CVE-2024-36845

An invalid pointer in the modbus_receive() function of libmodbus v3.1.6 allows attackers to cause a Denial of Service (DoS) via a crafted message sent to the unit-test-server.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://github.com/stephane/libmodbus/issues/750	Exploit Issue Tracking Vendor Advisory
https://github.com/stephane/libmodbus/issues/750	Exploit Issue Tracking Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:libmodbus:libmodbus:3.1.6:*:*:*:*:*:*:*

History

01 May 2025, 13:44

Type	Values Removed	Values Added
References	~~() https://github.com/stephane/libmodbus/issues/750 -~~	() https://github.com/stephane/libmodbus/issues/750 - Exploit, Issue Tracking, Vendor Advisory
First Time		Libmodbus Libmodbus libmodbus
CPE		cpe:2.3:a:libmodbus:libmodbus:3.1.6:::::::*
CWE		NVD-CWE-noinfo

21 Nov 2024, 09:22

Type	Values Removed	Values Added
References	~~() https://github.com/stephane/libmodbus/issues/750 -~~	() https://github.com/stephane/libmodbus/issues/750 -

03 Jul 2024, 02:03

Type	Values Removed	Values Added
CWE		CWE-400
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 4.3

03 Jun 2024, 14:46

Type	Values Removed	Values Added
Summary		(es) Un puntero no válido en la función modbus_receive() de libmodbus v3.1.6 permite a los atacantes provocar una denegación de servicio (DoS) a través de un mensaje manipulado enviado al servidor de prueba unitaria.

31 May 2024, 20:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2024-05-31 20:15

Updated : 2025-05-01 13:44

NVD link : CVE-2024-36845

Mitre link : CVE-2024-36845

CVE.ORG link : CVE-2024-36845

JSON object : View

Products Affected

libmodbus

libmodbus

CWE

NVD-CWE-noinfo CWE-400

Uncontrolled Resource Consumption

{"id": "CVE-2024-36845", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "published": "2024-05-31T20:15:10.463", "references": [{"url": "https://github.com/stephane/libmodbus/issues/750", "tags": ["Exploit", "Issue Tracking", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/stephane/libmodbus/issues/750", "tags": ["Exploit", "Issue Tracking", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-400"}]}], "descriptions": [{"lang": "en", "value": "An invalid pointer in the modbus_receive() function of libmodbus v3.1.6 allows attackers to cause a Denial of Service (DoS) via a crafted message sent to the unit-test-server."}, {"lang": "es", "value": "Un puntero no v\u00e1lido en la funci\u00f3n modbus_receive() de libmodbus v3.1.6 permite a los atacantes provocar una denegaci\u00f3n de servicio (DoS) a trav\u00e9s de un mensaje manipulado enviado al servidor de prueba unitaria."}], "lastModified": "2025-05-01T13:44:15.047", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:libmodbus:libmodbus:3.1.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "43D577F9-CD93-4016-811F-D9497106332F"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}

4.3 /10