untrusted site ('open redirect') in Fortinet FortiWeb version 6.4.1 and 6.4.0, version 6.3.15 and below, version 6.2.6 and below allows attacker to use the device as a proxy and reach external or protected hosts via re…

EPSS: 0.002 (47.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C.

Affected products

Fortinet Fortiweb — versions FortiWeb 6.4.1, 6.4.0, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.1, 6.3.0, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0

References

fortiguard.com/advisory/FG-IR-21-168 (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2021-43064?: CVE-2021-43064 is a medium-severity vulnerability in Fortinet Fortiweb. CVSS score: 4.3/10. Published 2021-12-08.
How severe is CVE-2021-43064?: Medium severity. CVSS v3 base score is 4.3 out of 10.