{"id":"CVE-2020-6088","aliases":["EUVD-2020-27242","GHSA-6phq-rjgc-62hr"],"status":"published","title":"An exploitable denial of service vulnerability exists in the ENIP Request Path Network Segment...","description":"An exploitable denial of service vulnerability exists in the ENIP Request Path Network Segment functionality of Allen-Bradley Flex IO 1794-AENT/B 4.003. A specially crafted network request can cause a loss of communications with the device resulting in denial-of-service. An attacker can send a malicious packet to trigger this vulnerability.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.03496,"percentile":0.89317,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2021-02-04T06:18:41Z","modified":"2026-06-17T03:22:39Z","products":[{"vendor":"rockwellautomation","product":"flex_io_1794-aent\\/b_firmware"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2020-1008","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-6088"},{"url":"https://github.com/advisories/GHSA-6phq-rjgc-62hr"}],"sources":{"cve":[{"id":"CVE-2020-6088","description":"An exploitable denial of service vulnerability exists in the ENIP Request Path Network Segment functionality of Allen-Bradley Flex IO 1794-AENT/B 4.003. A specially crafted network request can cause a loss of communications with the device resulting in denial-of-service. An attacker can send a malicious packet to trigger this vulnerability.","status":"published","published":"2021-02-04T06:18:41Z","modified":"2024-08-04T08:47:40.95Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:35:52.592504Z"}],"euvd":[{"id":"EUVD-2020-27242","description":"An exploitable denial of service vulnerability exists in the ENIP Request Path Network Segment functionality of Allen-Bradley Flex IO 1794-AENT/B 4.003. A specially crafted network request can cause a loss of communications with the device resulting in denial-of-service. An attacker can send a malicious packet to trigger this vulnerability.","status":"published","published":"2021-02-04T06:18:41Z","modified":"2024-08-04T08:47:40Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T03:08:04.689205Z"}],"ghsa":[{"id":"GHSA-6phq-rjgc-62hr","title":"An exploitable denial of service vulnerability exists in the ENIP Request Path Network Segment...","description":"An exploitable denial of service vulnerability exists in the ENIP Request Path Network Segment functionality of Allen-Bradley Flex IO 1794-AENT/B 4.003. A specially crafted network request can cause a loss of communications with the device resulting in denial-of-service. An attacker can send a malicious packet to trigger this vulnerability.","status":"published","published":"2022-05-24T17:40:58Z","modified":"2023-01-29T05:05:34Z","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-120"],"updated_at":"2026-11-02T14:45:49.336023Z"}],"nvd":[{"id":"CVE-2020-6088","description":"An exploitable denial of service vulnerability exists in the ENIP Request Path Network Segment functionality of Allen-Bradley Flex IO 1794-AENT/B 4.003. A specially crafted network request can cause a loss of communications with the device resulting in denial-of-service. An attacker can send a malicious packet to trigger this vulnerability.","status":"published","published":"2021-02-04T07:15:13.54Z","modified":"2026-06-17T03:22:39.97Z","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":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:06:34.188486Z"}]}}