{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-2999", "assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e", "state": "PUBLISHED", "assignerShortName": "twcert", "dateReserved": "2026-02-23T01:38:30.194Z", "datePublished": "2026-03-02T05:59:35.309Z", "dateUpdated": "2026-03-02T05:59:35.309Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "IDExpert Windows Logon Agent", "vendor": "Changing", "versions": [{"lessThanOrEqual": "2.8.4.250925", "status": "affected", "version": "2.7.3.230719", "versionType": "custom"}]}], "datePublic": "2026-03-02T03:39:00.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the system to download arbitrary executable files from a remote source and execute them.<br>"}], "value": "IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the system to download arbitrary executable files from a remote source and execute them."}], "impacts": [{"capecId": "CAPEC-185", "descriptions": [{"lang": "en", "value": "CAPEC-185 Malicious Software Download"}]}], "metrics": [{"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "baseScore": 9.3, "baseSeverity": "CRITICAL", "exploitMaturity": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}, {"cvssV3_1": {"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"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-494", "description": "CWE-494 Download of Code Without Integrity Check", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e", "shortName": "twcert", "dateUpdated": "2026-03-02T05:59:35.309Z"}, "references": [{"tags": ["third-party-advisory"], "url": "https://www.twcert.org.tw/tw/cp-132-10740-b2eb2-1.html"}, {"tags": ["third-party-advisory"], "url": "https://www.twcert.org.tw/en/cp-139-10741-daed4-2.html"}, {"tags": ["vendor-advisory"], "url": "https://www.changingtec.com/news_detail.jsp?item_id=348"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Contact the vendor to patch or download the patch from the official website.<br>Link\uff1a<a target=\"_blank\" rel=\"nofollow\" href=\"https://www.changingtec.com/news_detail.jsp?item_id=348\">https://www.changingtec.com/news_detail.jsp?item_id=348</a><br>"}], "value": "Contact the vendor to patch or download the patch from the official website.\nLink\uff1a https://www.changingtec.com/news_detail.jsp?item_id=348"}], "source": {"advisory": "TVN-202603001", "discovery": "EXTERNAL"}, "title": "Changing\uff5cIDExpert Windows Logon Agent - Remote Code Execution", "x_generator": {"engine": "Vulnogram 0.5.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the system to download arbitrary executable files from a remote source and execute them."}], "id": "CVE-2026-2999", "lastModified": "2026-03-02T07:16:22.743", "metrics": {"cvssMetricV31": [{"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": "twcert@cert.org.tw", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 9.3, "baseSeverity": "CRITICAL", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "twcert@cert.org.tw", "type": "Secondary"}]}, "published": "2026-03-02T07:16:22.743", "references": [{"source": "twcert@cert.org.tw", "url": "https://www.changingtec.com/news_detail.jsp?item_id=348"}, {"source": "twcert@cert.org.tw", "url": "https://www.twcert.org.tw/en/cp-139-10741-daed4-2.html"}, {"source": "twcert@cert.org.tw", "url": "https://www.twcert.org.tw/tw/cp-132-10740-b2eb2-1.html"}], "sourceIdentifier": "twcert@cert.org.tw", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-494"}], "source": "twcert@cert.org.tw", "type": "Primary"}]}

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