CVE-2023-42784

An improper handling of syntactically invalid structure in Fortinet FortiWeb at least verions 7.4.0 through 7.4.6 and 7.2.0 through 7.2.10 and 7.0.0 through 7.0.10 allows attacker to execute unauthorized code or commands via HTTP/S crafted requests.

CVSS v3 5.6 MEDIUM

5.6^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://fortiguard.fortinet.com/psirt/FG-IR-23-115	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:*

History

22 Jul 2025, 21:22

Type	Values Removed	Values Added
First Time		Fortinet fortiweb Fortinet
References	~~() https://fortiguard.fortinet.com/psirt/FG-IR-23-115 -~~	() https://fortiguard.fortinet.com/psirt/FG-IR-23-115 - Vendor Advisory
Summary		(es) Un manejo inadecuado de una estructura sintácticamente no válida en Fortinet FortiWeb al menos en las versiones 7.4.0 a 7.4.6 y 7.2.0 a 7.2.10 y 7.0.0 a 7.0.10 permite a un atacante ejecutar código o comandos no autorizados a través de solicitudes HTTP/S manipuladas.
CPE		cpe:2.3:a:fortinet:fortiweb::::::::

11 Mar 2025, 15:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-03-11 15:15

Updated : 2025-07-22 21:22

NVD link : CVE-2023-42784

Mitre link : CVE-2023-42784

CVE.ORG link : CVE-2023-42784

JSON object : View

Products Affected

fortinet

fortiweb

CWE

CWE-228

Improper Handling of Syntactically Invalid Structure

{"id": "CVE-2023-42784", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "psirt@fortinet.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.6, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 3.4, "exploitabilityScore": 2.2}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2025-03-11T15:15:40.033", "references": [{"url": "https://fortiguard.fortinet.com/psirt/FG-IR-23-115", "tags": ["Vendor Advisory"], "source": "psirt@fortinet.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "psirt@fortinet.com", "description": [{"lang": "en", "value": "CWE-228"}]}], "descriptions": [{"lang": "en", "value": "An improper handling of syntactically invalid structure in Fortinet FortiWeb at least verions 7.4.0 through 7.4.6 and 7.2.0 through 7.2.10 and 7.0.0 through 7.0.10 allows attacker to execute unauthorized code or commands via HTTP/S crafted requests."}, {"lang": "es", "value": "Un manejo inadecuado de una estructura sint\u00e1cticamente no v\u00e1lida en Fortinet FortiWeb al menos en las versiones 7.4.0 a 7.4.6 y 7.2.0 a 7.2.10 y 7.0.0 a 7.0.10 permite a un atacante ejecutar c\u00f3digo o comandos no autorizados a trav\u00e9s de solicitudes HTTP/S manipuladas."}], "lastModified": "2025-07-22T21:22:27.300", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FE224E36-1AE2-4F66-9B2F-8D1AD7F8A54A", "versionEndExcluding": "7.4.7", "versionStartIncluding": "7.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@fortinet.com"}