CVE-2014-8240

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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:tigervnc:tigervnc:0.0.90:*:*:*:*:*:*:*", "matchCriteriaId": "7A2445F5-A664-47E6-B3D0-4F9E30348A6D", "vulnerable": true}, {"criteria": "cpe:2.3:a:tigervnc:tigervnc:0.0.91:*:*:*:*:*:*:*", "matchCriteriaId": "BD402007-3C2E-4889-93B0-3A74C104E868", "vulnerable": true}, {"criteria": "cpe:2.3:a:tigervnc:tigervnc:1.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "8FE06EDD-099D-4346-986B-6A0DA6130541", "vulnerable": true}, {"criteria": "cpe:2.3:a:tigervnc:tigervnc:1.0.1:*:*:*:*:*:*:*", "matchCriteriaId": "9B633044-EA51-4A5A-845D-06064CFBCA40", "vulnerable": true}, {"criteria": "cpe:2.3:a:tigervnc:tigervnc:1.1.0:*:*:*:*:*:*:*", "matchCriteriaId": "64D27895-7CD8-4AF4-A392-04B4D8EDFA87", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Integer overflow in TigerVNC allows remote VNC servers to cause a denial of service (crash) and possibly execute arbitrary code via vectors related to screen size handling, which triggers a heap-based buffer overflow, a similar issue to CVE-2014-6051."}, {"lang": "es", "value": "Desbordamiento de enteros en TigerVNC permite a servidores remotos VNC causar una denegaci\u00f3n de servicio (ca\u00edda) y posiblemente ejecutar c\u00f3digo arbitrario a trav\u00e9s de vectores relacionados con el manejo de la pantalla, lo que provoca un desbordamiento de buffer basado en memoria , un fallo similar a CVE-2014-6051."}], "id": "CVE-2014-8240", "lastModified": "2026-06-17T00:16:28.117", "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}]}, "published": "2014-10-16T19:55:14.583", "references": [{"source": "cve@mitre.org", "url": "http://seclists.org/oss-sec/2014/q4/278"}, {"source": "cve@mitre.org", "url": "http://seclists.org/oss-sec/2014/q4/300"}, {"source": "cve@mitre.org", "url": "http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html"}, {"source": "cve@mitre.org", "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/70391"}, {"source": "cve@mitre.org", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1151307"}, {"source": "cve@mitre.org", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/96947"}, {"source": "cve@mitre.org", "url": "https://security.gentoo.org/glsa/201612-36"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://seclists.org/oss-sec/2014/q4/278"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://seclists.org/oss-sec/2014/q4/300"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/70391"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1151307"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/96947"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/201612-36"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2015:2233", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "tigervnc-0:1.3.1-3.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2015-11-19T00:00:00Z"}], "bugzilla": {"description": "tigervnc: integer overflow flaw, leading to a heap-based buffer overflow in screen size handling", "id": "1151307", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1151307"}, "csaw": false, "cvss": {"cvss_base_score": "6.8", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "status": "verified"}, "cwe": "CWE-190->CWE-122", "details": ["Integer overflow in TigerVNC allows remote VNC servers to cause a denial of service (crash) and possibly execute arbitrary code via vectors related to screen size handling, which triggers a heap-based buffer overflow, a similar issue to CVE-2014-6051.", "An integer overflow flaw, leading to a heap-based buffer overflow, was found in the way TigerVNC handled screen sizes. A malicious VNC server could use this flaw to cause a client to crash or, potentially, execute arbitrary code on the client."], "name": "CVE-2014-8240", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "vnc", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "tigervnc", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2014-10-10T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-8240\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-8240"], "statement": "This issue affects the version of tigervnc as shipped with Red Hat Enterprise Linux 5 and 6. This has been rated as having Moderate security impact and is not currently planned to be addressed in future updates of Red Hat Enterprise Linux 5 and 6.", "threat_severity": "Moderate"}

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