Vulnerability in Fortinet Fortiisolator
CVE-2024-33507
An insufficient session expiration vulnerability [CWE-613] and an incorrect authorization vulnerability [CWE-863] in FortiIsolator 2.4.0 through 2.4.4, 2.3 all versions, 2.2.0, 2.1 all versions, 2.0 all versions authentication mechanism may allow remote unauthenticated attacker to deauthenticate logged in admins via crafted cookie and remote authenticated read-only attacker to gain write privilege via crafted cookie.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (30.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- Fortinet Fortiisolator — versions 2.4.0, 2.3.0
Weakness classification (CWE)
References
- fortiguard.fortinet.com/psirt/FG-IR-24-062 (Vendor Advisory)
Frequently asked questions
- What is CVE-2024-33507?
- CVE-2024-33507 is a high-severity vulnerability in Fortinet Fortiisolator, classified under Insufficient Session Expiration. CVSS score: 7.4/10. Published 2025-10-14.
- How severe is CVE-2024-33507?
- High severity. CVSS v3 base score is 7.4 out of 10.