CVE-2014-6052

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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: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:oracle:solaris:11.3:*:*:*:*:*:*:*", "matchCriteriaId": "79A602C5-61FE-47BA-9786-F045B6C6DBA8", "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"}]}, {"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"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The HandleRFBServerMessage function in libvncclient/rfbproto.c in LibVNCServer 0.9.9 and earlier does not check certain malloc return values, which allows remote VNC servers to cause a denial of service (application crash) or possibly execute arbitrary code by specifying a large screen size in a (1) FramebufferUpdate, (2) ResizeFrameBuffer, or (3) PalmVNCReSizeFrameBuffer message."}, {"lang": "es", "value": "La funci\u00f3n HandleRFBServerMessage en libvncclient/rfbproto.c en LibVNCServer 0.9.9 y anteriores no comprueba ciertos valores de retorno malloc, lo que permite a servidores remotos VNC causar una denegaci\u00f3n de servicio (ca\u00edda de la aplicaci\u00f3n) o posiblemente ejecutar c\u00f3digo arbitrario mediante la especificaci\u00f3n de un tama\u00f1o de pantalla grande en un mensaje (1) FramebufferUpdate, (2) ResizeFrameBuffer, o (3) PalmVNCReSizeFrameBuffer."}], "id": "CVE-2014-6052", "lastModified": "2026-06-17T00:12:31.053", "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": "2014-12-15T18:59:04.033", "references": [{"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-updates/2015-12/msg00022.html"}, {"source": "cve@mitre.org", "tags": ["Mailing 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"http://secunia.com/advisories/61506"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Permissions Required", "Third Party Advisory"], "url": "http://secunia.com/advisories/61682"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://ubuntu.com/usn/usn-2365-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2014/dsa-3081"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "US Government Resource"], "url": "http://www.ocert.org/advisories/ocert-2014-007.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2014/09/25/11"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/70091"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking", "Patch"], "url": "https://github.com/newsoft/libvncserver/commit/85a778c0e45e87e35ee7199f1f25020648e8b812"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/201507-07"}, {"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-20"}], "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"}], "bugzilla": {"description": "libvncserver: NULL pointer dereference flaw in framebuffer setup", "id": "1144288", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1144288"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "status": "verified"}, "cwe": "CWE-476", "details": ["The HandleRFBServerMessage function in libvncclient/rfbproto.c in LibVNCServer 0.9.9 and earlier does not check certain malloc return values, which allows remote VNC servers to cause a denial of service (application crash) or possibly execute arbitrary code by specifying a large screen size in a (1) FramebufferUpdate, (2) ResizeFrameBuffer, or (3) PalmVNCReSizeFrameBuffer message.", "A NULL pointer dereference flaw was found in LibVNCServer's framebuffer setup. A malicious VNC server could use this flaw to cause a VNC client to crash."], "name": "CVE-2014-6052", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "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"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kdenetwork", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2014-09-23T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-6052\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-6052"], "threat_severity": "Moderate"}

{}