CVE-2019-8268

{"containers": {"cna": {"affected": [{"product": "UltraVNC", "vendor": "Kaspersky Lab", "versions": [{"status": "affected", "version": "1.2.2.3"}]}], "datePublic": "2019-03-01T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "UltraVNC revision 1206 has multiple off-by-one vulnerabilities in VNC client code connected with improper usage of ClientConnection::ReadString function, which can potentially result code execution. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1207."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-193", "description": "CWE-193: Off-by-one Error", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-06-12T20:52:16.000Z", "orgId": "e45d732a-8f6b-4b6b-be76-7420f6a2b988", "shortName": "Kaspersky"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-015-ultravnc-off-by-one-error/"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf"}, {"tags": ["x_refsource_MISC"], "url": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vulnerability@kaspersky.com", "DATE_PUBLIC": "2019-03-01T00:00:00", "ID": "CVE-2019-8268", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "UltraVNC", "version": {"version_data": [{"version_value": "1.2.2.3"}]}}]}, "vendor_name": "Kaspersky Lab"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "UltraVNC revision 1206 has multiple off-by-one vulnerabilities in VNC client code connected with improper usage of ClientConnection::ReadString function, which can potentially result code execution. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1207."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-193: Off-by-one Error"}]}]}, "references": {"reference_data": [{"name": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-015-ultravnc-off-by-one-error/", "refsource": "MISC", "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-015-ultravnc-off-by-one-error/"}, {"name": "https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf", "refsource": "CONFIRM", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf"}, {"name": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06", "refsource": "MISC", "url": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T21:17:30.455Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-015-ultravnc-off-by-one-error/"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06"}]}]}, "cveMetadata": {"assignerOrgId": "e45d732a-8f6b-4b6b-be76-7420f6a2b988", "assignerShortName": "Kaspersky", "cveId": "CVE-2019-8268", "datePublished": "2019-03-09T00:00:00.000Z", "dateReserved": "2019-02-12T00:00:00.000Z", "dateUpdated": "2024-09-17T01:16:16.319Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "UltraVNC", "vendor": "Kaspersky Lab", "versions": [{"status": "affected", "version": "1.2.2.3"}]}], "source": "vulnerability@kaspersky.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:uvnc:ultravnc:*:*:*:*:*:*:*:*", "matchCriteriaId": "555D034F-3D64-4ED1-9B63-F8D59199E99C", "versionEndExcluding": "1.2.2.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:siemens:sinumerik_access_mymachine\\/p2p:*:*:*:*:*:*:*:*", "matchCriteriaId": "D9345335-DF62-4472-93CD-E2C85453F91E", "versionEndExcluding": "4.8", "vulnerable": true}, {"criteria": "cpe:2.3:a:siemens:sinumerik_pcu_base_win10_software\\/ipc:*:*:*:*:*:*:*:*", "matchCriteriaId": "7498412D-79FD-43FE-AD9B-5820FB5CF7D8", "versionEndExcluding": "14.00", "vulnerable": true}, {"criteria": "cpe:2.3:a:siemens:sinumerik_pcu_base_win7_software\\/ipc:*:*:*:*:*:*:*:*", "matchCriteriaId": "1F603341-03C5-46CA-8A74-EC5A50135194", "versionEndIncluding": "12.01", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "UltraVNC revision 1206 has multiple off-by-one vulnerabilities in VNC client code connected with improper usage of ClientConnection::ReadString function, which can potentially result code execution. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1207."}, {"lang": "es", "value": "UltraVNC, en su revisi\u00f3n 1206, tiene m\u00faltiples vulnerabilidades de error por un paso en el c\u00f3digo del cliente VNC conectadas con el uso incorrecto de la funci\u00f3n ClientConnection::ReadString, lo cual puede resultar, potencialmente, en la ejecuci\u00f3n de c\u00f3digo. Este ataque parece ser explotable mediante la conectividad de red. Se han solucionado estas vulnerabilidades en la revisi\u00f3n 1207."}], "id": "CVE-2019-8268", "lastModified": "2026-06-17T02:41:46.940", "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": "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": "2019-03-08T23:29:00.623", "references": [{"source": "vulnerability@kaspersky.com", "tags": ["Third Party Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf"}, {"source": "vulnerability@kaspersky.com", "tags": ["Third Party Advisory"], "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-015-ultravnc-off-by-one-error/"}, {"source": "vulnerability@kaspersky.com", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-015-ultravnc-off-by-one-error/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06"}], "sourceIdentifier": "vulnerability@kaspersky.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-193"}], "source": "vulnerability@kaspersky.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-193"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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