CVE-2020-12026

View on CVE.org

Published May 8, 2020 CVSS 3.1 · 8.8 High EPSS 2.3% KEV · Not listed

Description

Advantech WebAccess Node, Version 8.4.4 and prior, Version 9.0.0. Multiple relative path traversal vulnerabilities exist that may allow a low privilege user to overwrite files outside the application’s control.

Affected Products

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

Vendor Product Default status Versions

n/a

Advantech WebAccess Node

affected

Version	Status	Constraints
`WebAccess Node Version 8.4.4 and prior, WebAccess Node Version 9.0.0`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:advantech:webaccess::::::::
	cpe:2.3:a:advantech:webaccess:9.0.0:::::::*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2020-4342	Advantech WebAccess Node, Version 8.4.4 and prior, Version 9.0.0. Multiple relative path traversal vulnerabilities exist that may allow a low privilege user to overwrite files outside the application’s control.

Metrics

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 None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 2.3% (2.312% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.us-cert.gov/ics/advisories/icsa-20-128-01
https://www.zerodayinitiative.com/advisories/ZDI-20-626/

History

No history.

Subscriptions

Advantech Webaccess

Weaknesses

Sources

CVE record Updated: Aug 4, 2024, 11:48 AM

Status: PUBLISHED
Assigner: icscert
Published: May 8, 2020, 11:48 AM
Updated: Aug 4, 2024, 11:48 AM
Reserved: Apr 21, 2020, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 2:51 AM

Status: Modified
Published: May 8, 2020, 12:15 PM
Modified: Jun 17, 2026, 2:51 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "Advantech WebAccess Node", "vendor": "n/a", "versions": [{"status": "affected", "version": "WebAccess Node Version 8.4.4 and prior, WebAccess Node Version 9.0.0"}]}], "descriptions": [{"lang": "en", "value": "Advantech WebAccess Node, Version 8.4.4 and prior, Version 9.0.0. Multiple relative path traversal vulnerabilities exist that may allow a low privilege user to overwrite files outside the application\u2019s control."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-23", "description": "RELATIVE PATH TRAVERSAL CWE-23", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-05-08T20:06:12.000Z", "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.us-cert.gov/ics/advisories/icsa-20-128-01"}, {"tags": ["x_refsource_MISC"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-626/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "ics-cert@hq.dhs.gov", "ID": "CVE-2020-12026", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Advantech WebAccess Node", "version": {"version_data": [{"version_value": "WebAccess Node Version 8.4.4 and prior, WebAccess Node Version 9.0.0"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Advantech WebAccess Node, Version 8.4.4 and prior, Version 9.0.0. Multiple relative path traversal vulnerabilities exist that may allow a low privilege user to overwrite files outside the application\u2019s control."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "RELATIVE PATH TRAVERSAL CWE-23"}]}]}, "references": {"reference_data": [{"name": "https://www.us-cert.gov/ics/advisories/icsa-20-128-01", "refsource": "MISC", "url": "https://www.us-cert.gov/ics/advisories/icsa-20-128-01"}, {"name": "https://www.zerodayinitiative.com/advisories/ZDI-20-626/", "refsource": "MISC", "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-626/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T11:48:57.082Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.us-cert.gov/ics/advisories/icsa-20-128-01"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-626/"}]}]}, "cveMetadata": {"assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "assignerShortName": "icscert", "cveId": "CVE-2020-12026", "datePublished": "2020-05-08T11:48:19.000Z", "dateReserved": "2020-04-21T00:00:00.000Z", "dateUpdated": "2024-08-04T11:48:57.082Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "Advantech WebAccess Node", "vendor": "n/a", "versions": [{"status": "affected", "version": "WebAccess Node Version 8.4.4 and prior, WebAccess Node Version 9.0.0"}]}], "source": "ics-cert@hq.dhs.gov"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:advantech:webaccess:*:*:*:*:*:*:*:*", "matchCriteriaId": "B72D5222-6513-4088-9BFC-624F962D1738", "versionEndIncluding": "8.4.4", "vulnerable": true}, {"criteria": "cpe:2.3:a:advantech:webaccess:9.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "0CEA0906-8E5C-465F-8AB3-1CB050352A8A", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Advantech WebAccess Node, Version 8.4.4 and prior, Version 9.0.0. Multiple relative path traversal vulnerabilities exist that may allow a low privilege user to overwrite files outside the application\u2019s control."}, {"lang": "es", "value": "Advantech WebAccess Node, versiones 8.4.4 y anteriores, versi\u00f3n 9.0.0. Se presentan m\u00faltiples vulnerabilidades de salto de ruta relativa que puede permitir a un usuario con poco privilegio sobrescribir archivos fuera del control de la aplicaci\u00f3n."}], "id": "CVE-2020-12026", "lastModified": "2026-06-17T02:51:16.710", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-05-08T12:15:11.443", "references": [{"source": "ics-cert@hq.dhs.gov", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://www.us-cert.gov/ics/advisories/icsa-20-128-01"}, {"source": "ics-cert@hq.dhs.gov", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-626/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://www.us-cert.gov/ics/advisories/icsa-20-128-01"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-626/"}], "sourceIdentifier": "ics-cert@hq.dhs.gov", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-23"}], "source": "ics-cert@hq.dhs.gov", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-22"}], "source": "nvd@nist.gov", "type": "Primary"}]}