What is CVE-2023-29182?

CVE-2023-29182 is a medium-severity vulnerability in Fortinet Fortios, classified under Stack-based Buffer Overflow. CVSS score: 6.4/10. Published 2023-08-17.

How severe is CVE-2023-29182?

Medium severity. CVSS v3 base score is 6.4 out of 10.

Buffer overflow in Fortinet Fortios

CVE-2023-29182

A stack-based buffer overflow vulnerability [CWE-121] in Fortinet FortiOS before 7.0.3 allows a privileged attacker to execute arbitrary code via specially crafted CLI commands, provided the attacker were able to evade FortiOS stack protections.

Vulnerability class: Buffer Overflow

Published 2023-08-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (19.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 19.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Fortinet Fortios — versions 7.0.0, 6.4.0, 6.2.0

Weakness classification (CWE)

References

fortiguard.com/psirt/FG-IR-23-149 (Vendor Advisory)

Frequently asked questions

What is CVE-2023-29182?: CVE-2023-29182 is a medium-severity vulnerability in Fortinet Fortios, classified under Stack-based Buffer Overflow. CVSS score: 6.4/10. Published 2023-08-17.
How severe is CVE-2023-29182?: Medium severity. CVSS v3 base score is 6.4 out of 10.