326 lines
14 KiB
JSON
326 lines
14 KiB
JSON
{
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"containers": {
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"cna": {
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"affected": [
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{
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"product": "moby",
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"vendor": "moby",
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"versions": [
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{
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"status": "affected",
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"version": "< 19.03.15"
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},
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{
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"status": "affected",
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"version": ">= 20.0.0, < 20.10.3"
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}
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]
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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": "In Docker before versions 9.03.15, 20.10.3 there is a vulnerability involving the --userns-remap option in which access to remapped root allows privilege escalation to real root. When using \"--userns-remap\", if the root user in the remapped namespace has access to the host filesystem they can modify files under \"/var/lib/docker/<remapping>\" that cause writing files with extended privileges. Versions 20.10.3 and 19.03.15 contain patches that prevent privilege escalation from remapped user."
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"attackComplexity": "LOW",
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"attackVector": "ADJACENT_NETWORK",
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"availabilityImpact": "NONE",
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"baseScore": 6.8,
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"baseSeverity": "MEDIUM",
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"confidentialityImpact": "NONE",
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"integrityImpact": "HIGH",
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"privilegesRequired": "LOW",
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"scope": "CHANGED",
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"userInteraction": "NONE",
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"vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N",
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"version": "3.1"
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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-22",
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"description": "CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')",
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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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"dateUpdated": "2021-07-10T04:06:25.000Z",
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"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
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"shortName": "GitHub_M"
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},
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"references": [
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{
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://docs.docker.com/engine/release-notes/#20103"
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},
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{
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://github.com/moby/moby/releases/tag/v20.10.3"
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},
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{
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://github.com/moby/moby/releases/tag/v19.03.15"
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},
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{
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"tags": [
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"x_refsource_CONFIRM"
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],
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"url": "https://github.com/moby/moby/security/advisories/GHSA-7452-xqpj-6rpc"
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},
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{
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://github.com/moby/moby/commit/64bd4485b3a66a597c02c95f5776395e540b2c7c"
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},
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{
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"tags": [
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"x_refsource_CONFIRM"
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],
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"url": "https://security.netapp.com/advisory/ntap-20210226-0005/"
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},
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{
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"name": "DSA-4865",
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"tags": [
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"vendor-advisory",
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"x_refsource_DEBIAN"
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],
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"url": "https://www.debian.org/security/2021/dsa-4865"
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},
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{
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"name": "GLSA-202107-23",
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"tags": [
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"vendor-advisory",
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"x_refsource_GENTOO"
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],
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"url": "https://security.gentoo.org/glsa/202107-23"
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}
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],
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"source": {
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"advisory": "GHSA-7452-xqpj-6rpc",
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"discovery": "UNKNOWN"
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},
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"title": "privilege escalation in Moby",
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"x_legacyV4Record": {
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"CVE_data_meta": {
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"ASSIGNER": "security-advisories@github.com",
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"ID": "CVE-2021-21284",
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"STATE": "PUBLIC",
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"TITLE": "privilege escalation in Moby"
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},
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"affects": {
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"vendor": {
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"vendor_data": [
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{
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"product": {
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"product_data": [
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{
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"product_name": "moby",
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"version": {
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"version_data": [
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{
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"version_value": "< 19.03.15"
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},
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{
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"version_value": ">= 20.0.0, < 20.10.3"
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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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"vendor_name": "moby"
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}
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]
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}
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},
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"data_format": "MITRE",
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"data_type": "CVE",
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"data_version": "4.0",
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"description": {
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"description_data": [
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{
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"lang": "eng",
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"value": "In Docker before versions 9.03.15, 20.10.3 there is a vulnerability involving the --userns-remap option in which access to remapped root allows privilege escalation to real root. When using \"--userns-remap\", if the root user in the remapped namespace has access to the host filesystem they can modify files under \"/var/lib/docker/<remapping>\" that cause writing files with extended privileges. Versions 20.10.3 and 19.03.15 contain patches that prevent privilege escalation from remapped user."
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}
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]
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},
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"impact": {
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"cvss": {
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"attackComplexity": "LOW",
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"attackVector": "ADJACENT_NETWORK",
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"availabilityImpact": "NONE",
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"baseScore": 6.8,
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"baseSeverity": "MEDIUM",
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"confidentialityImpact": "NONE",
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"integrityImpact": "HIGH",
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"privilegesRequired": "LOW",
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"scope": "CHANGED",
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"userInteraction": "NONE",
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"vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N",
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"version": "3.1"
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}
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},
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"problemtype": {
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"problemtype_data": [
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{
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"description": [
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{
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"lang": "eng",
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"value": "CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')"
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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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"reference_data": [
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{
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"name": "https://docs.docker.com/engine/release-notes/#20103",
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"refsource": "MISC",
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"url": "https://docs.docker.com/engine/release-notes/#20103"
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},
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{
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"name": "https://github.com/moby/moby/releases/tag/v20.10.3",
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"refsource": "MISC",
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"url": "https://github.com/moby/moby/releases/tag/v20.10.3"
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},
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{
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"name": "https://github.com/moby/moby/releases/tag/v19.03.15",
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"refsource": "MISC",
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"url": "https://github.com/moby/moby/releases/tag/v19.03.15"
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},
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{
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"name": "https://github.com/moby/moby/security/advisories/GHSA-7452-xqpj-6rpc",
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"refsource": "CONFIRM",
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"url": "https://github.com/moby/moby/security/advisories/GHSA-7452-xqpj-6rpc"
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},
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{
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"name": "https://github.com/moby/moby/commit/64bd4485b3a66a597c02c95f5776395e540b2c7c",
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"refsource": "MISC",
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"url": "https://github.com/moby/moby/commit/64bd4485b3a66a597c02c95f5776395e540b2c7c"
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},
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{
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"name": "https://security.netapp.com/advisory/ntap-20210226-0005/",
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"refsource": "CONFIRM",
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"url": "https://security.netapp.com/advisory/ntap-20210226-0005/"
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},
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{
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"name": "DSA-4865",
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"refsource": "DEBIAN",
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"url": "https://www.debian.org/security/2021/dsa-4865"
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},
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{
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"name": "GLSA-202107-23",
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"refsource": "GENTOO",
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"url": "https://security.gentoo.org/glsa/202107-23"
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}
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]
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},
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"source": {
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"advisory": "GHSA-7452-xqpj-6rpc",
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"discovery": "UNKNOWN"
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}
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},
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"adp": [
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{
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"shortName": "CVE",
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"dateUpdated": "2024-08-03T18:09:15.042Z"
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"title": "CVE Program Container",
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"references": [
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],
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},
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{
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},
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"cveMetadata": {
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"assignerShortName": "GitHub_M",
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"cveId": "CVE-2021-21284",
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"datePublished": "2021-02-02T17:55:22.000Z",
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"dateReserved": "2020-12-22T00:00:00.000Z",
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"dateUpdated": "2024-08-03T18:09:15.042Z",
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"state": "PUBLISHED"
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},
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} |