{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2021-4435", "assignerOrgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5", "state": "PUBLISHED", "assignerShortName": "fedora", "dateReserved": "2024-02-01T14:23:02.896Z", "datePublished": "2024-02-04T19:16:35.651Z", "dateUpdated": "2025-06-17T14:29:17.224Z"}, "containers": {"cna": {"title": "Yarn: untrusted search path", "metrics": [{"other": {"content": {"value": "Moderate", "namespace": "https://access.redhat.com/security/updates/classification/"}, "type": "Red Hat severity rating"}}, {"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1"}, "format": "CVSS"}], "descriptions": [{"lang": "en", "value": "An untrusted search path vulnerability was found in Yarn. When a victim runs certain Yarn commands in a directory with attacker-controlled content, malicious commands could be executed in unexpected ways."}], "affected": [{"product": "yarn", "vendor": "n/a", "versions": [{"version": "1.22.13", "status": "unaffected"}]}, {"product": "Fedora", "vendor": "Fedora", "collectionURL": "https://packages.fedoraproject.org/", "packageName": "yarnpkg", "defaultStatus": "unaffected"}, {"product": "Extra Packages for Enterprise Linux", "vendor": "Fedora", "collectionURL": "https://packages.fedoraproject.org/", "packageName": "yarnpkg", "defaultStatus": "unaffected"}], "references": [{"url": "https://access.redhat.com/security/cve/CVE-2021-4435", "tags": ["vdb-entry", "x_refsource_REDHAT"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2262284", "name": "RHBZ#2262284", "tags": ["issue-tracking", "x_refsource_REDHAT"]}, {"url": "https://github.com/yarnpkg/yarn/commit/67fcce88935e45092ffa2674c08053f1ef5268a1"}, {"url": "https://github.com/yarnpkg/yarn/releases/tag/v1.22.13"}], "datePublic": "2021-09-20T00:00:00.000Z", "problemTypes": [{"descriptions": [{"cweId": "CWE-426", "description": "Untrusted Search Path", "lang": "en", "type": "CWE"}]}], "x_redhatCweChain": "CWE-426: Untrusted Search Path", "timeline": [{"lang": "en", "time": "2023-10-23T00:00:00.000Z", "value": "Reported to Red Hat."}, {"lang": "en", "time": "2021-09-20T00:00:00.000Z", "value": "Made public."}], "credits": [{"lang": "en", "value": "Red Hat would like to thank Paul Gerste (Sonar) for reporting this issue."}], "providerMetadata": {"orgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5", "shortName": "fedora", "dateUpdated": "2024-02-04T19:16:35.651Z"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:30:07.387Z"}, "title": "CVE Program Container", "references": [{"url": "https://access.redhat.com/security/cve/CVE-2021-4435", "tags": ["vdb-entry", "x_refsource_REDHAT", "x_transferred"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2262284", "name": "RHBZ#2262284", "tags": ["issue-tracking", "x_refsource_REDHAT", "x_transferred"]}, {"url": "https://github.com/yarnpkg/yarn/commit/67fcce88935e45092ffa2674c08053f1ef5268a1", "tags": ["x_transferred"]}, {"url": "https://github.com/yarnpkg/yarn/releases/tag/v1.22.13", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-06-17T14:29:04.160012Z", "id": "CVE-2021-4435", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-06-17T14:29:17.224Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://access.redhat.com/security/cve/CVE-2021-4435", "tags": ["vdb-entry", "x_refsource_REDHAT", "x_transferred"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2262284", "name": "RHBZ#2262284", "tags": ["issue-tracking", "x_refsource_REDHAT", "x_transferred"]}, {"url": "https://github.com/yarnpkg/yarn/commit/67fcce88935e45092ffa2674c08053f1ef5268a1", "tags": ["x_transferred"]}, {"url": "https://github.com/yarnpkg/yarn/releases/tag/v1.22.13", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:30:07.387Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-4435", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-06-17T14:29:04.160012Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-06-17T14:29:11.710Z"}}], "cna": {"title": "Yarn: untrusted search path", "credits": [{"lang": "en", "value": "Red Hat would like to thank Paul Gerste (Sonar) for reporting this issue."}], "metrics": [{"other": {"type": "Red Hat severity rating", "content": {"value": "Moderate", "namespace": "https://access.redhat.com/security/updates/classification/"}}}, {"format": "CVSS", "cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.7, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}], "affected": [{"vendor": "n/a", "product": "yarn", "versions": [{"status": "unaffected", "version": "1.22.13"}]}, {"vendor": "Fedora", "product": "Fedora", "packageName": "yarnpkg", "collectionURL": "https://packages.fedoraproject.org/", "defaultStatus": "unaffected"}, {"vendor": "Fedora", "product": "Extra Packages for Enterprise Linux", "packageName": "yarnpkg", "collectionURL": "https://packages.fedoraproject.org/", "defaultStatus": "unaffected"}], "timeline": [{"lang": "en", "time": "2023-10-23T00:00:00.000Z", "value": "Reported to Red Hat."