{"id":"CVE-2018-7798","aliases":["EUVD-2018-19510","GHSA-wcc5-wx82-x4gx"],"status":"published","title":"A Insufficient Verification of Data Authenticity (CWE-345) vulnerability exists in the Modicon...","description":"A Insufficient Verification of Data Authenticity (CWE-345) vulnerability exists in the Modicon M221, all versions, which could cause a change of IPv4 configuration (IP address, mask and gateway) when remotely connected to the device.","severity":{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00655,"percentile":0.51645,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-345"],"published":"2018-11-02T17:00:00Z","modified":"2026-06-17T02:03:45Z","products":[{"vendor":"schneider electric se","product":"modicon m221, all versions"},{"vendor":"schneider-electric","product":"somachine_basic"}],"references":[{"url":"http://www.securityfocus.com/bid/105970","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://www.schneider-electric.com/en/download/document/SEVD-2018-270-01/","tags":["x_refsource_CONFIRM","x_transferred","Mitigation","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-7798"},{"url":"https://www.schneider-electric.com/en/download/document/SEVD-2018-270-01"},{"url":"https://github.com/advisories/GHSA-wcc5-wx82-x4gx"}],"sources":{"cve":[{"id":"CVE-2018-7798","description":"A Insufficient Verification of Data Authenticity (CWE-345) vulnerability exists in the Modicon M221, all versions, which could cause a change of IPv4 configuration (IP address, mask and gateway) when remotely connected to the device.","status":"published","published":"2018-11-02T17:00:00Z","modified":"2026-05-29T14:09:12.112Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","level":"high","assessor":"adp"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T14:35:10.313768Z"}],"euvd":[{"id":"EUVD-2018-19510","description":"A Insufficient Verification of Data Authenticity (CWE-345) vulnerability exists in the Modicon M221, all versions, which could cause a change of IPv4 configuration (IP address, mask and gateway) when remotely connected to the device.","status":"published","published":"2018-11-02T17:00:00Z","modified":"2026-05-29T14:09:12Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","level":"high"}],"updated_at":"2026-11-02T18:21:01.215325Z"}],"ghsa":[{"id":"GHSA-wcc5-wx82-x4gx","title":"A Insufficient Verification of Data Authenticity (CWE-345) vulnerability exists in the Modicon...","description":"A Insufficient Verification of Data Authenticity (CWE-345) vulnerability exists in the Modicon M221, all versions, which could cause a change of IPv4 configuration (IP address, mask and gateway) when remotely connected to the device.","status":"published","published":"2022-05-13T01:04:09Z","modified":"2026-05-29T15:31:23Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","level":"high"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T15:08:22.826978Z"}],"nvd":[{"id":"CVE-2018-7798","description":"A Insufficient Verification of Data Authenticity (CWE-345) vulnerability exists in the Modicon M221, all versions, which could cause a change of IPv4 configuration (IP address, mask and gateway) when remotely connected to the device.","status":"published","published":"2018-11-02T17:29:00.68Z","modified":"2026-06-17T02:03:45.33Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","level":"high","assessor":"primary"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","level":"high","assessor":"secondary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T14:04:47.196456Z"}]}}