{"id":"CVE-2018-20397","aliases":["EUVD-2018-12955","GHSA-fc75-fxr8-wjjp"],"status":"published","title":"mplus CBC383Z CBC383Z_mplus_MDr026 devices allow remote attackers to discover credentials via iso...","description":"mplus CBC383Z CBC383Z_mplus_MDr026 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and iso.3.6.1.4.1.4491.2.4.1.1.6.1.2.0 SNMP requests.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01513,"percentile":0.74637,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-522"],"published":"2018-12-23T21:00:00Z","modified":"2026-06-17T01:52:46Z","products":[{"vendor":"mplustec","product":"cbc383z_firmware"}],"references":[{"url":"https://github.com/ezelf/sensitivesOids/blob/master/oidpassswordleaks.csv","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://misteralfa-hack.blogspot.com/2018/12/stringbleed-y-ahora-que-passwords-leaks.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-20397"},{"url":"https://github.com/advisories/GHSA-fc75-fxr8-wjjp"}],"sources":{"cve":[{"id":"CVE-2018-20397","description":"mplus CBC383Z CBC383Z_mplus_MDr026 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and iso.3.6.1.4.1.4491.2.4.1.1.6.1.2.0 SNMP requests.","status":"published","published":"2018-12-23T21:00:00Z","modified":"2024-09-16T16:28:34.414Z","updated_at":"2026-11-02T14:35:00.237825Z"}],"euvd":[{"id":"EUVD-2018-12955","description":"mplus CBC383Z CBC383Z_mplus_MDr026 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and iso.3.6.1.4.1.4491.2.4.1.1.6.1.2.0 SNMP requests.","status":"published","published":"2018-12-23T21:00:00Z","modified":"2024-09-16T16:28:34Z","updated_at":"2026-11-03T00:55:51.136895Z"}],"ghsa":[{"id":"GHSA-fc75-fxr8-wjjp","title":"mplus CBC383Z CBC383Z_mplus_MDr026 devices allow remote attackers to discover credentials via iso...","description":"mplus CBC383Z CBC383Z_mplus_MDr026 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and iso.3.6.1.4.1.4491.2.4.1.1.6.1.2.0 SNMP requests.","status":"published","published":"2022-05-13T01:51:02Z","modified":"2023-02-02T05:01:55Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-522"],"updated_at":"2026-11-02T14:51:17.99492Z"}],"nvd":[{"id":"CVE-2018-20397","description":"mplus CBC383Z CBC383Z_mplus_MDr026 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and iso.3.6.1.4.1.4491.2.4.1.1.6.1.2.0 SNMP requests.","status":"published","published":"2018-12-23T21:29:01.357Z","modified":"2026-06-17T01:52:46.483Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-522"],"updated_at":"2026-11-02T14:04:50.99633Z"}]}}