What is CVE-2017-7342?

CVE-2017-7342 is a critical-severity vulnerability in Fortinet Fortiportal, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2019-03-25.

How severe is CVE-2017-7342?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2017-7342 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Fortinet Fortiportal

CVE-2017-7342

A weak password recovery process vulnerability in Fortinet FortiPortal versions 4.0.0 and below allows an attacker to execute unauthorized code or commands via a hidden Close button

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2019-03-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.012 (68.2th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 68.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Fortinet Fortiportal
Fortinet, Inc. Fortinet Fortiportal — versions FortiPortal versions 4.0.0 and below

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

vulsio/go-cve-dictionary

References

fortiguard.com/psirt/FG-IR-17-114 (Third Party Advisory)

Frequently asked questions

What is CVE-2017-7342?: CVE-2017-7342 is a critical-severity vulnerability in Fortinet Fortiportal, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2019-03-25.
How severe is CVE-2017-7342?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2017-7342 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.