194 lines
7.9 KiB
JSON
194 lines
7.9 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-2026-79994",
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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": "2026-08-25T16:47:15.411Z",
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"datePublished": "2026-09-15T20:33:21.074Z",
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"dateUpdated": "2026-09-16T17:57:02.176Z"
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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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"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": "0.37.0",
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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": "Jurre van Bergen of ThreatNotify"
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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": "The guest-to-host Unix-domain socket relay in Docker Sandboxes validates that a socket path is inside an authorized workspace, but later reconnects using the pathname. A malicious guest can replace an intermediate directory with a symlink between validation and connection, causing the host to connect to an arbitrary AF_UNIX socket outside the shared workspace. This can expose data or host-side capabilities provided by the targeted socket."
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}
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],
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"value": "The guest-to-host Unix-domain socket relay in Docker Sandboxes validates that a socket path is inside an authorized workspace, but later reconnects using the pathname. A malicious guest can replace an intermediate directory with a symlink between validation and connection, causing the host to connect to an arbitrary AF_UNIX socket outside the shared workspace. This can expose data or host-side capabilities provided by the targeted socket."
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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:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N",
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"baseScore": 8.7,
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"baseSeverity": "HIGH",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"attackRequirements": "PRESENT",
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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": "NONE",
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"subConfidentialityImpact": "HIGH",
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"subIntegrityImpact": "HIGH",
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"subAvailabilityImpact": "NONE",
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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-367",
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"description": "CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition",
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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": "2026-09-15T21:38:20.957Z"
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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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"patch"
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],
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"url": "https://github.com/docker/sailor/pull/2021"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/docker/sandboxes/pull/5342"
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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 UDS forwarder can reach arbitrary host Unix sockets through a symlink race",
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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": "2026-09-16T17:56:16.161335Z",
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"id": "CVE-2026-79994",
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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": "2026-09-16T17:57:02.176Z"
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}
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}
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]
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}
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} |