What is CVE-2023-33308?

CVE-2023-33308 is a critical-severity vulnerability in Fortinet Fortios, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2023-07-26.

How severe is CVE-2023-33308?

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

Buffer overflow in Fortinet Fortios

CVE-2023-33308

A stack-based overflow vulnerability [CWE-124] in Fortinet FortiOS version 7.0.0 through 7.0.10 and 7.2.0 through 7.2.3 and FortiProxy version 7.0.0 through 7.0.9 and 7.2.0 through 7.2.2 allows a remote unauthenticated attacker to execute…

Vulnerability class: Buffer Overflow

EPSS: 0.076 (92.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:X/RC:C.

Affected products

Fortinet Fortios — versions 7.2.0, 7.0.0
Fortinet Fortiproxy — versions 7.2.0, 7.0.0

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

https://fortiguard.com/psirt/FG-IR-23-183

Frequently asked questions

What is CVE-2023-33308?: CVE-2023-33308 is a critical-severity vulnerability in Fortinet Fortios, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2023-07-26.
How severe is CVE-2023-33308?: Critical severity. CVSS v3 base score is 9.8 out of 10.