{"affected":[{"defaultStatus":"unaffected","product":"XWEB EVO","source":"CNA: VulnCheck","vendor":"Copeland","versions":[{"lessThanOrEqual":"5.8.8","status":"affected","version":"0","versionType":"semver"}]}],"cveId":"CVE-2026-124006","cwes":["CWE-798","CWE-1392"],"description":"XWEB EVO through 5.8.8 contains a predictable credential generation vulnerability that allows attackers to derive the Linux root password by computing a fixed prefix combined with a daily password value. Attackers can calculate the deterministic root credential, which before 5.7.0 was identical across all units and from 5.7.0 onward remains derivable from the MAC-based daily password, to gain unauthorized root access to the underlying operating system. This product line reached it's end of service date in March 2026.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":9.2,"severity":"critical","source":"CNA: VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0"},{"score":8.1,"severity":"high","source":"CNA: VulnCheck","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}],"modifiedAt":1794514138024,"publishedAt":1794512663841,"references":[{"source":"CNA: VulnCheck","tags":["patch","product"],"url":"https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate"},{"source":"CNA: VulnCheck","tags":["vendor-advisory"],"url":"https://webapps.copeland.com/dixell/Content/Pages/AdvertisingMaterials/ProductNews/XWEB%20EVO%20EoS%20-%20Product_Bulletin_March_2026.pdf"},{"source":"CNA: VulnCheck","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/dixell-copeland-xweb-evo-predictable-root-password-generation"}],"remediation":[{"kind":"fix","source":"CNA: VulnCheck","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate"}],"revision":"c377bd2c67558114a0a9f3be62df93c08635f18435393d72dcd7efa95c9824cf","sources":[{"modifiedAt":1794514138024,"name":"CNA: VulnCheck","retrievedAt":1794517731770,"url":"https://www.cve.org/CVERecord?id=CVE-2026-124006"}],"ssvc":null,"status":"published","title":"Dixell/Copeland XWEB EVO Predictable Root Password Generation","updatedAt":1794517731770}