{
    "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"
                }
            }
        ]
    }
}