{"id":"CVE-2021-22817","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-22817","generatedAt":"2026-10-27T23:43:23.297Z","title":"A CWE-276: Incorrect Default Permissions vulnerability exists that could cause unauthorized access to the base installation directory leading to local privilege escalation.","description":"A CWE-276: Incorrect Default Permissions vulnerability exists that could cause unauthorized access to the base installation directory leading to local privilege escalation. Affected Product: Harmony/Magelis iPC Series (All Versions), Vijeo Designer (All Versions prior to V6.2 SP11 Multiple HotFix 4), Vijeo Designer Basic (All Versions prior to V1.2.1)","published":"2022-02-09T23:15:15.000Z","lastModified":"2026-06-17T03:37:51.000Z","status":"Modified","sourceIdentifier":"cybersecurity@se.com","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-276"],"affected":["schneider-electric/hmibmuhi29d2801 firmware","schneider-electric/hmibmusi29d2801 firmware","schneider-electric/hmibmuci29d2w01 firmware","schneider-electric/hmibmu0i29d2001 firmware","schneider-electric/hmibmu0i29d200a firmware","schneider-electric/hmibmuhi29d4801 firmware","schneider-electric/hmibmusi29d4801 firmware","schneider-electric/hmibmuci29d4w01 firmware","schneider-electric/hmibmu0i29d4001 firmware","schneider-electric/hmibmu0i29d400a firmware","schneider-electric/hmibmu0i29di00a firmware","schneider-electric/hmibmu0i29de00a firmware","schneider-electric/hmibmphi74d2801 firmware","schneider-electric/hmibmpsi74d2801 firmware","schneider-electric/hmibmp0i74d2001 firmware","schneider-electric/hmibmp0i74d200a firmware","schneider-electric/hmibmphi74d4801 firmware","schneider-electric/hmibmpsi74d4801 firmware","schneider-electric/hmibmp0i74d4001 firmware","schneider-electric/hmibmp0i74d400a firmware","schneider-electric/hmibmp0i74di00a firmware","schneider-electric/hmibmp0i74de00a firmware","schneider-electric/hmibscea53d1l01 firmware","schneider-electric/hmibmoma5ddf10l firmware","schneider-electric/hmibmoma5dd1e01 firmware","schneider-electric/hmibmoma5dd1101 firmware","schneider-electric/hmibmo0a5ddf10a firmware","schneider-electric/hmibmo0a5ddf101 firmware","schneider-electric/hmibmo0a5dd1001 firmware","schneider-electric/hmibmiea5dd1e01 firmware","schneider-electric/hmibmiea5dd110l firmware","schneider-electric/hmibmiea5dd1101 firmware","schneider-electric/hmibmiea5dd100a firmware","schneider-electric/hmibmiea5dd1001 firmware","schneider-electric/hmibscea53d1l0t firmware","schneider-electric/hmibscea53d1l0a firmware","schneider-electric/vijeo designer"],"epss":{"score":0.002,"percentile":0.09705,"date":"2026-10-26","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 (0.20%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-039-06","tags":["Vendor Advisory"],"source":"cybersecurity@se.com"},{"url":"https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-039-06","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-22817","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."}