{"id":"CVE-2018-15479","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-15479","generatedAt":"2026-10-28T22:21:02.731Z","title":"This lack of device authentication allowed an attacker to impersonate any device by guessing or learning their MAC address.","description":"An issue was discovered in myStrom WiFi Switch V1 before 2.66, WiFi Switch V2 before 3.80, WiFi Switch EU before 3.80, WiFi Bulb before 2.58, WiFi LED Strip before 3.80, WiFi Button before 2.73, and WiFi Button Plus before 2.73. Devices did not authenticate themselves to the cloud in device to cloud communication. This lack of device authentication allowed an attacker to impersonate any device by guessing or learning their MAC address.","published":"2018-08-30T17:29:02.000Z","lastModified":"2026-06-17T01:42:36.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":6.5,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"},"cwe":["CWE-287"],"affected":["mystrom/wifi switch firmware","mystrom/wifi button plus firmware","mystrom/wifi button firmware","mystrom/wifi switch eu firmware","mystrom/wifi bulb firmware","mystrom/wifi led strip firmware"],"epss":{"score":0.00787,"percentile":0.55938,"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":"low","text":"Lower severity and a low EPSS score (0.79%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://www.swisscom.ch/content/dam/swisscom/de/about/nachhaltigkeit/digitale-schweiz/sicherheit/bug-bounty/files/cve-2018-15476ff.txt","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.swisscom.ch/content/dam/swisscom/de/about/nachhaltigkeit/digitale-schweiz/sicherheit/bug-bounty/files/cve-2018-15476ff.txt","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-15479","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."}