CVE-2019-8260

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{"affected": [{"affectedData": [{"product": "UltraVNC", "vendor": "UltraVNC", "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"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "UltraVNC revision 1199 has a out-of-bounds read vulnerability in VNC client RRE decoder code, caused by multiplication overflow. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1200."}, {"lang": "es", "value": "UltraVNC, en su revisi\u00f3n 1198, contiene una vulnerabilidad de lectura fuera de l\u00edmites en el c\u00f3digo del decodificador RRE del cliente VNC, provocado por el desbordamiento de multiplicaciones. Este ataque parece ser explotable mediante la conectividad de red. Esto se ha solucionado en la revisi\u00f3n 1200."}], "id": "CVE-2019-8260", "lastModified": "2026-06-17T02:41:46.050", "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}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-03-05T15:29:00.397", "references": [{"source": "vulnerability@kaspersky.com", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf"}, {"source": "vulnerability@kaspersky.com", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf"}, {"source": "vulnerability@kaspersky.com", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf"}, {"source": "vulnerability@kaspersky.com", "tags": ["Third Party Advisory"], "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-006-ultravnc-out-of-bound-read/"}, {"source": "vulnerability@kaspersky.com", "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11"}, {"source": "vulnerability@kaspersky.com", "url": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-006-ultravnc-out-of-bound-read/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.us-cert.gov/ics/advisories/icsa-20-161-06"}], "sourceIdentifier": "vulnerability@kaspersky.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "vulnerability@kaspersky.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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