CVE-2023-22640

Published May 3, 2023 CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed

Description

A out-of-bounds write vulnerability in Fortinet FortiOS 7.2.0 through 7.2.3, FortiOS 7.0.0 through 7.0.10, FortiOS 6.4.0 through 6.4.11, FortiOS 6.2.0 through 6.2.13, FortiOS 6.0.0 through 6.0.16, FortiProxy 7.2.0 through 7.2.1, FortiProxy 7.0.0 through 7.0.7, FortiProxy 2.0 all versions, FortiProxy 01.02 all versions, FortiProxy 1.2 all versions, FortiProxy 01.01 all versions, FortiProxy 1.1 all versions, FortiProxy 01.00 all versions allows an authenticated attacker to execute unauthorized code or commands via specifically crafted 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

FortiOS

unaffected

Version	Status	Constraints
`7.2.0`	affected	≤ 7.2.3
`7.0.0`	affected	≤ 7.0.10
`6.4.0`	affected	≤ 6.4.11
`6.2.0`	affected	≤ 6.2.13
`6.0.0`	affected	≤ 6.0.16

Fortinet

FortiProxy

unaffected

Version	Status	Constraints
`7.2.0`	affected	≤ 7.2.1
`7.0.0`	affected	≤ 7.0.7
`2.0.0`	affected	≤ 2.0.14
`1.2.1`	affected	≤ 1.2.13
`01.02.00`	affected	—
`1.1.4`	affected	≤ 1.1.6
`01.01.00`	affected	≤ 01.01.03
`01.00.00`	affected	≤ 01.00.07

Configuration 1 [-]

OR	cpe:2.3:a:fortinet:fortiproxy:1.0.0:::::::*
	cpe:2.3:a:fortinet:fortiproxy:1.1.0:::::::*
	cpe:2.3:a:fortinet:fortiproxy:1.2.0:::::::*
	cpe:2.3:a:fortinet:fortiproxy:2.0.0:::::::*
	cpe:2.3:o:fortinet:fortios::::::::
	cpe:2.3:o:fortinet:fortios::::::::
	cpe:2.3:o:fortinet:fortios::::::::
	cpe:2.3:o:fortinet:fortios::::::::
	cpe:2.3:o:fortinet:fortios::::::::

No data.

No data available yet.

Remediation

Vendor Solution

Upgrade to FortiProxy version 7.2.2 or above Upgrade to FortiProxy version 7.0.8 or above Upgrade to FortiOS version 7.4.0 or above Upgrade to FortiOS version 7.2.5 or above Upgrade to FortiOS version 7.2.4 or above Upgrade to FortiOS version 7.0.11 or above Upgrade to FortiOS version 6.4.12 or above Upgrade to FortiOS version 6.2.14 or above Upgrade to FortiOS version 6.0.17 or above

Tracking

Advisories

Source	ID	Title
EUVD	EUVD-2023-26774	A out-of-bounds write in Fortinet FortiOS version 7.2.0 through 7.2.3, FortiOS version 7.0.0 through 7.0.10, FortiOS version 6.4.0 through 6.4.11, FortiOS version 6.2.0 through 6.2.13, FortiOS all versions 6.0, FortiProxy version 7.2.0 through 7.2.1, FortiProxy version 7.0.0 through 7.0.7, FortiProxy all versions 2.0, FortiProxy all versions 1.2, FortiProxy all versions 1.1, FortiProxy all versions 1.0 allows an authenticated attacker to execute unauthorized code or commands via specifically crafted requests.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.890% probability within 30 days)

