CVE-2023-33302

Published Mar 31, 2025 CVSS 3.1 · 4.5 Medium EPSS < 1% KEV · Not listed

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.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Fortinet

FortiNDR

unaffected

Version	Status	Constraints
`7.2.0`	affected	—
`7.1.0`	affected	—
`7.0.0`	affected	≤ 7.0.6
`1.5.0`	affected	≤ 1.5.3
`1.4.0`	affected	—
`1.3.0`	affected	≤ 1.3.1
`1.2.0`	affected	—
`1.1.0`	affected	—

Fortinet

FortiMail

unaffected

Version	Status	Constraints
`6.4.0`	affected	≤ 6.4.4
`6.2.0`	affected	≤ 6.2.6
`6.0.0`	affected	≤ 6.0.10
`5.4.0`	affected	≤ 5.4.12
`5.3.12`	affected	≤ 5.3.13
`5.3.0`	affected	≤ 5.3.10
`5.2.0`	affected	≤ 5.2.10
`5.1.0`	affected	≤ 5.1.7
`5.0.0`	affected	≤ 5.0.11

Configuration 1 [-]

OR	cpe:2.3:a:fortinet:fortimail::::::::
	cpe:2.3:a:fortinet:fortimail::::::::
	cpe:2.3:a:fortinet:fortimail::::::::
	cpe:2.3:a:fortinet:fortimail::::::::

Configuration 2 [-]

cpe:2.3:a:fortinet:fortindr:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

Vendor Solution

Please upgrade to FortiMail version 7.0.0 or above Please upgrade to FortiMail version 6.4.5 or above Please upgrade to FortiMail version 6.2.7 or above Please upgrade to FortiMail version 6.0.11 or above Please upgrade to FortiNDR version 7.2.1 or above

Tracking

Advisories

Source	ID	Title
EUVD	EUVD-2023-37465	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.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.379% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

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

History

Jul 23, 2025 4:00 PM First appearance in the feed. Affected versions updated. Affected vendors updated View changes

Type	Values Removed	Values Added
First Time appeared		Fortinet fortindr
CPEs		cpe:2.3:a:fortinet:fortimail:::::::: cpe:2.3:a:fortinet:fortindr::::::::
Vendors & Products		Fortinet fortindr

