185 lines
7.4 KiB
JSON
185 lines
7.4 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-2026-77179",
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"assignerOrgId": "686469e6-3ff6-451b-ab8b-cf5b9e89401e",
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"state": "PUBLISHED",
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"assignerShortName": "Docker",
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"dateReserved": "2026-08-20T15:32:02.935Z",
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"datePublished": "2026-09-15T13:32:41.132Z",
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"dateUpdated": "2026-09-15T21:43:07.049Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"defaultStatus": "unaffected",
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"platforms": [
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"MacOS"
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],
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"product": "Docker Sandboxes",
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"vendor": "Docker",
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"cpes": [
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"cpe:2.3:a:docker:docker_sandboxes:*:*:*:*:*:*:*:*"
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],
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"versions": [
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{
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"version": "0.28.0",
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"status": "affected",
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"lessThan": "0.42.0",
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"versionType": "semver"
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}
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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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"type": "finder",
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"value": "Oren Yomtov of accomplish.ai"
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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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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "On macOS, the virtio-fs host server used by Docker Sandboxes improperly follows symlinks when reopening an unlinked file from a stored path. A malicious guest can replace a parent directory with a symlink, escape the shared workspace, and read or modify arbitrary host files as the VMM user, potentially achieving host code execution."
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}
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],
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"value": "On macOS, the virtio-fs host server used by Docker Sandboxes improperly follows symlinks when reopening an unlinked file from a stored path. A malicious guest can replace a parent directory with a symlink, escape the shared workspace, and read or modify arbitrary host files as the VMM user, potentially achieving host code execution."
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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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"metrics": [
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{
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"cvssV4_0": {
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"version": "4.0",
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"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H",
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"baseScore": 9.4,
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"baseSeverity": "CRITICAL",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "HIGH",
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"vulnIntegrityImpact": "HIGH",
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"vulnAvailabilityImpact": "HIGH",
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"subConfidentialityImpact": "HIGH",
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"subIntegrityImpact": "HIGH",
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"subAvailabilityImpact": "HIGH",
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"Safety": "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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"exploitMaturity": "NOT_DEFINED"
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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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}
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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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"cweId": "CWE-59",
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"description": "CWE-59: Improper Link Resolution Before File Access ('Link Following')",
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"lang": "en",
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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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"providerMetadata": {
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"orgId": "686469e6-3ff6-451b-ab8b-cf5b9e89401e",
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"shortName": "Docker",
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"dateUpdated": "2026-09-15T21:43:07.049Z"
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},
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"references": [
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{
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"tags": [
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"product"
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],
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"url": "https://docs.docker.com/ai/sandboxes/"
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},
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{
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"tags": [
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"product"
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],
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"url": "https://docs.docker.com/ai/sandboxes/security/isolation/"
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},
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{
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"tags": [
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"release-notes"
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],
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"url": "https://github.com/docker/sbx-releases/releases/tag/v0.42.0"
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}
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],
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"source": {
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"discovery": "EXTERNAL"
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},
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"title": "Docker Sandboxes guest can write arbitrary macOS host files via a symlink in the virtio-fs stored-path fallback",
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"workarounds": [
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{
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"lang": "en",
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"value": "Use --clone mode and avoid additional read-write host mounts: https://docs.docker.com/ai/sandboxes/usage/#clone-mode"
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}
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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": "2026-09-15T15:00:58.602243Z",
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"id": "CVE-2026-77179",
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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": "total"
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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": "2026-09-15T15:01:06.221Z"
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}
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}
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]
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}
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} |