{"id":"CVE-2023-27854","aliases":["EUVD-2023-31589","GHSA-cqgr-82mv-j79r"],"status":"published","title":"Rockwell Automation Arena® Simulation Out of Bounds Read Vulnerability","description":"An arbitrary code execution vulnerability was reported to Rockwell Automation in Arena Simulation that could potentially allow a malicious user to commit unauthorized arbitrary code to the software by using a memory buffer overflow.  The threat-actor could then execute malicious code on the system affecting the confidentiality, integrity, and availability of the product.  The user would need to open a malicious file provided to them by the attacker for the code to execute.","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":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00273,"percentile":0.19827,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2023-10-27T18:51:30Z","modified":"2026-06-17T05:45:58Z","products":[{"vendor":"rockwell automation","product":"arena simulation"},{"vendor":"rockwellautomation","product":"arena"}],"references":[{"url":"https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1141145","tags":["x_transferred","Permissions Required","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-27854"},{"url":"https://github.com/advisories/GHSA-cqgr-82mv-j79r"}],"sources":{"cve":[{"id":"CVE-2023-27854","title":"Rockwell Automation Arena® Simulation Out of Bounds Read Vulnerability","description":"\nAn arbitrary code execution vulnerability was reported to Rockwell Automation in Arena Simulation that could potentially allow a malicious user to commit unauthorized arbitrary code to the software by using a memory buffer overflow.  The threat-actor could then execute malicious code on the system affecting the confidentiality, integrity, and availability of the product.  The user would need to open a malicious file provided to them by the attacker for the code to execute.\n\n\n","status":"published","published":"2023-10-27T18:51:30.505Z","modified":"2024-09-10T14:26:35.022Z","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":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:35:26.63732Z"}],"euvd":[{"id":"EUVD-2023-31589","description":"\nAn arbitrary code execution vulnerability was reported to Rockwell Automation in Arena Simulation that could potentially allow a malicious user to commit unauthorized arbitrary code to the software by using a memory buffer overflow.  The threat-actor could then execute malicious code on the system affecting the confidentiality, integrity, and availability of the product.  The user would need to open a malicious file provided to them by the attacker for the code to execute.\n\n\n","status":"published","published":"2023-10-27T18:51:30Z","modified":"2024-09-10T14:26:35Z","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"}],"updated_at":"2026-11-03T00:55:59.818548Z"}],"ghsa":[{"id":"GHSA-cqgr-82mv-j79r","title":"\nAn arbitrary code execution vulnerability was reported to Rockwell Automation in Arena...","description":"\nAn arbitrary code execution vulnerability was reported to Rockwell Automation in Arena Simulation that could potentially allow a malicious user to commit unauthorized arbitrary code to the software by using a memory buffer overflow.  The threat-actor could then execute malicious code on the system affecting the confidentiality, integrity, and availability of the product.  The user would need to open a malicious file provided to them by the attacker for the code to execute.\n\n\n","status":"published","published":"2023-10-27T21:30:22Z","modified":"2024-04-04T08:57:25Z","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"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:57:03.138275Z"}],"nvd":[{"id":"CVE-2023-27854","description":"\nAn arbitrary code execution vulnerability was reported to Rockwell Automation in Arena Simulation that could potentially allow a malicious user to commit unauthorized arbitrary code to the software by using a memory buffer overflow.  The threat-actor could then execute malicious code on the system affecting the confidentiality, integrity, and availability of the product.  The user would need to open a malicious file provided to them by the attacker for the code to execute.\n\n\n","status":"published","published":"2023-10-27T19:15:41.157Z","modified":"2026-06-17T05:45:58.217Z","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":"secondary"},{"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"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:08:40.004465Z"}]}}