CVE-2020-12493 - Vulnerability Details - OpenCVE

An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4... grants root access to the device without access control via network. A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

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 Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00299.

Key SSVC decision points have not yet been added.

Vendors	Products
Swarco	Cpu Ls4000 Firmware

Configuration 1 [-]

cpe:2.3:o:swarco:cpu_ls4000_firmware:g4:*:*:*:*:*:*:*

No data.

No data.

Fixes

Solution

SWARCO TRAFFIC SYSTEMS released a patch to fix the vulnerability and close the port. Please contact your SWARCO TRAFFIC SYSTEMS contact person for further information.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://cert.vde.com/de-de/advisories/vde-2020-016

History

No history.

MITRE

Status: PUBLISHED

Assigner: CERTVDE

Published: 2020-05-29T17:27:54.803785Z

Updated: 2024-09-17T01:16:45.556Z

Reserved: 2020-04-30T00:00:00

Link: CVE-2020-12493

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-05-29T18:15:11.127

Modified: 2024-11-21T04:59:47.777

Link: CVE-2020-12493

Redhat

No data.

OpenCVE Enrichment

No data.

{"containers": {"cna": {"affected": [{"platforms": ["all"], "product": "CPU LS4000", "vendor": "SWARCO", "versions": [{"status": "affected", "version": "Operating System G4..."}]}], "credits": [{"lang": "en", "value": "Martin Aman (ProtectEM) reported this vulnerability."}, {"lang": "en", "value": "Coordinated by CERT@VDE."}], "descriptions": [{"lang": "en", "value": "An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4... grants root access to the device without access control via network. A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-284", "description": "CWE-284 Improper Access Control", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-05-29T17:27:54", "orgId": "270ccfa6-a436-4e77-922e-914ec3a9685c", "shortName": "CERTVDE"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://cert.vde.com/de-de/advisories/vde-2020-016"}], "solutions": [{"lang": "en", "value": "SWARCO TRAFFIC SYSTEMS released a patch to fix the vulnerability and close the port. Please contact your SWARCO TRAFFIC SYSTEMS contact person for further information."}], "source": {"advisory": "VDE-2020-016", "discovery": "EXTERNAL"}, "title": "Critical Vulnerability in SWARCO CPU LS4000", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"AKA": "", "ASSIGNER": "info@cert.vde.com", "DATE_PUBLIC": "", "ID": "CVE-2020-12493", "STATE": "PUBLIC", "TITLE": "Critical Vulnerability in SWARCO CPU LS4000"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "CPU LS4000", "version": {"version_data": [{"platform": "all", "version_affected": "=", "version_name": "Operating System", "version_value": "G4..."}]}}]}, "vendor_name": "SWARCO"}]}}, "configuration": [], "credit": [{"lang": "eng", "value": "Martin Aman (ProtectEM) reported this vulnerability."}, {"lang": "eng", "value": "Coordinated by CERT@VDE."}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4... grants root access to the device without access control via network. A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices."}]}, "exploit": [], "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-284 Improper Access Control"}]}]}, "references": {"reference_data": [{"name": "https://cert.vde.com/de-de/advisories/vde-2020-016", "refsource": "CONFIRM", "url": "https://cert.vde.com/de-de/advisories/vde-2020-016"}]}, "solution": [{"lang": "en", "value": "SWARCO TRAFFIC SYSTEMS released a patch to fix the vulnerability and close the port. Please contact your SWARCO TRAFFIC SYSTEMS contact person for further information."}], "source": {"advisory": "VDE-2020-016", "defect": [], "discovery": "EXTERNAL"}, "work_around": []}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T11:56:52.088Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://cert.vde.com/de-de/advisories/vde-2020-016"}]}]}, "cveMetadata": {"assignerOrgId": "270ccfa6-a436-4e77-922e-914ec3a9685c", "assignerShortName": "CERTVDE", "cveId": "CVE-2020-12493", "datePublished": "2020-05-29T17:27:54.803785Z", "dateReserved": "2020-04-30T00:00:00", "dateUpdated": "2024-09-17T01:16:45.556Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:swarco:cpu_ls4000_firmware:g4:*:*:*:*:*:*:*", "matchCriteriaId": "1E05EEB8-6B67-4D78-8767-317E7B177375", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4... grants root access to the device without access control via network. A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices."}, {"lang": "es", "value": "Un puerto abierto usado para una depuraci\u00f3n en SWARCOs CPU LS4000 Series con versiones que comienzan con G4... otorga acceso root al dispositivo sin control de acceso por medio de la red. Un usuario malicioso podr\u00eda usar esta vulnerabilidad para conseguir acceso al dispositivo y perturbar las operaciones con los dispositivos conectados."}], "id": "CVE-2020-12493", "lastModified": "2024-11-21T04:59:47.777", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 10.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10.0, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 6.0, "source": "info@cert.vde.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10.0, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-05-29T18:15:11.127", "references": [{"source": "info@cert.vde.com", "tags": ["Third Party Advisory"], "url": "https://cert.vde.com/de-de/advisories/vde-2020-016"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://cert.vde.com/de-de/advisories/vde-2020-016"}], "sourceIdentifier": "info@cert.vde.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "info@cert.vde.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}