CVE-2023-36640

Summary

CVECVE-2023-36640
StatePUBLISHED
Assignerfortinet
Source PriorityCVE Program / NVD first with legacy fallback
Published2024-05-14 17:15:16 UTC
Updated2026-06-12 15:16:23 UTC
DescriptionA use of externally-controlled format string vulnerability in Fortinet FortiOS 7.4.0, FortiOS 7.2.0 through 7.2.5, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiOS 6.0.0 through 6.0.16, FortiPAM 1.1.0, FortiPAM 1.0 all versions, FortiProxy 7.2.0 through 7.2.5, FortiProxy 7.0.0 through 7.0.11, FortiProxy 2.0 all versions, FortiProxy 1.2 all versions, FortiProxy 1.1 all versions, FortiProxy 1.0 all versions allows attacker to execute unauthorized code or commands via specially crafted commands

Risk And Classification

Primary CVSS: v3.1 6.7 MEDIUM from [email protected]

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

EPSS: 0.002760000 probability, percentile 0.191890000 (date 2026-06-18)

Problem Types: CWE-134 | CWE-134 Execute unauthorized code or commands


VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary6.7MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
3.1[email protected]Secondary6.7MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
3.1CNACVSS6.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Fortinet Fortios 7.2.0 All All All
Operating System Fortinet Fortios All All All All
Operating System Fortinet Fortios All All All All
Operating System Fortinet Fortios All All All All
Operating System Fortinet Fortios All All All All
Operating System Fortinet Fortipam All All All All
Application Fortinet Fortiproxy All All All All
Application Fortinet Fortiproxy All All All All
Application Fortinet Fortiproxy All All All All
Application Fortinet Fortiproxy All All All All
Application Fortinet Fortiproxy All All All All
Application Fortinet Fortiproxy All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Fortinet FortiPAM affected 1.0.0 1.0.3 semver Not specified
CNA Fortinet FortiProxy affected 7.2.0 7.2.4 semver Not specified
CNA Fortinet FortiProxy affected 7.0.0 7.0.10 semver Not specified
CNA Fortinet FortiProxy affected 2.0.0 2.0.14 semver Not specified
CNA Fortinet FortiProxy affected 1.2.0 1.2.13 semver Not specified
CNA Fortinet FortiProxy affected 1.1.0 1.1.6 semver Not specified
CNA Fortinet FortiProxy affected 1.0.0 1.0.7 semver Not specified
CNA Fortinet FortiOS affected 7.2.0 Not specified
CNA Fortinet FortiOS affected 7.0.0 7.0.12 semver Not specified
CNA Fortinet FortiOS affected 6.4.0 6.4.14 semver Not specified
CNA Fortinet FortiOS affected 6.2.0 6.2.17 semver Not specified
CNA Fortinet FortiOS affected 6.0.0 6.0.16 semver Not specified
ADP Fortinet Fortiproxy affected 7.2.0 7.2.5 custom Not specified
ADP Fortinet Fortiproxy affected 7.0.0 7.0.11 custom Not specified
ADP Fortinet Fortiproxy affected 1.0.0 2.* custom Not specified
ADP Fortinet Fortiswitchmanager affected 7.0.0 7.0.2 custom Not specified
ADP Fortinet Fortiswitchmanager affected 7.2.0 7.2.2 custom Not specified
ADP Fortinet Fortios affected 7.4.0 Not specified
ADP Fortinet Fortios affected 7.2.0 7.2.5 custom Not specified
ADP Fortinet Fortios affected 7.0.0 Not specified
ADP Fortinet Fortios affected 6.4.0 Not specified
ADP Fortinet Fortios affected 6.2.0 Not specified
ADP Fortinet Fortios affected 6.0.0 6.0.16 custom Not specified
ADP Fortinet Fortipam affected 1.0.0 1.1.* custom Not specified

References

ReferenceSourceLinkTags
fortiguard.com/psirt/FG-IR-23-137 af854a3a-2127-422b-91ae-364da2661108 fortiguard.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Additional Advisory Data

Solutions

CNA: Upgrade to FortiSwitchManager version 7.2.3 or above Upgrade to FortiSwitchManager version 7.0.3 or above Fortinet remediated this issue in FortiSASE version 22.4 and hence customers do not need to perform any action. Upgrade to FortiOS version 7.4.1 or above Upgrade to FortiOS version 7.2.6 or above Upgrade to FortiPAM version 1.1.1 or above Upgrade to FortiProxy version 7.2.6 or above Upgrade to FortiProxy version 7.0.12 or above

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