{"id":"CVE-2021-22819","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-22819","generatedAt":"2026-10-27T21:20:17.544Z","title":"A CWE-1021 Improper Restriction of Rendered UI Layers or Frames vulnerability exists that could cause unintended modifications of the product settings or user accounts when deceiving the user to use the web interface rendered within iframes.","description":"A CWE-1021 Improper Restriction of Rendered UI Layers or Frames vulnerability exists that could cause unintended modifications of the product settings or user accounts when deceiving the user to use the web interface rendered within iframes. Affected Products: EVlink City EVC1S22P4 / EVC1S7P4 (All versions prior to R8 V3.4.0.2 ), EVlink Parking EVW2 / EVF2 / EVP2PE (All versions prior to R8 V3.4.0.2), and EVlink Smart Wallbox EVB1A (All versions prior to R8 V3.4.0.2)","published":"2022-01-28T20:15:10.000Z","lastModified":"2026-06-17T03:37:51.000Z","status":"Modified","sourceIdentifier":"cybersecurity@se.com","cvss":{"version":"3.1","score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N"},"cwe":["CWE-1021"],"affected":["schneider-electric/evlink city evc1s22p4 firmware","schneider-electric/evlink city evc1s7p4 firmware","schneider-electric/evlink parking evw2 firmware","schneider-electric/evlink parking evf2 firmware","schneider-electric/evlink parking evp2pe firmware","schneider-electric/evlink smart wallbox evb1a firmware"],"epss":{"score":0.00651,"percentile":0.50927,"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":"low","text":"Lower severity and a low EPSS score (0.65%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-348-02","tags":["Patch","Vendor Advisory"],"source":"cybersecurity@se.com"},{"url":"https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-348-02","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-22819","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."}