292 lines
13 KiB
JSON
292 lines
13 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-2026-73030",
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"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"state": "PUBLISHED",
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"assignerShortName": "VulnCheck",
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"dateReserved": "2026-08-10T18:48:59.022Z",
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"datePublished": "2026-08-10T20:09:44.641Z",
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"dateUpdated": "2026-11-08T14:08:42.209Z"
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},
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"dateUpdated": "2026-11-08T14:08:42.209Z"
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},
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"datePublic": "2026-07-28T00:00:00.000Z",
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"title": "unearth 0.18.2 Path Traversal via Unnormalized Paths and Symlink Escape",
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"descriptions": [
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{
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"lang": "en",
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"value": "unearth through 0.18.2, fixed in commit 6c78164, contains a path traversal vulnerability in the is_within_directory function that fails to normalize paths before validation, allowing ../ sequences to bypass directory containment checks. Attackers can supply malicious tar archives with symlink members or traversal sequences to write files to arbitrary filesystem locations accessible to the process."
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}
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],
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"tags": [
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"x_open-source"
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],
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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-22",
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"description": "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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"affected": [
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{
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"vendor": "frostming",
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"product": "unearth",
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"defaultStatus": "affected",
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"packageURL": "pkg:github/frostming/unearth",
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"versions": [
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{
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"status": "affected",
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"version": "0",
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"versionType": "semver",
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"lessThanOrEqual": "0.18.2"
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},
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{
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"status": "unaffected",
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"version": "6c78164e7bfa28b8b3d6f247b87e560692e3c8ba",
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"versionType": "git"
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}
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"repo": "https://github.com/frostming/unearth"
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],
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"metrics": [
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{
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"format": "CVSS",
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"lang": "en",
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"value": "GENERAL"
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],
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"cvssV4_0": {
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "PASSIVE",
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"vulnConfidentialityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "HIGH",
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"subIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "HIGH",
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"subAvailabilityImpact": "NONE",
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"exploitMaturity": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"valueDensity": "NOT_DEFINED",
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"vulnerabilityResponseEffort": "NOT_DEFINED",
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"providerUrgency": "NOT_DEFINED",
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"version": "4.0",
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"baseSeverity": "HIGH",
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"baseScore": 7.2,
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N"
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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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"references": [
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{
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"url": "https://github.com/frostming/unearth/issues/180",
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"tags": [
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"technical-description",
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"name": "Researcher Disclosure"
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"name": "Patch Commit",
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{
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"url": "https://www.vulncheck.com/advisories/unearth-path-traversal-via-unnormalized-paths-and-symlink-escape",
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"tags": [
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"third-party-advisory"
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"credits": [
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{
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"lang": "en",
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"value": "YU SUN",
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"type": "finder"
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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": "2026-08-11T17:16:01.368745Z",
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"id": "CVE-2026-73030",
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"options": [
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{
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"Exploitation": "poc"
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},
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{
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"Automatable": "no"
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} |