CVE-2023-33302: fortindr Buffer Overflow — Fix

Description

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.

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CVSS v3.1 Score

4.7

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

Weakness Type (CWE)

CWE-120 CWE-120

Affected Products

Vendor	Product	Versions
fortinet	fortimail	5.4.0 — 5.4.12
fortinet	fortimail	6.0.0 — 6.0.11
fortinet	fortimail	6.2.0 — 6.2.7
fortinet	fortimail	6.4.0 — 6.4.5
fortinet	fortindr	1.1.0 — 7.2.1

References

Advisories & Patches

https://fortiguard.fortinet.com/psirt/FG-IR-21-023

Frequently Asked Questions

What is 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. It has a CVSS v3.1 base score of 4.7 (MEDIUM).

How severe is CVE-2023-33302? +

CVE-2023-33302 has a CVSS v3.1 score of 4.7 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2023-33302? +

CVE-2023-33302 affects products from fortinet, specifically: fortimail, fortindr. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-33302? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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