CVE-2020-7873

Download of code without integrity check vulnerability in ActiveX control of Younglimwon Co., Ltd allows the attacker to cause a arbitrary file download and execution.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36233	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:ksystem:k-system_wellcomm:1.1:::::windows::
	cpe:2.3:a:ksystem:k-system_wellcomm:4.0:::::windows::

History

22 Sep 2021, 13:43

Type	Values Removed	Values Added
References	~~(MISC) https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36233 -~~	(MISC) https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36233 - Third Party Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 7.5 v3 : 9.8
CWE		CWE-494
CPE		cpe:2.3:a:ksystem:k-system_wellcomm:1.1:::::windows:: cpe:2.3:a:ksystem:k-system_wellcomm:4.0:::::windows::

09 Sep 2021, 13:46

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-09-09 13:15

Updated : 2023-12-10 14:09

NVD link : CVE-2020-7873

Mitre link : CVE-2020-7873

CVE.ORG link : CVE-2020-7873

JSON object : View

Products Affected

ksystem

k-system_wellcomm

CWE

CWE-494

Download of Code Without Integrity Check

{"id": "CVE-2020-7873", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"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}, {"type": "Secondary", "source": "vuln@krcert.or.kr", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/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": 2.8}]}, "published": "2021-09-09T13:15:07.437", "references": [{"url": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36233", "tags": ["Third Party Advisory"], "source": "vuln@krcert.or.kr"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-494"}]}, {"type": "Secondary", "source": "vuln@krcert.or.kr", "description": [{"lang": "en", "value": "CWE-494"}]}], "descriptions": [{"lang": "en", "value": "Download of code without integrity check vulnerability in ActiveX control of Younglimwon Co., Ltd allows the attacker to cause a arbitrary file download and execution."}, {"lang": "es", "value": "Una vulnerabilidad de descarga de c\u00f3digo sin comprobaci\u00f3n de integridad en el control ActiveX de Younglimwon Co., Ltd permite al atacante causar una descarga y ejecuci\u00f3n arbitraria de archivos"}], "lastModified": "2021-09-22T13:43:25.603", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ksystem:k-system_wellcomm:1.1:*:*:*:*:windows:*:*", "vulnerable": true, "matchCriteriaId": "7840C298-AC06-4856-886C-F7B0FD223917"}, {"criteria": "cpe:2.3:a:ksystem:k-system_wellcomm:4.0:*:*:*:*:windows:*:*", "vulnerable": true, "matchCriteriaId": "E93D91F6-C2A4-4D51-8E60-212CB306CF3F"}], "operator": "OR"}]}], "sourceIdentifier": "vuln@krcert.or.kr"}