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{"affected": [{"affectedData": [{"product": "TigerVNC", "vendor": "Kaspersky", "versions": [{"status": "affected", "version": "1.10.0"}]}], "source": "vulnerability@kaspersky.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:tigervnc:tigervnc:*:*:*:*:*:*:*:*", "matchCriteriaId": "5DB31840-DC35-40A5-8126-FF5FDD81EAD7", "versionEndExcluding": "1.10.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow, which occurs in TightDecoder::FilterGradient. Exploitation of this vulnerability could potentially result into remote code execution. This attack appear to be exploitable via network connectivity."}, {"lang": "es", "value": "TigerVNC versiones anteriores a 1.10.1, es vulnerable al desbordamiento de b\u00fafer de la pila, que se presenta en la funci\u00f3n TightDecoder::FilterGradient. La explotaci\u00f3n de esta vulnerabilidad podr\u00eda resultar potencialmente en una ejecuci\u00f3n de c\u00f3digo remota. Este ataque parece ser explotable a trav\u00e9s de la conectividad de red."}], "id": "CVE-2019-15693", "lastModified": "2026-06-17T02:20:53.290", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "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": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-12-26T15:15:11.257", "references": [{"source": "vulnerability@kaspersky.com", "tags": ["Broken Link"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00039.html"}, {"source": "vulnerability@kaspersky.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/CendioOssman/tigervnc/commit/b4ada8d0c6dac98c8b91fc64d112569a8ae5fb95"}, {"source": "vulnerability@kaspersky.com", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://github.com/TigerVNC/tigervnc/releases/tag/v1.10.1"}, {"source": "vulnerability@kaspersky.com", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "url": "https://www.openwall.com/lists/oss-security/2019/12/20/2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00039.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/CendioOssman/tigervnc/commit/b4ada8d0c6dac98c8b91fc64d112569a8ae5fb95"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://github.com/TigerVNC/tigervnc/releases/tag/v1.10.1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "url": "https://www.openwall.com/lists/oss-security/2019/12/20/2"}], "sourceIdentifier": "vulnerability@kaspersky.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-122"}], "source": "vulnerability@kaspersky.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2020:3875", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "tigervnc-0:1.8.0-21.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2020-09-29T00:00:00Z"}, {"advisory": "RHSA-2020:1497", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "tigervnc-0:1.9.0-14.el8_1", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2020-04-16T00:00:00Z"}], "bugzilla": {"description": "tigervnc: Heap buffer overflow in TightDecoder::FilterGradient", "id": "1790313", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1790313"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.2", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-122", "details": ["TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow, which occurs in TightDecoder::FilterGradient. Exploitation of this vulnerability could potentially result into remote code execution. This attack appear to be exploitable via network connectivity."], "name": "CVE-2019-15693", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "tigervnc", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2019-12-20T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-15693\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-15693"], "threat_severity": "Moderate"}

{}