{"id":"CVE-2019-10954","aliases":["EUVD-2019-2668","GHSA-w6v6-c9pm-2p53"],"status":"published","title":"Rockwell Automation CompactLogix 5370 Stack-based Buffer Overflow","description":"An attacker could send crafted SMTP packets to cause a denial-of-service condition where the controller enters a major non-recoverable faulted state (MNRF) in CompactLogix 5370 L1, L2, and L3 Controllers, Compact GuardLogix 5370 controllers, and Armor Compact GuardLogix 5370 Controllers Versions 20 - 30 and earlier.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.06104,"percentile":0.93476,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-787"],"published":"2019-05-01T18:59:28Z","modified":"2026-06-17T02:11:59Z","products":[{"vendor":"rockwell automation","product":"armor compact guardlogix 5370 controllers"},{"vendor":"rockwell automation","product":"compact guardlogix 5370 controllers"},{"vendor":"rockwell automation","product":"compactlogix 5370 l1 controllers"},{"vendor":"rockwell automation","product":"compactlogix 5370 l2 controllers"},{"vendor":"rockwell automation","product":"compactlogix 5370 l3 controllers"},{"vendor":"rockwellautomation","product":"armor_compact_guardlogix_5370_firmware"},{"vendor":"rockwellautomation","product":"compact_guardlogix_5370_firmware"},{"vendor":"rockwellautomation","product":"compactlogix_5370_l1_firmware"},{"vendor":"rockwellautomation","product":"compactlogix_5370_l2_firmware"},{"vendor":"rockwellautomation","product":"compactlogix_5370_l3_firmware"}],"references":[{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-19-120-01","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"http://www.securityfocus.com/bid/108118","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link"]},{"url":"https://rockwellautomation.custhelp.com/app/answers/detail/a_id/1075979","tags":["x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-10954"},{"url":"https://github.com/advisories/GHSA-w6v6-c9pm-2p53"}],"sources":{"cve":[{"id":"CVE-2019-10954","title":"Rockwell Automation CompactLogix 5370 Stack-based Buffer Overflow","description":"An attacker could send crafted SMTP packets to cause a denial-of-service condition where the controller enters a major non-recoverable faulted state (MNRF) in CompactLogix 5370 L1, L2, and L3 Controllers, Compact GuardLogix 5370 controllers, and Armor Compact GuardLogix 5370 Controllers Versions 20 - 30 and earlier.","status":"published","published":"2019-05-01T18:59:28Z","modified":"2024-08-04T22:40:15.332Z","cwes":["CWE-121"],"updated_at":"2026-11-02T14:20:19.399352Z"}],"euvd":[{"id":"EUVD-2019-2668","description":"An attacker could send crafted SMTP packets to cause a denial-of-service condition where the controller enters a major non-recoverable faulted state (MNRF) in CompactLogix 5370 L1, L2, and L3 Controllers, Compact GuardLogix 5370 controllers, and Armor Compact GuardLogix 5370 Controllers Versions 20 - 30 and earlier.","status":"published","published":"2019-05-01T18:59:28Z","modified":"2024-08-04T22:40:15Z","updated_at":"2026-11-03T02:40:50.763878Z"}],"ghsa":[{"id":"GHSA-w6v6-c9pm-2p53","title":"An attacker could send crafted SMTP packets to cause a denial-of-service condition where the...","description":"An attacker could send crafted SMTP packets to cause a denial-of-service condition where the controller enters a major non-recoverable faulted state (MNRF) in CompactLogix 5370 L1, L2, and L3 Controllers, Compact GuardLogix 5370 controllers, and Armor Compact GuardLogix 5370 Controllers Versions 20 to 30.014 and earlier.","status":"published","published":"2022-05-24T16:45:01Z","modified":"2023-06-28T05:01:45Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:54:39.385813Z"}],"nvd":[{"id":"CVE-2019-10954","description":"An attacker could send crafted SMTP packets to cause a denial-of-service condition where the controller enters a major non-recoverable faulted state (MNRF) in CompactLogix 5370 L1, L2, and L3 Controllers, Compact GuardLogix 5370 controllers, and Armor Compact GuardLogix 5370 Controllers Versions 20 - 30 and earlier.","status":"published","published":"2019-05-01T19:29:00.237Z","modified":"2026-06-17T02:11:59.503Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:05:12.471695Z"}]}}