Mar 31, 2025 4:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Mar 31, 2025 3:00 PM Description updated. First appearance in the feed. Weaknesses updated. Affected versions updated. Affected vendors updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
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.
First Time appeared		Fortinet Fortinet fortimail
Weaknesses		CWE-120
CPEs		cpe:2.3:a:fortinet:fortimail:5.0.0:::::::* cpe:2.3:a:fortinet:fortimail:5.0.10:::::::* cpe:2.3:a:fortinet:fortimail:5.0.11:::::::* cpe:2.3:a:fortinet:fortimail:5.0.1:::::::* cpe:2.3:a:fortinet:fortimail:5.0.2:::::::* cpe:2.3:a:fortinet:fortimail:5.0.3:::::::* cpe:2.3:a:fortinet:fortimail:5.0.4:::::::* cpe:2.3:a:fortinet:fortimail:5.0.5:::::::* cpe:2.3:a:fortinet:fortimail:5.0.6:::::::* cpe:2.3:a:fortinet:fortimail:5.0.7:::::::* cpe:2.3:a:fortinet:fortimail:5.0.8:::::::* cpe:2.3:a:fortinet:fortimail:5.0.9:::::::* cpe:2.3:a:fortinet:fortimail:5.1.0:::::::* cpe:2.3:a:fortinet:fortimail:5.1.1:::::::* cpe:2.3:a:fortinet:fortimail:5.1.2:::::::* cpe:2.3:a:fortinet:fortimail:5.1.3:::::::* cpe:2.3:a:fortinet:fortimail:5.1.4:::::::* cpe:2.3:a:fortinet:fortimail:5.1.5:::::::* cpe:2.3:a:fortinet:fortimail:5.1.6:::::::* cpe:2.3:a:fortinet:fortimail:5.1.7:::::::* cpe:2.3:a:fortinet:fortimail:5.2.0:::::::* cpe:2.3:a:fortinet:fortimail:5.2.10:::::::* cpe:2.3:a:fortinet:fortimail:5.2.1:::::::* cpe:2.3:a:fortinet:fortimail:5.2.2:::::::* cpe:2.3:a:fortinet:fortimail:5.2.3:::::::* cpe:2.3:a:fortinet:fortimail:5.2.4:::::::* cpe:2.3:a:fortinet:fortimail:5.2.5:::::::* cpe:2.3:a:fortinet:fortimail:5.2.6:::::::* cpe:2.3:a:fortinet:fortimail:5.2.7:::::::* cpe:2.3:a:fortinet:fortimail:5.2.8:::::::* cpe:2.3:a:fortinet:fortimail:5.2.9:::::::* cpe:2.3:a:fortinet:fortimail:5.3.0:::::::* cpe:2.3:a:fortinet:fortimail:5.3.10:::::::* cpe:2.3:a:fortinet:fortimail:5.3.12:::::::* cpe:2.3:a:fortinet:fortimail:5.3.13:::::::* cpe:2.3:a:fortinet:fortimail:5.3.1:::::::* cpe:2.3:a:fortinet:fortimail:5.3.2:::::::* cpe:2.3:a:fortinet:fortimail:5.3.3:::::::* cpe:2.3:a:fortinet:fortimail:5.3.4:::::::* cpe:2.3:a:fortinet:fortimail:5.3.5:::::::* cpe:2.3:a:fortinet:fortimail:5.3.6:::::::* cpe:2.3:a:fortinet:fortimail:5.3.7:::::::* cpe:2.3:a:fortinet:fortimail:5.3.8:::::::* cpe:2.3:a:fortinet:fortimail:5.3.9:::::::* cpe:2.3:a:fortinet:fortimail:5.4.0:::::::* cpe:2.3:a:fortinet:fortimail:5.4.10:::::::* cpe:2.3:a:fortinet:fortimail:5.4.11:::::::* cpe:2.3:a:fortinet:fortimail:5.4.12:::::::* cpe:2.3:a:fortinet:fortimail:5.4.1:::::::* cpe:2.3:a:fortinet:fortimail:5.4.2:::::::* cpe:2.3:a:fortinet:fortimail:5.4.3:::::::* cpe:2.3:a:fortinet:fortimail:5.4.4:::::::* cpe:2.3:a:fortinet:fortimail:5.4.5:::::::* cpe:2.3:a:fortinet:fortimail:5.4.6:::::::* cpe:2.3:a:fortinet:fortimail:5.4.7:::::::* cpe:2.3:a:fortinet:fortimail:5.4.8:::::::* cpe:2.3:a:fortinet:fortimail:5.4.9:::::::* cpe:2.3:a:fortinet:fortimail:6.0.0:::::::* cpe:2.3:a:fortinet:fortimail:6.0.10:::::::* cpe:2.3:a:fortinet:fortimail:6.0.1:::::::* cpe:2.3:a:fortinet:fortimail:6.0.2:::::::* cpe:2.3:a:fortinet:fortimail:6.0.3:::::::* cpe:2.3:a:fortinet:fortimail:6.0.4:::::::* cpe:2.3:a:fortinet:fortimail:6.0.5:::::::* cpe:2.3:a:fortinet:fortimail:6.0.6:::::::* cpe:2.3:a:fortinet:fortimail:6.0.7:::::::* cpe:2.3:a:fortinet:fortimail:6.0.8:::::::* cpe:2.3:a:fortinet:fortimail:6.0.9:::::::* cpe:2.3:a:fortinet:fortimail:6.2.0:::::::* cpe:2.3:a:fortinet:fortimail:6.2.1:::::::* cpe:2.3:a:fortinet:fortimail:6.2.2:::::::* cpe:2.3:a:fortinet:fortimail:6.2.3:::::::* cpe:2.3:a:fortinet:fortimail:6.2.4:::::::* cpe:2.3:a:fortinet:fortimail:6.2.5:::::::* cpe:2.3:a:fortinet:fortimail:6.2.6:::::::* cpe:2.3:a:fortinet:fortimail:6.4.0:::::::* cpe:2.3:a:fortinet:fortimail:6.4.1:::::::* cpe:2.3:a:fortinet:fortimail:6.4.2:::::::* cpe:2.3:a:fortinet:fortimail:6.4.3:::::::* cpe:2.3:a:fortinet:fortimail:6.4.4:::::::*
Vendors & Products		Fortinet Fortinet fortimail
References		https://fortiguard.fortinet.com/psirt/FG-IR-21-023
Metrics		cvssV3_1 `{'score': 4.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:U/RC:C'}`