CVE-2021-38434 - OpenCVE

FATEK Automation WinProladder versions 3.30 and prior lacks proper validation of user-supplied data when parsing project files, which could result in an unexpected sign extension. An attacker could leverage this vulnerability to execute arbitrary code.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

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

AV:N/AC:M/Au:N/C:P/I:P/A:P

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Fatek	Winproladder

Configuration 1 [-]

cpe:2.3:a:fatek:winproladder:*:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://us-cert.cisa.gov/ics/advisories/icsa-21-280-06

History

No history.

MITRE

Status: PUBLISHED

Assigner: icscert

Published: 2021-10-18T12:38:53.598755Z

Updated: 2024-09-16T22:39:58.739Z

Reserved: 2021-08-10T00:00:00

Link: CVE-2021-38434

Vulnrichment

No data.

NVD

Status : Analyzed

Published: 2021-10-18T13:15:09.697

Modified: 2021-10-21T20:36:01.383

Link: CVE-2021-38434

Redhat

No data.

{"containers": {"cna": {"affected": [{"product": "WinProladder", "vendor": "FATEK Automation", "versions": [{"lessThanOrEqual": "3.30", "status": "affected", "version": "All", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "xina1i and Natnael Samson (@NattiSamson), working with Trend Micro\u2019s Zero Day Initiative, reported these vulnerabilities to CISA."}], "datePublic": "2021-10-07T00:00:00", "descriptions": [{"lang": "en", "value": "FATEK Automation WinProladder versions 3.30 and prior lacks proper validation of user-supplied data when parsing project files, which could result in an unexpected sign extension. An attacker could leverage this vulnerability to execute arbitrary code."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-194", "description": "UNEXPECTED SIGN EXTENSION CWE-194", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-10-18T12:38:53", "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-280-06"}], "source": {"advisory": "ICSA-21-280-06", "discovery": "UNKNOWN"}, "title": "FATEK Automation WinProladder", "workarounds": [{"lang": "en", "value": "FATEK Automation has not responded to requests to work with CISA to mitigate these vulnerabilities. Users of these affected products are invited to contact FATEK customer support for additional information."}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "ics-cert@hq.dhs.gov", "DATE_PUBLIC": "2021-10-07T18:22:00.000Z", "ID": "CVE-2021-38434", "STATE": "PUBLIC", "TITLE": "FATEK Automation WinProladder"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "WinProladder", "version": {"version_data": [{"version_affected": "<=", "version_name": "All", "version_value": "3.30"}]}}]}, "vendor_name": "FATEK Automation"}]}}, "credit": [{"lang": "eng", "value": "xina1i and Natnael Samson (@NattiSamson), working with Trend Micro\u2019s Zero Day Initiative, reported these vulnerabilities to CISA."}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "FATEK Automation WinProladder versions 3.30 and prior lacks proper validation of user-supplied data when parsing project files, which could result in an unexpected sign extension. An attacker could leverage this vulnerability to execute arbitrary code."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "UNEXPECTED SIGN EXTENSION CWE-194"}]}]}, "references": {"reference_data": [{"name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-280-06", "refsource": "MISC", "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-280-06"}]}, "source": {"advisory": "ICSA-21-280-06", "discovery": "UNKNOWN"}, "work_around": [{"lang": "en", "value": "FATEK Automation has not responded to requests to work with CISA to mitigate these vulnerabilities. Users of these affected products are invited to contact FATEK customer support for additional information."}]}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T01:44:22.348Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-280-06"}]}]}, "cveMetadata": {"assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "assignerShortName": "icscert", "cveId": "CVE-2021-38434", "datePublished": "2021-10-18T12:38:53.598755Z", "dateReserved": "2021-08-10T00:00:00", "dateUpdated": "2024-09-16T22:39:58.739Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:fatek:winproladder:*:*:*:*:*:*:*:*", "matchCriteriaId": "B20C2F2A-8F6A-4642-B921-99948FE5E0FB", "versionEndIncluding": "3.30", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "FATEK Automation WinProladder versions 3.30 and prior lacks proper validation of user-supplied data when parsing project files, which could result in an unexpected sign extension. An attacker could leverage this vulnerability to execute arbitrary code."}, {"lang": "es", "value": "FATEK Automation WinProladder versiones 3.30 y anteriores, no comprueba correctamente los datos suministrados por el usuario cuando analiza los archivos de proyecto, que podr\u00eda resultar en una extensi\u00f3n de signo no esperada. Un atacante podr\u00eda aprovechar esta vulnerabilidad para ejecutar c\u00f3digo arbitrario"}], "id": "CVE-2021-38434", "lastModified": "2021-10-21T20:36:01.383", "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": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "ics-cert@hq.dhs.gov", "type": "Secondary"}]}, "published": "2021-10-18T13:15:09.697", "references": [{"source": "ics-cert@hq.dhs.gov", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-280-06"}], "sourceIdentifier": "ics-cert@hq.dhs.gov", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-194"}], "source": "ics-cert@hq.dhs.gov", "type": "Primary"}]}