{"id":"CVE-2017-9956","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-9956","generatedAt":"2026-10-28T21:16:38.099Z","title":"An authentication bypass vulnerability exists in Schneider Electric's U.motion Builder software versions 1.2.1 and prior in which the system contains a hard-coded valid session.","description":"An authentication bypass vulnerability exists in Schneider Electric's U.motion Builder software versions 1.2.1 and prior in which the system contains a hard-coded valid session. An attacker can use that session ID as part of the HTTP cookie of a web request, resulting in authentication bypass","published":"2017-09-26T01:29:04.000Z","lastModified":"2026-06-17T01:29:17.000Z","status":"Modified","sourceIdentifier":"cybersecurity@se.com","cvss":{"version":"3.0","score":7.3,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"},"cwe":["CWE-798"],"affected":["schneider-electric/u.motion builder"],"epss":{"score":0.01081,"percentile":0.64975,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.08%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.schneider-electric.com/en/download/document/SEVD-2017-178-01/","tags":["Vendor Advisory"],"source":"cybersecurity@se.com"},{"url":"http://www.securityfocus.com/bid/99344","tags":["Third Party Advisory","VDB Entry"],"source":"cybersecurity@se.com"},{"url":"http://www.schneider-electric.com/en/download/document/SEVD-2017-178-01/","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/99344","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-9956","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}