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106 lines
3.3 KiB
JSON
106 lines
3.3 KiB
JSON
{
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"id": "CVE-2017-16794",
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"sourceIdentifier": "cve@mitre.org",
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"published": "2017-11-12T05:29:00.247",
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"lastModified": "2019-10-03T00:03:26.223",
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"vulnStatus": "Analyzed",
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"cveTags": [],
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"descriptions": [
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{
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"lang": "en",
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"value": "The png_load function in lib/png.c in SWFTools 0.9.2 does not properly validate a multiplication of width and bits-per-pixel values, which allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file, as demonstrated by an erroneous png_load call that occurs because of incorrect integer data types in png2swf."
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},
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{
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"lang": "es",
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"value": "La funci\u00f3n png_load en lib/png.c en SWFTools 0.9.2 no valida correctamente una multiplicaci\u00f3n de valores de ancho y de bits-por-pixel, lo que permite que atacantes remotos causen una denegaci\u00f3n de servicio (sobrelectura de b\u00fafer basada en memoria din\u00e1mica o heap y cierre inesperado de la aplicaci\u00f3n), tal y como demuestra una llamada png_load incorrecta que ocurre debido a los tipos de datos de enteros incorrectos en png2swf."
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}
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],
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"metrics": {
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"cvssMetricV30": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "3.0",
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"vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "NONE",
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"userInteraction": "REQUIRED",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "HIGH",
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"baseScore": 5.5,
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"baseSeverity": "MEDIUM"
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},
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"exploitabilityScore": 1.8,
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"impactScore": 3.6
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}
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],
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"cvssMetricV2": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "2.0",
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"vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
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"accessVector": "NETWORK",
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"accessComplexity": "MEDIUM",
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"authentication": "NONE",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "PARTIAL",
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"baseScore": 4.3
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},
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"baseSeverity": "MEDIUM",
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"exploitabilityScore": 8.6,
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"impactScore": 2.9,
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"acInsufInfo": false,
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"obtainAllPrivilege": false,
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"obtainUserPrivilege": false,
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"obtainOtherPrivilege": false,
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"userInteractionRequired": true
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}
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]
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},
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"weaknesses": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"description": [
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{
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"lang": "en",
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"value": "CWE-125"
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}
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]
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}
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],
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"configurations": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:swftools:swftools:0.9.2:*:*:*:*:*:*:*",
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"matchCriteriaId": "B6149BA0-2082-45B7-9B43-CAC2F1768770"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://github.com/matthiaskramm/swftools/issues/50",
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"source": "cve@mitre.org",
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"tags": [
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"Issue Tracking",
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"Third Party Advisory"
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]
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}
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]
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} |