CVE-2020-25844 - Vulnerability Details - OpenCVE

Description

The digest generation function of NHIServiSignAdapter has not been verified for parameter’s length, which leads to a stack 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

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

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-2020-18477	The digest generation function of NHIServiSignAdapter has not been verified for parameter’s length, which leads to a stack 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-132-4272-23ba4-1.html

History

No history.

Subscriptions

Panorama Nhiservisignadapter

MITRE

Status: PUBLISHED

Assigner: twcert

Published: 2020-12-31T07:45:46.812Z

Updated: 2024-09-16T16:53:50.623Z

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

Link: CVE-2020-25844

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-12-31T08:15:13.237

Modified: 2024-11-21T05:18:53.353

Link: CVE-2020-25844

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": "DEVORE"}], "datePublic": "2020-12-31T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "The digest generation function of NHIServiSignAdapter has not been verified for parameter\u2019s length, which leads to a stack 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-121", "description": "CWE-121 Stack-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-132-4272-23ba4-1.html"}], "solutions": [{"lang": "en", "value": "Update to version 1.0.20.1109"}], "source": {"advisory": "TVN-202012003", "discovery": "EXTERNAL"}, "title": "CHANGING Inc. NHIServiSignAdapter Windows Versions - Stack Overflow", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"AKA": "TWCERT/CC", "ASSIGNER": "cve@cert.org.tw", "DATE_PUBLIC": "2020-12-31T07:18:00.000Z", "ID": "CVE-2020-25844", "STATE": "PUBLIC", "TITLE": "CHANGING Inc. NHIServiSignAdapter Windows Versions - Stack 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": "DEVORE"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The digest generation function of NHIServiSignAdapter has not been verified for parameter\u2019s length, which leads to a stack 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-121 Stack-based Buffer Overflow"}]}]}, "references": {"reference_data": [{"name": "https://www.twcert.org.tw/tw/cp-132-4272-23ba4-1.html", "refsource": "MISC", "url": "https://www.twcert.org.tw/tw/cp-132-4272-23ba4-1.html"}]}, "solution": [{"lang": "en", "value": "Update to version 1.0.20.1109"}], "source": {"advisory": "TVN-202012003", "discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T15:40:36.977Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.twcert.org.tw/tw/cp-132-4272-23ba4-1.html"}]}]}, "cveMetadata": {"assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e", "assignerShortName": "twcert", "cveId": "CVE-2020-25844", "datePublished": "2020-12-31T07:45:46.812Z", "dateReserved": "2020-09-23T00:00:00.000Z", "dateUpdated": "2024-09-16T16:53:50.623Z", "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": "The digest generation function of NHIServiSignAdapter has not been verified for parameter\u2019s length, which leads to a stack overflow loophole. Remote attackers can use the leak to execute code without privilege."}, {"lang": "es", "value": "La funci\u00f3n digest generation de NHIServiSignAdapter no ha sido verificada para la longitud del par\u00e1metro, conllevando a una laguna de desbordamiento de pila. Los atacantes remotos pueden usar el filtrado para ejecutar c\u00f3digo sin privilegios."}], "id": "CVE-2020-25844", "lastModified": "2024-11-21T05:18:53.353", "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": "2020-12-31T08:15:13.237", "references": [{"source": "twcert@cert.org.tw", "tags": ["Third Party Advisory"], "url": "https://www.twcert.org.tw/tw/cp-132-4272-23ba4-1.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.twcert.org.tw/tw/cp-132-4272-23ba4-1.html"}], "sourceIdentifier": "twcert@cert.org.tw", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}], "source": "twcert@cert.org.tw", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}