CVE-2020-7846 - Vulnerability Details - OpenCVE

Description

Helpcom before v10.0 contains a file download and execution vulnerability caused by storing hardcoded cryptographic key. It finally leads to a file download and execution via access to crafted web page.

Published: 2021-02-24

Score: 8 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Cnesty

Helpcom

affected

Version	Status	Constraints
`< 10.0`	affected	—

Configuration 1 [-]

cpe:2.3:a:cnesty:helpcom:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2020-28778	Helpcom before v10.0 contains a file download and execution vulnerability caused by storing hardcoded cryptographic key. It finally leads to a file download and execution via access to crafted web page.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00475.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35919

History

No history.

Subscriptions

Cnesty Helpcom

MITRE

Status: PUBLISHED

Assigner: krcert

Published: 2021-02-24T15:46:51.000Z

Updated: 2024-08-04T09:41:01.885Z

Reserved: 2020-01-22T00:00:00.000Z

Link: CVE-2020-7846

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-02-24T16:15:14.443

Modified: 2024-11-21T05:37:54.420

Link: CVE-2020-7846

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

{"containers": {"cna": {"affected": [{"product": "Helpcom", "vendor": "Cnesty", "versions": [{"status": "affected", "version": "< 10.0"}]}], "credits": [{"lang": "en", "value": "Jeongun Baek"}], "descriptions": [{"lang": "en", "value": "Helpcom before v10.0 contains a file download and execution vulnerability caused by storing hardcoded cryptographic key. It finally leads to a file download and execution via access to crafted web page."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-321", "description": "CWE-321 Use of Hard-coded Cryptographic Key", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-02-24T15:46:51.000Z", "orgId": "cdd7a122-0fae-4202-8d86-14efbacc2863", "shortName": "krcert"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35919"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vuln@krcert.or.kr", "ID": "CVE-2020-7846", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Helpcom", "version": {"version_data": [{"version_value": "< 10.0"}]}}]}, "vendor_name": "Cnesty"}]}}, "credit": [{"lang": "eng", "value": "Jeongun Baek"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Helpcom before v10.0 contains a file download and execution vulnerability caused by storing hardcoded cryptographic key. It finally leads to a file download and execution via access to crafted web page."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-321 Use of Hard-coded Cryptographic Key"}]}]}, "references": {"reference_data": [{"name": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35919", "refsource": "CONFIRM", "url": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35919"}]}, "source": {"discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T09:41:01.885Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35919"}]}]}, "cveMetadata": {"assignerOrgId": "cdd7a122-0fae-4202-8d86-14efbacc2863", "assignerShortName": "krcert", "cveId": "CVE-2020-7846", "datePublished": "2021-02-24T15:46:51.000Z", "dateReserved": "2020-01-22T00:00:00.000Z", "dateUpdated": "2024-08-04T09:41:01.885Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:cnesty:helpcom:*:*:*:*:*:*:*:*", "matchCriteriaId": "A008307A-D721-44EC-8B89-AE6757A0CB8D", "versionEndExcluding": "10.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Helpcom before v10.0 contains a file download and execution vulnerability caused by storing hardcoded cryptographic key. It finally leads to a file download and execution via access to crafted web page."}, {"lang": "es", "value": "Helpcom versiones anteriores a v10.0, contiene una vulnerabilidad de descarga y ejecuci\u00f3n de archivos causada por el almacenamiento de una clave criptogr\u00e1fica embebida. Finalmente conlleva a una descarga y ejecuci\u00f3n de un archivo por medio del acceso a una p\u00e1gina web dise\u00f1ada"}], "id": "CVE-2020-7846", "lastModified": "2024-11-21T05:37:54.420", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 5.9, "source": "vuln@krcert.or.kr", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-02-24T16:15:14.443", "references": [{"source": "vuln@krcert.or.kr", "tags": ["Third Party Advisory"], "url": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35919"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35919"}], "sourceIdentifier": "vuln@krcert.or.kr", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-321"}], "source": "vuln@krcert.or.kr", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-798"}], "source": "nvd@nist.gov", "type": "Primary"}]}