Exploitation none

Automatable no

Technical Impact total

References

Link	Providers
https://fortiguard.com/psirt/FG-IR-22-475

History

Oct 22, 2026 2:00 PM Description updated. Affected versions updated View changes

Type	Values Removed	Values Added
Description	A out-of-bounds write in Fortinet FortiOS version 7.2.0 through 7.2.3, FortiOS version 7.0.0 through 7.0.10, FortiOS version 6.4.0 through 6.4.11, FortiOS version 6.2.0 through 6.2.13, FortiOS all versions 6.0, FortiProxy version 7.2.0 through 7.2.1, FortiProxy version 7.0.0 through 7.0.7, FortiProxy all versions 2.0, FortiProxy all versions 1.2, FortiProxy all versions 1.1, FortiProxy all versions 1.0 allows an authenticated attacker to execute unauthorized code or commands via specifically crafted requests.	A out-of-bounds write vulnerability in Fortinet FortiOS 7.2.0 through 7.2.3, FortiOS 7.0.0 through 7.0.10, FortiOS 6.4.0 through 6.4.11, FortiOS 6.2.0 through 6.2.13, FortiOS 6.0.0 through 6.0.16, FortiProxy 7.2.0 through 7.2.1, FortiProxy 7.0.0 through 7.0.7, FortiProxy 2.0 all versions, FortiProxy 01.02 all versions, FortiProxy 1.2 all versions, FortiProxy 01.01 all versions, FortiProxy 1.1 all versions, FortiProxy 01.00 all versions allows an authenticated attacker to execute unauthorized code or commands via specifically crafted requests.
CPEs		cpe:2.3:a:fortinet:fortiproxy:01.00.00:::::::* cpe:2.3:a:fortinet:fortiproxy:01.00.01:::::::* cpe:2.3:a:fortinet:fortiproxy:01.00.02:::::::* cpe:2.3:a:fortinet:fortiproxy:01.00.03:::::::* cpe:2.3:a:fortinet:fortiproxy:01.00.04:::::::* cpe:2.3:a:fortinet:fortiproxy:01.00.05:::::::* cpe:2.3:a:fortinet:fortiproxy:01.00.06:::::::* cpe:2.3:a:fortinet:fortiproxy:01.00.07:::::::* cpe:2.3:a:fortinet:fortiproxy:01.01.00:::::::* cpe:2.3:a:fortinet:fortiproxy:01.01.01:::::::* cpe:2.3:a:fortinet:fortiproxy:01.01.02:::::::* cpe:2.3:a:fortinet:fortiproxy:01.01.03:::::::* cpe:2.3:a:fortinet:fortiproxy:01.02.00:::::::* cpe:2.3:a:fortinet:fortiproxy:1.1.4:::::::* cpe:2.3:a:fortinet:fortiproxy:1.1.5:::::::* cpe:2.3:a:fortinet:fortiproxy:1.1.6:::::::* cpe:2.3:a:fortinet:fortiproxy:1.2.10:::::::* cpe:2.3:a:fortinet:fortiproxy:1.2.11:::::::* cpe:2.3:a:fortinet:fortiproxy:1.2.12:::::::* cpe:2.3:a:fortinet:fortiproxy:1.2.13:::::::* cpe:2.3:a:fortinet:fortiproxy:1.2.1:::::::* cpe:2.3:a:fortinet:fortiproxy:1.2.2:::::::* cpe:2.3:a:fortinet:fortiproxy:1.2.3:::::::* cpe:2.3:a:fortinet:fortiproxy:1.2.4:::::::* cpe:2.3:a:fortinet:fortiproxy:1.2.5:::::::* cpe:2.3:a:fortinet:fortiproxy:1.2.6:::::::* cpe:2.3:a:fortinet:fortiproxy:1.2.7:::::::* cpe:2.3:a:fortinet:fortiproxy:1.2.8:::::::* cpe:2.3:a:fortinet:fortiproxy:1.2.9:::::::* cpe:2.3:a:fortinet:fortiproxy:2.0.10:::::::* cpe:2.3:a:fortinet:fortiproxy:2.0.11:::::::* cpe:2.3:a:fortinet:fortiproxy:2.0.12:::::::* cpe:2.3:a:fortinet:fortiproxy:2.0.13:::::::* cpe:2.3:a:fortinet:fortiproxy:2.0.14:::::::* cpe:2.3:a:fortinet:fortiproxy:2.0.1:::::::* cpe:2.3:a:fortinet:fortiproxy:2.0.2:::::::* cpe:2.3:a:fortinet:fortiproxy:2.0.3:::::::* cpe:2.3:a:fortinet:fortiproxy:2.0.4:::::::* cpe:2.3:a:fortinet:fortiproxy:2.0.5:::::::* cpe:2.3:a:fortinet:fortiproxy:2.0.6:::::::* cpe:2.3:a:fortinet:fortiproxy:2.0.7:::::::* cpe:2.3:a:fortinet:fortiproxy:2.0.8:::::::* cpe:2.3:a:fortinet:fortiproxy:2.0.9:::::::* cpe:2.3:a:fortinet:fortiproxy:7.0.0:::::::* cpe:2.3:a:fortinet:fortiproxy:7.0.1:::::::* cpe:2.3:a:fortinet:fortiproxy:7.0.2:::::::* cpe:2.3:a:fortinet:fortiproxy:7.0.3:::::::* cpe:2.3:a:fortinet:fortiproxy:7.0.4:::::::* cpe:2.3:a:fortinet:fortiproxy:7.0.5:::::::* cpe:2.3:a:fortinet:fortiproxy:7.0.6:::::::* cpe:2.3:a:fortinet:fortiproxy:7.0.7:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.0:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.1:::::::* cpe:2.3:o:fortinet:fortios:6.0.0:::::::* cpe:2.3:o:fortinet:fortios:6.0.10:::::::* cpe:2.3:o:fortinet:fortios:6.0.11:::::::* cpe:2.3:o:fortinet:fortios:6.0.12:::::::* cpe:2.3:o:fortinet:fortios:6.0.13:::::::* cpe:2.3:o:fortinet:fortios:6.0.14:::::::* cpe:2.3:o:fortinet:fortios:6.0.15:::::::* cpe:2.3:o:fortinet:fortios:6.0.16:::::::* cpe:2.3:o:fortinet:fortios:6.0.1:::::::* cpe:2.3:o:fortinet:fortios:6.0.2:::::::* cpe:2.3:o:fortinet:fortios:6.0.3:::::::* cpe:2.3:o:fortinet:fortios:6.0.4:::::::* cpe:2.3:o:fortinet:fortios:6.0.5:::::::* cpe:2.3:o:fortinet:fortios:6.0.6:::::::* cpe:2.3:o:fortinet:fortios:6.0.7:::::::* cpe:2.3:o:fortinet:fortios:6.0.8:::::::* cpe:2.3:o:fortinet:fortios:6.0.9:::::::* cpe:2.3:o:fortinet:fortios:6.2.0:::::::* cpe:2.3:o:fortinet:fortios:6.2.10:::::::* cpe:2.3:o:fortinet:fortios:6.2.11:::::::* cpe:2.3:o:fortinet:fortios:6.2.12:::::::* cpe:2.3:o:fortinet:fortios:6.2.13:::::::* cpe:2.3:o:fortinet:fortios:6.2.1:::::::* cpe:2.3:o:fortinet:fortios:6.2.2:::::::* cpe:2.3:o:fortinet:fortios:6.2.3:::::::* cpe:2.3:o:fortinet:fortios:6.2.4:::::::* cpe:2.3:o:fortinet:fortios:6.2.5:::::::* cpe:2.3:o:fortinet:fortios:6.2.6:::::::* cpe:2.3:o:fortinet:fortios:6.2.7:::::::* cpe:2.3:o:fortinet:fortios:6.2.8:::::::* cpe:2.3:o:fortinet:fortios:6.2.9:::::::* cpe:2.3:o:fortinet:fortios:6.4.0:::::::* cpe:2.3:o:fortinet:fortios:6.4.10:::::::* cpe:2.3:o:fortinet:fortios:6.4.11:::::::* cpe:2.3:o:fortinet:fortios:6.4.1:::::::* cpe:2.3:o:fortinet:fortios:6.4.2:::::::* cpe:2.3:o:fortinet:fortios:6.4.3:::::::* cpe:2.3:o:fortinet:fortios:6.4.4:::::::* cpe:2.3:o:fortinet:fortios:6.4.5:::::::* cpe:2.3:o:fortinet:fortios:6.4.6:::::::* cpe:2.3:o:fortinet:fortios:6.4.7:::::::* cpe:2.3:o:fortinet:fortios:6.4.8:::::::* cpe:2.3:o:fortinet:fortios:6.4.9:::::::* cpe:2.3:o:fortinet:fortios:7.0.0:::::::* cpe:2.3:o:fortinet:fortios:7.0.10:::::::* cpe:2.3:o:fortinet:fortios:7.0.1:::::::* cpe:2.3:o:fortinet:fortios:7.0.2:::::::* cpe:2.3:o:fortinet:fortios:7.0.3:::::::* cpe:2.3:o:fortinet:fortios:7.0.4:::::::* cpe:2.3:o:fortinet:fortios:7.0.5:::::::* cpe:2.3:o:fortinet:fortios:7.0.6:::::::* cpe:2.3:o:fortinet:fortios:7.0.7:::::::* cpe:2.3:o:fortinet:fortios:7.0.8:::::::* cpe:2.3:o:fortinet:fortios:7.0.9:::::::* cpe:2.3:o:fortinet:fortios:7.2.0:::::::* cpe:2.3:o:fortinet:fortios:7.2.1:::::::* cpe:2.3:o:fortinet:fortios:7.2.2:::::::* cpe:2.3:o:fortinet:fortios:7.2.3:::::::*