{"id":"CVE-2021-22784","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-22784","generatedAt":"2026-11-05T01:11:06.270Z","title":"A CWE-306: Missing Authentication for Critical Function vulnerability exists in C-Bus Toolkit v1.15.8 and prior that could allow an attacker to use a crafted webpage to obtain remote access to the system.","description":"A CWE-306: Missing Authentication for Critical Function vulnerability exists in C-Bus Toolkit v1.15.8 and prior that could allow an attacker to use a crafted webpage to obtain remote access to the system.","published":"2021-07-21T15:15:15.000Z","lastModified":"2026-06-17T03:37:46.000Z","status":"Modified","sourceIdentifier":"cybersecurity@se.com","cvss":{"version":"3.1","score":5.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N"},"cwe":["CWE-306"],"affected":["schneider-electric/c-bus toolkit"],"epss":{"score":0.12083,"percentile":0.96151,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 12.1%, higher than 96% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-04","tags":["Product","Vendor Advisory"],"source":"cybersecurity@se.com"},{"url":"https://www.tenable.com/security/research/tra-2021-50","tags":["Exploit","Third Party Advisory"],"source":"cybersecurity@se.com"},{"url":"http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-04","tags":["Product","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.tenable.com/security/research/tra-2021-50","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-22784","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."}