{"id":"CVE-2018-0691","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-0691","generatedAt":"2026-10-28T21:17:10.154Z","title":"Multiple +Message Apps (Softbank +Message App for Android prior to version 10.1.7, Softbank +Message App for iOS prior to version 1.1.23, NTT DOCOMO +Message App for Android prior to version 42.40.2800, NTT DOCOMO +Message App for iOS prior to version…","description":"Multiple +Message Apps (Softbank +Message App for Android prior to version 10.1.7, Softbank +Message App for iOS prior to version 1.1.23, NTT DOCOMO +Message App for Android prior to version 42.40.2800, NTT DOCOMO +Message App for iOS prior to version 1.1.23, KDDI +Message App for Android prior to version 1.0.6, and KDDI +Message App for iOS prior to version 1.1.23) do not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.","published":"2018-11-15T15:29:01.000Z","lastModified":"2026-06-17T01:31:28.000Z","status":"Modified","sourceIdentifier":"vultures@jpcert.or.jp","cvss":{"version":"3.0","score":5.9,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-295"],"affected":["kddi/\\+ message","ntttocomo/\\+ message","softbank/\\+ message","ntt tocomo/\\+ message"],"epss":{"score":0.00667,"percentile":0.5167,"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 (0.67%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://jvn.jp/en/jp/JVN37288228/index.html","tags":["Third Party Advisory"],"source":"vultures@jpcert.or.jp"},{"url":"https://www.au.com/information/notice_mobile/service/2018-002/","tags":["Patch","Vendor Advisory"],"source":"vultures@jpcert.or.jp"},{"url":"https://www.nttdocomo.co.jp/info/notice/page/180927_00.html","tags":["Patch","Vendor Advisory"],"source":"vultures@jpcert.or.jp"},{"url":"https://www.softbank.jp/mobile/info/personal/news/service/20180927a/","tags":["Patch","Vendor Advisory"],"source":"vultures@jpcert.or.jp"},{"url":"http://jvn.jp/en/jp/JVN37288228/index.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.au.com/information/notice_mobile/service/2018-002/","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.nttdocomo.co.jp/info/notice/page/180927_00.html","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.softbank.jp/mobile/info/personal/news/service/20180927a/","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-0691","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."}