Vulnerability in Fortinet Fortios
CVE-2023-33305
A loop with unreachable exit condition ('infinite loop') in Fortinet FortiOS version 7.2.0 through 7.2.4, FortiOS version 7.0.0 through 7.0.10, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiOS 6.0 all versions, FortiProxy version 7.2.0 through 7.2.3, FortiProxy version 7.0.0 through 7.0.9, FortiProxy 2.0 all versions, FortiProxy 1.2 all versions, FortiProxy 1.1 all versions, FortiProxy 1.0 all versions, FortiWeb version 7.2.0 through 7.2.1, FortiWeb version 7.0.0 through 7.0.6, FortiWeb 6.4 all versions, FortiWeb 6.3 all versions allows attacker to perform a denial of service via specially crafted HTTP requests.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.008 (55.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Fortinet Fortios — versions 7.2.0, 7.0.0, 6.4.0
- Fortinet Fortiproxy — versions 7.2.0, 7.0.0, 2.0.0
- Fortinet Fortiweb — versions 6.4.0, 6.3.0, 7.0.0
Weakness classification (CWE)
References
- fortiguard.com/psirt/FG-IR-22-375 (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-33305?
- CVE-2023-33305 is a medium-severity vulnerability in Fortinet Fortios, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 4.9/10. Published 2023-06-13.
- How severe is CVE-2023-33305?
- Medium severity. CVSS v3 base score is 4.9 out of 10.