179 lines
7.2 KiB
JSON
179 lines
7.2 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-19693",
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"assignerOrgId": "22e2d327-25fe-45d7-9f0c-dcd23b7108df",
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"state": "PUBLISHED",
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"assignerShortName": "seal",
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"dateReserved": "2026-08-13T07:30:18.584Z",
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"datePublished": "2026-08-17T13:30:22.288Z",
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"dateUpdated": "2026-08-27T11:29:02.653Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "22e2d327-25fe-45d7-9f0c-dcd23b7108df",
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"shortName": "seal",
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"dateUpdated": "2026-08-27T11:29:02.653Z"
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},
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"title": "extract-zip arbitrary file write outside the destination directory via a symlink at the final path component",
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"cweId": "CWE-59",
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"description": "CWE-59 Improper Link Resolution Before File Access ('Link Following')",
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"type": "CWE"
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},
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{
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"lang": "en",
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"cweId": "CWE-22",
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"description": "CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')",
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"type": "CWE"
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}
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]
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}
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],
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"impacts": [
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{
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"capecId": "CAPEC-132",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-132 Symlink Attack"
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}
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]
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}
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],
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"affected": [
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{
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"vendor": "max-mapper",
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"product": "extract-zip",
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"platforms": [
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"Linux",
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"macOS"
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],
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"collectionURL": "https://www.npmjs.com/package/extract-zip",
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"packageName": "extract-zip",
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"repo": "https://github.com/max-mapper/extract-zip",
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"versions": [
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{
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"status": "affected",
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"version": "1.0.0",
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"lessThanOrEqual": "2.0.1",
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"versionType": "semver"
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}
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],
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"defaultStatus": "unaffected",
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"packageURL": "pkg:npm/extract-zip"
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"value": "extract-zip through 2.0.1 containment-checks only the parent directory of each archive entry and never the entry's own final path component, so an archive containing two entries with identical names - a symlink whose target is outside the destination, followed by a regular file - writes through the planted symlink and yields an arbitrary file write outside the destination directory.",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "<p><code>extract-zip</code> through 2.0.1 containment-checks only the <em>parent directory</em> of each archive entry and never the entry's own final path component, so an archive containing two entries with identical names - a symlink whose target is outside the destination, followed by a regular file - writes through the planted symlink and yields an arbitrary file write outside the destination directory.</p>"
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}
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]
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}
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],
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"tags": [
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"unsupported-when-assigned"
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],
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"references": [
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{
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"url": "https://www.npmjs.com/package/extract-zip",
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"name": "extract-zip on npm",
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"tags": [
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"product"
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]
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},
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{
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"url": "https://github.com/max-mapper/extract-zip",
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"name": "max-mapper/extract-zip on GitHub",
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"tags": [
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"product"
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]
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}
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],
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"metrics": [
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{
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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],
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"cvssV3_1": {
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"version": "3.1",
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"attackVector": "NETWORK",
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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": "HIGH",
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"availabilityImpact": "HIGH",
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"baseSeverity": "HIGH",
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"baseScore": 8.1,
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H"
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}
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}
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],
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"credits": [
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{
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"lang": "en",
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"value": "Seal Security",
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"type": "finder"
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}
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],
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"source": {
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"discovery": "INTERNAL"
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},
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"x_generator": {
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"engine": "Vulnogram 1.0.2"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-08-17T16:00:39.088818Z",
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"id": "CVE-2026-19693",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-08-17T16:00:48.858Z"
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}
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}
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]
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}
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} |