}, {"lang": "en", "time": "2021-09-20T00:00:00.000Z", "value": "Made public."}], "datePublic": "2021-09-20T00:00:00.000Z", "references": [{"url": "https://access.redhat.com/security/cve/CVE-2021-4435", "tags": ["vdb-entry", "x_refsource_REDHAT"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2262284", "name": "RHBZ#2262284", "tags": ["issue-tracking", "x_refsource_REDHAT"]}, {"url": "https://github.com/yarnpkg/yarn/commit/67fcce88935e45092ffa2674c08053f1ef5268a1"}, {"url": "https://github.com/yarnpkg/yarn/releases/tag/v1.22.13"}], "descriptions": [{"lang": "en", "value": "An untrusted search path vulnerability was found in Yarn. When a victim runs certain Yarn commands in a directory with attacker-controlled content, malicious commands could be executed in unexpected ways."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-426", "description": "Untrusted Search Path"}]}], "providerMetadata": {"orgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5", "shortName": "fedora", "dateUpdated": "2024-02-04T19:16:35.651Z"}, "x_redhatCweChain": "CWE-426: Untrusted Search Path"}}, "cveMetadata": {"cveId": "CVE-2021-4435", "state": "PUBLISHED", "dateUpdated": "2025-06-17T14:29:17.224Z", "dateReserved": "2024-02-01T14:23:02.896Z", "assignerOrgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5", "datePublished": "2024-02-04T19:16:35.651Z", "assignerShortName": "fedora"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:yarnpkg:yarn:*:*:*:*:*:*:*:*", "matchCriteriaId": "BCBACDE9-403C-4A92-8F39-ABCF4216F7AA", "versionEndExcluding": "1.22.13", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An untrusted search path vulnerability was found in Yarn. When a victim runs certain Yarn commands in a directory with attacker-controlled content, malicious commands could be executed in unexpected ways."}, {"lang": "es", "value": "Se encontr\u00f3 una vulnerabilidad de ruta de b\u00fasqueda no confiable en Yarn. Cuando una v\u00edctima ejecuta ciertos comandos de Yarn en un directorio con contenido controlado por un atacante, se podr\u00edan ejecutar comandos maliciosos de formas inesperadas."}], "id": "CVE-2021-4435", "lastModified": "2024-11-21T06:37:43.400", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 6.0, "source": "patrick@puiterwijk.org", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2024-02-04T20:15:45.657", "references": [{"source": "patrick@puiterwijk.org", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2021-4435"}, {"source": "patrick@puiterwijk.org", "tags": ["Issue Tracking"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2262284"}, {"source": "patrick@puiterwijk.org", "tags": ["Patch"], "url": "https://github.com/yarnpkg/yarn/commit/67fcce88935e45092ffa2674c08053f1ef5268a1"}, {"source": "patrick@puiterwijk.org", "tags": ["Release Notes"], "url": "https://github.com/yarnpkg/yarn/releases/tag/v1.22.13"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2021-4435"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2262284"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://github.com/yarnpkg/yarn/commit/67fcce88935e45092ffa2674c08053f1ef5268a1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://github.com/yarnpkg/yarn/releases/tag/v1.22.13"}], "sourceIdentifier": "patrick@puiterwijk.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-426"}], "source": "patrick@puiterwijk.org", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-426"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Paul Gerste (Sonar) for reporting this issue.", "bugzilla": {"description": "yarn: untrusted search path", "id": "2262284", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2262284"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.7", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-426", "details": ["An untrusted search path vulnerability was found in Yarn. When a victim runs certain Yarn commands in a directory with attacker-controlled content, malicious commands could be executed in unexpected ways.", "An untrusted search path vulnerability was found in Yarn. When a victim runs certain Yarn commands in a directory with attacker-controlled content, malicious commands could be executed in unexpected ways."], "name": "CVE-2021-4435", "public_date": "2021-09-20T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-4435"], "statement": "This flaw affects Windows versions only.", "threat_severity": "Moderate"}

{}