CVE-2018-7226

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2018-02-19T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "An issue was discovered in vcSetXCutTextProc() in VNConsole.c in LinuxVNC and VNCommand from the LibVNC/vncterm distribution through 0.9.10. Missing sanitization of the client-specified message length may cause integer overflow or possibly have unspecified other impact via a specially crafted VNC packet."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2019-08-09T22:06:03.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://github.com/LibVNC/vncterm/issues/6"}, {"tags": ["x_refsource_MISC"], "url": "http://openwall.com/lists/oss-security/2018/02/18/2"}, {"name": "GLSA-201908-05", "tags": ["vendor-advisory", "x_refsource_GENTOO"], "url": "https://security.gentoo.org/glsa/201908-05"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-7226", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An issue was discovered in vcSetXCutTextProc() in VNConsole.c in LinuxVNC and VNCommand from the LibVNC/vncterm distribution through 0.9.10. Missing sanitization of the client-specified message length may cause integer overflow or possibly have unspecified other impact via a specially crafted VNC packet."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://github.com/LibVNC/vncterm/issues/6", "refsource": "MISC", "url": "https://github.com/LibVNC/vncterm/issues/6"}, {"name": "http://openwall.com/lists/oss-security/2018/02/18/2", "refsource": "MISC", "url": "http://openwall.com/lists/oss-security/2018/02/18/2"}, {"name": "GLSA-201908-05", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/201908-05"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T06:24:11.512Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/LibVNC/vncterm/issues/6"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://openwall.com/lists/oss-security/2018/02/18/2"}, {"name": "GLSA-201908-05", "tags": ["vendor-advisory", "x_refsource_GENTOO", "x_transferred"], "url": "https://security.gentoo.org/glsa/201908-05"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2018-7226", "datePublished": "2018-02-19T17:00:00.000Z", "dateReserved": "2018-02-19T00:00:00.000Z", "dateUpdated": "2024-08-05T06:24:11.512Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:vncterm_project:vncterm:*:*:*:*:*:*:*:*", "matchCriteriaId": "C9DE20FC-51A7-4592-96CA-8E5B858156BE", "versionEndIncluding": "0.9.10", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in vcSetXCutTextProc() in VNConsole.c in LinuxVNC and VNCommand from the LibVNC/vncterm distribution through 0.9.10. Missing sanitization of the client-specified message length may cause integer overflow or possibly have unspecified other impact via a specially crafted VNC packet."}, {"lang": "es", "value": "Se ha descubierto un problema en vcSetXCutTextProc() en VNConsole.c en LinuxVNC y VNCommand de la distribuci\u00f3n LibVNC/vncterm hasta la versi\u00f3n 0.9.10. La falta de saneamiento de la longitud del mensaje especificado por el cliente podr\u00eda provocar un desbordamiento de enteros o, posiblemente, otro tipo de impacto sin especificar mediante un paquete VNC especialmente manipulado."}], "id": "CVE-2018-7226", "lastModified": "2026-06-17T02:02:49.287", "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": "2018-02-19T17:29:00.267", "references": [{"source": "cve@mitre.org", "tags": ["Mailing List"], "url": "http://openwall.com/lists/oss-security/2018/02/18/2"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/LibVNC/vncterm/issues/6"}, {"source": "cve@mitre.org", "url": "https://security.gentoo.org/glsa/201908-05"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List"], "url": "http://openwall.com/lists/oss-security/2018/02/18/2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/LibVNC/vncterm/issues/6"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/201908-05"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-190"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "libvncserver: integer overflow in vcSetXCutTextProc in VNConsole.c", "id": "1549172", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1549172"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.4", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L", "status": "draft"}, "cwe": "CWE-190", "details": ["An issue was discovered in vcSetXCutTextProc() in VNConsole.c in LinuxVNC and VNCommand from the LibVNC/vncterm distribution through 0.9.10. Missing sanitization of the client-specified message length may cause integer overflow or possibly have unspecified other impact via a specially crafted VNC packet."], "name": "CVE-2018-7226", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "libvncserver", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "libvncserver", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2018-02-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-7226\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-7226"], "statement": "This issue did not affect the versions of libvncserver as shipped with Red Hat Enterprise Linux 6 and 7.", "threat_severity": "Low"}

{}