CVE-2021-42331 - OpenCVE

The “Study Edit” function of ShinHer StudyOnline System does not perform permission control. After logging in with user’s privilege, remote attackers can access and edit other users’ tutorial schedule by crafting URL parameters.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact None

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

Vendors & Products
CPE Configurations

Vendors	Products
Xinheinformation	Xinhe Teaching Platform System

Configuration 1 [-]

cpe:2.3:a:xinheinformation:xinhe_teaching_platform_system:v2021:*:*:*:*:*:*:*

References

Link	Resource
https://www.twcert.org.tw/tw/cp-132-5201-dc534-1.html	Third Party Advisory

History

No history.

MITRE Information

Status: PUBLISHED

Assigner: twcert

Published: 2021-10-15T00:00:00

Updated: 2021-10-15T12:10:32

Reserved: 2021-10-12T00:00:00

Link: CVE-2021-42331

JSON object: View

NVD Information

Status : Analyzed

Published: 2021-10-15T12:15:07.707

Modified: 2022-08-12T16:29:34.903

Link: CVE-2021-42331

JSON object: View

Redhat Information

No data.

CWE

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:xinheinformation:xinhe_teaching_platform_system:v2021:*:*:*:*:*:*:*", "matchCriteriaId": "0E91C6E5-D003-4CF6-BE92-C7A9722FE749", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "The \u201cStudy Edit\u201d function of ShinHer StudyOnline System does not perform permission control. After logging in with user\u2019s privilege, remote attackers can access and edit other users\u2019 tutorial schedule by crafting URL parameters."}, {"lang": "es", "value": "La funci\u00f3n \"Study Editor\" de ShinHer StudyOnline System no lleva a cabo un control de permisos. Despu\u00e9s de iniciar la sesi\u00f3n con privilegios de usuario, unos atacantes remotos pueden acceder y editar el programa de tutoriales de otros usuarios al dise\u00f1ar par\u00e1metros de URL"}], "id": "CVE-2021-42331", "lastModified": "2022-08-12T16:29:34.903", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 5.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.5, "source": "twcert@cert.org.tw", "type": "Primary"}]}, "published": "2021-10-15T12:15:07.707", "references": [{"source": "twcert@cert.org.tw", "tags": ["Third Party Advisory"], "url": "https://www.twcert.org.tw/tw/cp-132-5201-dc534-1.html"}], "sourceIdentifier": "twcert@cert.org.tw", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-285"}], "source": "twcert@cert.org.tw", "type": "Secondary"}]}