{"id":"CVE-2021-27413","aliases":["EUVD-2021-14167","GHSA-j3pj-94ww-qq3j"],"status":"published","title":"Omron CX-One Versions 4.60 and prior, including CX-Server Versions 5.0.29.0 and prior, are...","description":"Omron CX-One Versions 4.60 and prior, including CX-Server Versions 5.0.29.0 and prior, are vulnerable to a stack-based buffer overflow, which may allow an attacker to execute arbitrary code.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.09987,"percentile":0.95669,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-787"],"published":"2021-05-13T18:56:33Z","modified":"2026-06-17T03:44:48Z","products":[{"vendor":"ics-cert","product":"omron cx-one"},{"vendor":"omron","product":"cx-one"},{"vendor":"omron","product":"cx-server"}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-588/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-131-01","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27413"},{"url":"https://github.com/advisories/GHSA-j3pj-94ww-qq3j"}],"sources":{"cve":[{"id":"CVE-2021-27413","description":"Omron CX-One Versions 4.60 and prior, including CX-Server Versions 5.0.29.0 and prior, are vulnerable to a stack-based buffer overflow, which may allow an attacker to execute arbitrary code.","status":"published","published":"2021-05-13T18:56:33Z","modified":"2024-08-03T20:48:16.891Z","cwes":["CWE-121"],"updated_at":"2026-11-02T14:33:04.360272Z"}],"euvd":[{"id":"EUVD-2021-14167","description":"Omron CX-One Versions 4.60 and prior, including CX-Server Versions 5.0.29.0 and prior, are vulnerable to a stack-based buffer overflow, which may allow an attacker to execute arbitrary code.","status":"published","published":"2021-05-13T18:56:33Z","modified":"2024-08-03T20:48:16Z","updated_at":"2026-11-03T03:24:49.368497Z"}],"ghsa":[{"id":"GHSA-j3pj-94ww-qq3j","title":"Omron CX-One Versions 4.60 and prior, including CX-Server Versions 5.0.29.0 and prior, are...","description":"Omron CX-One Versions 4.60 and prior, including CX-Server Versions 5.0.29.0 and prior, are vulnerable to a stack-based buffer overflow, which may allow an attacker to execute arbitrary code.","status":"published","published":"2022-05-24T19:02:18Z","modified":"2023-01-29T05:06:15Z","cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:45:59.056416Z"}],"nvd":[{"id":"CVE-2021-27413","description":"Omron CX-One Versions 4.60 and prior, including CX-Server Versions 5.0.29.0 and prior, are vulnerable to a stack-based buffer overflow, which may allow an attacker to execute arbitrary code.","status":"published","published":"2021-05-13T19:15:07.943Z","modified":"2026-06-17T03:44:48.647Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:06:53.343329Z"}]}}