{"cve":"CVE-2022-22991","nvd":{"published":"2022-01-13T21:15:08.980","modified":"2026-06-17T04:29:18.480","status":"Modified","description":"A malicious user on the same LAN could use DNS spoofing followed by a command injection attack to trick a NAS device into loading through an unsecured HTTP call. Addressed this vulnerability by disabling checks for internet connectivity using HTTP.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-77","CWE-78"],"references":["https://www.westerndigital.com/support/product-security/wdc-22002-my-cloud-os5-firmware-5-19-117","https://www.zerodayinitiative.com/advisories/ZDI-22-077/","https://www.westerndigital.com/support/product-security/wdc-22002-my-cloud-os5-firmware-5-19-117","https://www.zerodayinitiative.com/advisories/ZDI-22-077/"],"products":["westerndigital:my_cloud_os"],"source":"nvd","synced_at":"2026-10-19T21:26:33.761856376+00:00"},"epss":{"cve":"CVE-2022-22991","score":0.01333,"percentile":0.71127,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}