CVE-2022-29844
Estado: ModificadaCrítica (9.8)—
A vulnerability in the FTP service of Western Digital My Cloud OS 5 devices running firmware versions prior to 5.26.119 allows an attacker to read and write arbitrary files. This could lead to a full NAS compromise and would give remote execution capabilities to the attacker.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 36%
- Percentil entre todas las CVEs puntuadas: 98
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (8)
Westerndigital — MY Cloud Dl2100 FirmwareWesterndigital — MY Cloud Dl4100 FirmwareWesterndigital — MY Cloud Ex2100 FirmwareWesterndigital — MY Cloud EX2 Ultra FirmwareWesterndigital — MY Cloud Ex4100 FirmwareWesterndigital — MY Cloud Mirror G2 FirmwareWesterndigital — MY Cloud Pr2100 FirmwareWesterndigital — MY Cloud Pr4100 Firmware
CWE
- CWE-23
- CWE-22
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2022-29844",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2022-29844",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2025-04-04T20:31:34.508649Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "psirt@wdc.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 6.7,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "HIGH",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.2,
"exploitabilityScore": 1.4
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 9.8,
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "psirt@wdc.com",
"affectedData": [
{
"vendor": "Western Digital",
"product": "My Cloud",
"versions": [
{
"status": "affected",
"version": "My Cloud OS 5",
"lessThan": "5.26.119",
"versionType": "custom"
}
],
"platforms": [
"Linux"
]
}
]
}
],
"published": "2023-01-26T21:15:33.953",
"references": [
{
"url": "https://www.westerndigital.com/en-in/support/product-security/wdc-23002-my-cloud-firmware-version-5-26-119",
"tags": [
"Vendor Advisory"
],
"source": "psirt@wdc.com"
},
{
"url": "https://www.westerndigital.com/en-in/support/product-security/wdc-23002-my-cloud-firmware-version-5-26-119",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "psirt@wdc.com",
"description": [
{
"lang": "en",
"value": "CWE-23"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-22"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in the FTP service of Western Digital My Cloud OS 5 devices running firmware versions prior to 5.26.119 allows an attacker to read and write arbitrary files. This could lead to a full NAS compromise and would give remote execution capabilities to the attacker."
},
{
"lang": "es",
"value": "Una vulnerabilidad en el servicio FTP de los dispositivos Western Digital My Cloud OS 5 que ejecutan versiones de firmware anteriores a la 5.26.119 permite a un atacante leer y escribir archivos arbitrarios. Esto podría provocar un compromiso total del NAS y proporcionaría capacidades de ejecución remota al atacante."
}
],
"lastModified": "2026-06-17T04:40:48.980",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:westerndigital:my_cloud_pr2100_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C446B660-C2A5-453B-9491-8671F049668D",
"versionEndExcluding": "5.26.119"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:westerndigital:my_cloud_pr2100:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "BF58260B-2131-402C-A9DA-67B188136DE1"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:westerndigital:my_cloud_pr4100_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "42155437-8052-4D40-918A-08422FC68AB4",
"versionEndExcluding": "5.26.119"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:westerndigital:my_cloud_pr4100:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "CB0C2FD9-4792-4DA2-9698-E53109A499EC"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:westerndigital:my_cloud_ex4100_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "3C147708-FF9B-4C7A-AC8B-E1F14E06CE3C",
"versionEndExcluding": "5.26.119"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:westerndigital:my_cloud_ex4100:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "B78030F0-6655-4604-9D16-2FA1F3FD52FF"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:westerndigital:my_cloud_ex2_ultra_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "5A445D44-CE21-4B01-8C7B-29F4BD461EDE",
"versionEndExcluding": "5.26.119"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:westerndigital:my_cloud_ex2_ultra:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "5A581EBA-A1F2-4ABC-8183-29973A46FA43"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:westerndigital:my_cloud_mirror_g2_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "005C7EC1-E936-4FB9-A073-C1C96278CD82",
"versionEndExcluding": "5.26.119"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:westerndigital:my_cloud_mirror_g2:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "6DE090BC-C847-4DF7-9C5F-52A300845558"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:westerndigital:my_cloud_dl2100_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C22F8195-942A-4927-9014-1BAEC0668C9D",
"versionEndExcluding": "5.26.119"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:westerndigital:my_cloud_dl2100:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "9E783EBC-7608-4527-B1AD-9B4E7A7A108C"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:westerndigital:my_cloud_dl4100_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B9C8DBD8-767D-4BF2-A8E8-85A5227B151F",
"versionEndExcluding": "5.26.119"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:westerndigital:my_cloud_dl4100:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "F3034F4A-239C-4E38-9BD6-217361A7C519"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:westerndigital:my_cloud_ex2100_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4F331A63-1454-44CB-B3FA-6A8E7A905DF1",
"versionEndExcluding": "5.26.119"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:westerndigital:my_cloud_ex2100:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "ABBBDC1E-2320-4767-B669-1BB2FFB1E1C4"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
],
"sourceIdentifier": "psirt@wdc.com"
}