CVE-2021-20836

Out-of-bounds read vulnerability in CX-Supervisor v4.0.0.13 and v4.0.0.16 allows an attacker with administrative privileges to cause information disclosure and/or arbitrary code execution by opening a specially crafted SCS project files.

CVSS v3 6.5 MEDIUM
CVSS v2.0 6.0 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.6 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 6.8 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://jvn.jp/en/vu/JVNVU90041391/index.html	Release Notes Third Party Advisory
https://www.myomron.com/index.php?action=kb&article=1692	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:omron:cx-supervisor:4.0.0.13:::::::*
	cpe:2.3:a:omron:cx-supervisor:4.0.0.16:::::::*

History

No history.

Information

Published : 2021-10-19 03:15

Updated : 2021-10-22 17:02

NVD link : CVE-2021-20836

Mitre link : CVE-2021-20836

CVE.ORG link : CVE-2021-20836

JSON object : View

Products Affected

omron

cx-supervisor

CWE

CWE-125

Out-of-bounds Read

{"id": "CVE-2021-20836", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:S/C:P/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 6.8, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.6}]}, "published": "2021-10-19T03:15:06.887", "references": [{"url": "https://jvn.jp/en/vu/JVNVU90041391/index.html", "tags": ["Release Notes", "Third Party Advisory"], "source": "vultures@jpcert.or.jp"}, {"url": "https://www.myomron.com/index.php?action=kb&article=1692", "tags": ["Patch", "Vendor Advisory"], "source": "vultures@jpcert.or.jp"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "Out-of-bounds read vulnerability in CX-Supervisor v4.0.0.13 and v4.0.0.16 allows an attacker with administrative privileges to cause information disclosure and/or arbitrary code execution by opening a specially crafted SCS project files."}, {"lang": "es", "value": "Una vulnerabilidad de lectura fuera de l\u00edmites en CX-Supervisor versiones v4.0.0.13 y v4.0.0.16, permite a un atacante con privilegios administrativos causar una divulgaci\u00f3n de informaci\u00f3n y/o la ejecuci\u00f3n de c\u00f3digo arbitrario al abrir un archivo de proyecto SCS especialmente dise\u00f1ado"}], "lastModified": "2021-10-22T17:02:14.547", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:omron:cx-supervisor:4.0.0.13:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "475F2663-8F90-4532-9C3F-3B37FDC96811"}, {"criteria": "cpe:2.3:a:omron:cx-supervisor:4.0.0.16:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "482A7868-077A-4E8F-AB9A-D8864FC55C12"}], "operator": "OR"}]}], "sourceIdentifier": "vultures@jpcert.or.jp"}