CVE-2023-43817

A buffer overflow exists in Delta Electronics Delta Industrial Automation DOPSoft version 2 when parsing the wMailContentLen field of a DPS file. An anonymous attacker can exploit this vulnerability by enticing a user to open a specially crafted DPS file to achieve code execution.

CVSS v3 7.8 HIGH
CVSS v2.0 6.8 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://blog.exodusintel.com/2024/01/18/delta-electronics-delta-industrial-automation-dopsoft-dps-file-wmailcontentlen-buffer-overflow-remote-code-execution/	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:deltaww:dopsoft:*:*:*:*:*:*:*:*

History

20 Jan 2024, 18:53

Type	Values Removed	Values Added
First Time		Deltaww dopsoft Deltaww
CPE		cpe:2.3:a:deltaww:dopsoft::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.8
CWE		CWE-120
References	~~() https://blog.exodusintel.com/2024/01/18/delta-electronics-delta-industrial-automation-dopsoft-dps-file-wmailcontentlen-buffer-overflow-remote-code-execution/ -~~	() https://blog.exodusintel.com/2024/01/18/delta-electronics-delta-industrial-automation-dopsoft-dps-file-wmailcontentlen-buffer-overflow-remote-code-execution/ - Third Party Advisory

18 Jan 2024, 22:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2024-01-18 22:15

Updated : 2024-02-28 20:54

NVD link : CVE-2023-43817

Mitre link : CVE-2023-43817

CVE.ORG link : CVE-2023-43817

JSON object : View

Products Affected

deltaww

dopsoft

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

{"id": "CVE-2023-43817", "metrics": {"cvssMetricV2": [{"type": "Secondary", "source": "disclosures@exodusintel.com", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}, {"type": "Secondary", "source": "disclosures@exodusintel.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.6}]}, "published": "2024-01-18T22:15:09.183", "references": [{"url": "https://blog.exodusintel.com/2024/01/18/delta-electronics-delta-industrial-automation-dopsoft-dps-file-wmailcontentlen-buffer-overflow-remote-code-execution/", "tags": ["Third Party Advisory"], "source": "disclosures@exodusintel.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-120"}]}, {"type": "Secondary", "source": "disclosures@exodusintel.com", "description": [{"lang": "en", "value": "CWE-119"}]}], "descriptions": [{"lang": "en", "value": "A buffer overflow exists in Delta Electronics Delta Industrial Automation DOPSoft version 2 when parsing the wMailContentLen field of a DPS file. An anonymous attacker can exploit this vulnerability by enticing a user to open a specially crafted DPS file to achieve code execution.\n\n"}, {"lang": "es", "value": "Existe un desbordamiento de b\u00fafer en Delta Electronics Delta Industrial Automation DOPSoft versi\u00f3n 2 al analizar el campo wMailContentLen de un archivo DPS. Un atacante an\u00f3nimo puede aprovechar esta vulnerabilidad incitando a un usuario a abrir un archivo DPS especialmente manipulado para lograr la ejecuci\u00f3n del c\u00f3digo."}], "lastModified": "2024-01-20T18:53:51.140", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:deltaww:dopsoft:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "95784818-4F78-43E2-85B1-68638C0C6373", "versionEndIncluding": "2.00.07.04", "versionStartIncluding": "2.00.00.00"}], "operator": "OR"}]}], "sourceIdentifier": "disclosures@exodusintel.com"}