What’s Vulnerable › Vulnerabilities

CVE-2017-14191

• Severity: medium (CVSS 5.9 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-03-20 · updated 2026-06-17

Description

An Improper Access Control vulnerability in Fortinet FortiWeb 5.6.0 up to but not including 6.1.0 under "Signed Security Mode", allows attacker to bypass the signed user cookie protection by removing the FortiWeb own protection session cookie.

Affected products

• Fortinet FortiWeb: from 5.6.0 before 6.1.0 — fixed in 6.1.0

How to fix

Upgrade to a fixed version: Fortinet FortiWeb 6.1.0. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/103430
• https://fortiguard.com/advisory/FG-IR-17-279
• http://www.securityfocus.com/bid/103430
• https://fortiguard.com/advisory/FG-IR-17-279

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