CVE-2020-25843 - Vulnerability Details - OpenCVE

Description

NHIServiSignAdapter fails to verify the length of digital credential files’ path which leads to a heap overflow loophole. Remote attackers can use the leak to execute code without privilege.

Published: 2020-12-31

Score: 8.1 High

EPSS: 2.5% Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

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

Vendor Product Default status Versions

CHANGING Inc.

NHIServiSignAdapter

affected

Version	Status	Constraints
`1.0.20.0218`	affected	—

Configuration 1 [-]

cpe:2.3:a:panorama:nhiservisignadapter:1.0.20.0218:*:*:*:*:windows:*:*

No data.

No data available yet.

Remediation

Vendor Solution

Update to version 1.0.20.1109

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2020-18476	NHIServiSignAdapter fails to verify the length of digital credential files’ path which leads to a heap overflow loophole. Remote attackers can use the leak to execute code without privilege.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.0251.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.twcert.org.tw/tw/cp-132-4271-951cd-1.html

History

No history.

Subscriptions

Panorama Nhiservisignadapter

MITRE

Status: PUBLISHED

Assigner: twcert

Published: 2020-12-31T07:45:46.167Z

Updated: 2024-09-16T18:28:28.082Z

Reserved: 2020-09-23T00:00:00.000Z

Link: CVE-2020-25843

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-12-31T08:15:12.987

Modified: 2024-11-21T05:18:53.200

Link: CVE-2020-25843

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

{"containers": {"cna": {"affected": [{"platforms": ["Windows"], "product": "NHIServiSignAdapter", "vendor": "CHANGING Inc.", "versions": [{"status": "affected", "version": "1.0.20.0218"}]}], "credits": [{"lang": "en", "value": "DEVCORE"}], "datePublic": "2020-12-31T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "NHIServiSignAdapter fails to verify the length of digital credential files\u2019 path which leads to a heap overflow loophole. Remote attackers can use the leak to execute code without privilege."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-122", "description": "CWE-122 Heap-based Buffer Overflow", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-12-31T07:45:46.000Z", "orgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e", "shortName": "twcert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.twcert.org.tw/tw/cp-132-4271-951cd-1.html"}], "solutions": [{"lang": "en", "value": "Update to version 1.0.20.1109"}], "source": {"advisory": "TVN-202012002", "discovery": "EXTERNAL"}, "title": "CHANGING Inc. NHIServiSignAdapter Windows Versions - Heap Overflow", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"AKA": "TWCERT/CC", "ASSIGNER": "cve@cert.org.tw", "DATE_PUBLIC": "2020-12-31T07:14:00.000Z", "ID": "CVE-2020-25843", "STATE": "PUBLIC", "TITLE": "CHANGING Inc. NHIServiSignAdapter Windows Versions - Heap Overflow"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "NHIServiSignAdapter", "version": {"version_data": [{"platform": "Windows", "version_affected": "=", "version_value": "1.0.20.0218"}]}}]}, "vendor_name": "CHANGING Inc."}]}}, "credit": [{"lang": "eng", "value": "DEVCORE"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "NHIServiSignAdapter fails to verify the length of digital credential files\u2019 path which leads to a heap overflow loophole. Remote attackers can use the leak to execute code without privilege."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-122 Heap-based Buffer Overflow"}]}]}, "references": {"reference_data": [{"name": "https://www.twcert.org.tw/tw/cp-132-4271-951cd-1.html", "refsource": "MISC", "url": "https://www.twcert.org.tw/tw/cp-132-4271-951cd-1.html"}]}, "solution": [{"lang": "en", "value": "Update to version 1.0.20.1109"}], "source": {"advisory": "TVN-202012002", "discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T15:40:36.954Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.twcert.org.tw/tw/cp-132-4271-951cd-1.html"}]}]}, "cveMetadata": {"assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e", "assignerShortName": "twcert", "cveId": "CVE-2020-25843", "datePublished": "2020-12-31T07:45:46.167Z", "dateReserved": "2020-09-23T00:00:00.000Z", "dateUpdated": "2024-09-16T18:28:28.082Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:panorama:nhiservisignadapter:1.0.20.0218:*:*:*:*:windows:*:*", "matchCriteriaId": "F5D367FA-80C2-43CF-8021-BC228C092E75", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "NHIServiSignAdapter fails to verify the length of digital credential files\u2019 path which leads to a heap overflow loophole. Remote attackers can use the leak to execute code without privilege."}, {"lang": "es", "value": "NHIServiSignAdapter presenta un fallo al verificar la longitud de la ruta de los archivos de credenciales digitales, conllevando a una laguna de desbordamiento de la pila. Los atacantes remotos pueden usar el filtrado para ejecutar c\u00f3digo sin privilegios."}], "id": "CVE-2020-25843", "lastModified": "2024-11-21T05:18:53.200", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "twcert@cert.org.tw", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-12-31T08:15:12.987", "references": [{"source": "twcert@cert.org.tw", "tags": ["Third Party Advisory"], "url": "https://www.twcert.org.tw/tw/cp-132-4271-951cd-1.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.twcert.org.tw/tw/cp-132-4271-951cd-1.html"}], "sourceIdentifier": "twcert@cert.org.tw", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-122"}], "source": "twcert@cert.org.tw", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}