CVE-2014-6053

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"2014-12-15T17:27:00.000Z", "dateReserved": "2014-09-01T00:00:00.000Z", "dateUpdated": "2024-08-06T12:03:02.350Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"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:libvncserver:libvncserver:*:*:*:*:*:*:*:*", "matchCriteriaId": "E7FA4C02-01AA-417C-BB93-14A18D2D3768", "versionEndIncluding": "0.9.9", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*", "matchCriteriaId": "B6B7CAD7-9D4E-4FDB-88E3-1E583210A01F", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier does not properly handle attempts to send a large amount of ClientCutText data, which allows remote attackers to cause a denial of service (memory consumption or daemon crash) via a crafted message that is processed by using a single unchecked malloc."}, {"lang": "es", "value": "La funci\u00f3n rfbProcessClientNormalMessage en libvncserver/rfbserver.c en LibVNCServer 0.9.9 y anteriores no maneja correctamente los intentos de enviar una cantidad grande de datos ClientCutText, lo que permite a atacantes remotos causar una denegaci\u00f3n de servicio (consumo de memoria o ca\u00edda del demonio) a trav\u00e9s de un mensaje manipulado que est\u00e1 procesado mediante el uso de un \u00fanico malloc no comprobado."}], "id": "CVE-2014-6053", "lastModified": "2026-06-17T00:12:31.213", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-12-15T18:59:05.643", "references": [{"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-updates/2015-12/msg00022.html"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://seclists.org/oss-sec/2014/q3/639"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/61506"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/61682"}, {"source": "cve@mitre.org", "tags": 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"af854a3a-2127-422b-91ae-364da2661108", "url": "https://usn.ubuntu.com/4573-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://usn.ubuntu.com/4587-1/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-19"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank oCERT for reporting this issue.", "affected_release": [{"advisory": "RHSA-2014:1826", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "libvncserver-0:0.9.7-7.el6_6.1", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2014-11-11T00:00:00Z"}, {"advisory": "RHSA-2014:1826", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "libvncserver-0:0.9.9-9.el7_0.1", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2014-11-11T00:00:00Z"}, {"advisory": "RHSA-2014:1827", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "kdenetwork-7:4.10.5-8.el7_0", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2014-11-11T00:00:00Z"}], "bugzilla": {"description": "libvncserver: server NULL pointer dereference flaw in ClientCutText message handling", "id": "1144289", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1144289"}, "csaw": false, "cvss": {"cvss_base_score": "6.0", "cvss_scoring_vector": "AV:N/AC:M/Au:S/C:P/I:P/A:P", "status": "verified"}, "cwe": "CWE-476", "details": ["The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier does not properly handle attempts to send a large amount of ClientCutText data, which allows remote attackers to cause a denial of service (memory consumption or daemon crash) via a crafted message that is processed by using a single unchecked malloc.", "A NULL pointer dereference flaw was found in the way LibVNCServer handled certain ClientCutText message. A remote attacker could use this flaw to crash the VNC server by sending a specially crafted ClientCutText message from a VNC client."], "name": "CVE-2014-6053", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "kdenetwork", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kdenetwork", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2014-09-23T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-6053\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-6053"], "statement": "Red Hat Enterprise Linux 5 is now in Production 3 Phase of the support and maintenance life cycle. This has been rated as having Moderate security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.", "threat_severity": "Moderate"}

{}