{"id":"CVE-2023-7242","aliases":["EUVD-2023-59423","GHSA-5mxr-cprf-ghf7"],"status":"published","title":"Ethercat Zeek Plugin Out-of-bounds Read","description":"Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat \nZeek Plugin versions d78dda6 and prior are vulnerable to out-of-bounds \nread during the process of analyzing a specific Ethercat packet. This \ncould allow an attacker to crash the Zeek process and leak some \ninformation in memory.","severity":{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00478,"percentile":0.41568,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2024-03-01T20:17:51Z","modified":"2026-06-17T06:52:23Z","products":[{"vendor":"cisa","product":"icsnpp-ethercat"},{"vendor":"cisa","product":"industrial control systems network protocol parsers (icsnpp) - ethercat plugin for zeek"}],"references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-24-051-02","tags":["x_transferred","US Government Resource","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-7242"},{"url":"https://github.com/advisories/GHSA-5mxr-cprf-ghf7"}],"sources":{"cve":[{"id":"CVE-2023-7242","title":"Ethercat Zeek Plugin Out-of-bounds Read","description":"\n\nIndustrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat \nZeek Plugin versions d78dda6 and prior are vulnerable to out-of-bounds \nread during the process of analyzing a specific Ethercat packet. This \ncould allow an attacker to crash the Zeek process and leak some \ninformation in memory.\n\n\n\n\n\n","status":"published","published":"2024-03-01T20:17:51.283Z","modified":"2024-08-02T08:57:35.466Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:35:33.794347Z"}],"euvd":[{"id":"EUVD-2023-59423","description":"\n\nIndustrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat \nZeek Plugin versions d78dda6 and prior are vulnerable to out-of-bounds \nread during the process of analyzing a specific Ethercat packet. This \ncould allow an attacker to crash the Zeek process and leak some \ninformation in memory.\n\n\n\n\n\n","status":"published","published":"2024-03-01T20:17:51Z","modified":"2024-08-02T08:57:35Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T03:50:09.688494Z"}],"ghsa":[{"id":"GHSA-5mxr-cprf-ghf7","title":"\n\nIndustrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat \nZeek Plugin versions...","description":"\n\nIndustrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat \nZeek Plugin versions d78dda6 and prior are vulnerable to out-of-bounds \nread during the process of analyzing a specific Ethercat packet. This \ncould allow an attacker to crash the Zeek process and leak some \ninformation in memory.\n\n\n\n\n\n","status":"published","published":"2024-03-01T21:31:16Z","modified":"2026-03-17T05:04:01Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"high"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:06:39.944141Z"}],"nvd":[{"id":"CVE-2023-7242","description":"\n\nIndustrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat \nZeek Plugin versions d78dda6 and prior are vulnerable to out-of-bounds \nread during the process of analyzing a specific Ethercat packet. This \ncould allow an attacker to crash the Zeek process and leak some \ninformation in memory.\n\n\n\n\n\n","status":"published","published":"2024-03-01T21:15:07.213Z","modified":"2026-06-17T06:52:23.547Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:09:07.077422Z"}]}}