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109 lines
3.2 KiB
JSON
109 lines
3.2 KiB
JSON
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{
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"id": "CVE-2018-16648",
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"sourceIdentifier": "cve@mitre.org",
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"published": "2018-09-06T23:29:01.927",
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"lastModified": "2020-07-26T00:15:12.040",
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"vulnStatus": "Modified",
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"descriptions": [
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{
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"lang": "en",
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"value": "In Artifex MuPDF 1.13.0, the fz_append_byte function in fitz/buffer.c allows remote attackers to cause a denial of service (segmentation fault) via a crafted pdf file. This is caused by a pdf/pdf-device.c pdf_dev_alpha array-index underflow."
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},
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{
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"lang": "es",
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"value": "La funci\u00f3n fz_append_byte en fitz/buffer.c en Artifex MuPDF 1.13.0 permite que atacantes remotos provoquen una denegaci\u00f3n de servicio (fallo de segmentaci\u00f3n) mediante un archivo pdf manipulado. Esto se ha provocado por un subdesbordamiento de \u00edndice de arrays pdf_dev_alpha en pdf/pdf-device.c."
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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-129"
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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:artifex:mupdf:1.13.0:*:*:*:*:*:*:*",
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"matchCriteriaId": "59D72588-9786-4242-A86B-D084604F9E08"
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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://bugs.ghostscript.com/show_bug.cgi?id=699685",
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"source": "cve@mitre.org",
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"tags": [
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"Exploit",
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"Third Party Advisory"
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]
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},
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{
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"url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00019.html",
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"source": "cve@mitre.org"
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}
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]
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}
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