CVE-2023-33302
A buffer copy without checking size of input ('classic buffer overflow') in Fortinet FortiMail webmail and administrative interface version 6.4.0 through 6.4.4 and before 6.2.6 and FortiNDR administrative interface version 7.2.0 and before 7.1.0 allows an authenticated attacker with regular webmail access to trigger a buffer overflow and to possibly execute unauthorized code or commands via specifically crafted HTTP requests.
Key facts
- CVSS score
- 4.7 (v3.1)
- Severity
- MEDIUM
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L- Weakness (CWE)
- CWE-120
- EPSS score
- 0.4% (29th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2023-37465)
- Published
- March 31, 2025
- NVD last modified
- June 17, 2026
- Status
- Analyzed
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2023-37465 in the EU Vulnerability Database. Last updated in EUVD on March 31, 2025.
View on the EU Vulnerability DatabaseAffected products
- fortinet / fortimail
- fortinet / fortindr
Certified products that may be affected
3 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.
- FortiMail 6.0 - Fortinet, Inc. - FIPS 140 3380 - historical
- FortiMail-2000E/3000E - Fortinet, Inc. - FIPS 140 3363 - historical
- Fortinet FortiMail 6.0 - Fortinet, Inc. - Common Criteria CCEVS-VR-10899-2019 - archived
References
- https://fortiguard.fortinet.com/psirt/FG-IR-21-023(Vendor Advisory)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
Query CVEs from your AI assistant
The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.
Add the CVE brain