What is CVE-2022-23438?

CVE-2022-23438 is a medium-severity vulnerability in Fortinet Fortios, classified under Cross-site Scripting. CVSS score: 4.7/10. Published 2022-07-18.

How severe is CVE-2022-23438?

Medium severity. CVSS v3 base score is 4.7 out of 10.

XSS in Fortinet Fortios

CVE-2022-23438

An improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79] vulnerability in FortiOS version 7.0.5 and prior and 6.4.9 and prior may allow an unauthenticated remote attacker to perform a reflected cross site scripting (XSS) attack in the captive portal authentication replacement page.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (47.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Fortinet Fortios — versions FortiOS 7.0.5, 7.0.4, 7.0.3, 7.0.2, 7.0.1, 7.0.0, 6.4.9, 6.4.8, 6.4.7, 6.4.6, 6.4.5, 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0
Fortinet Fortios

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

psirt@fortinet.com (x_refsource_CONFIRM, Broken Link, Vendor Advisory)

Frequently asked questions

What is CVE-2022-23438?: CVE-2022-23438 is a medium-severity vulnerability in Fortinet Fortios, classified under Cross-site Scripting. CVSS score: 4.7/10. Published 2022-07-18.
How severe is CVE-2022-23438?: Medium severity. CVSS v3 base score is 4.7 out of 10.