{"cve":"CVE-2023-2262","nvd":{"published":"2023-09-20T16:15:12.257","modified":"2026-06-17T05:52:07.910","status":"Modified","description":"A buffer overflow vulnerability exists in the Rockwell Automation select 1756-EN* communication devices. If exploited, a threat actor could potentially leverage this vulnerability to perform a remote code execution. To exploit this vulnerability, a threat actor would have to send a maliciously crafted CIP request to device.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-787","CWE-121"],"references":["https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140786","https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140786"],"products":["rockwellautomation:1756-en2f_series_a_firmware","rockwellautomation:1756-en2f_series_b_firmware","rockwellautomation:1756-en2f_series_c_firmware","rockwellautomation:1756-en2fk_series_a_firmware","rockwellautomation:1756-en2fk_series_b_firmware","rockwellautomation:1756-en2fk_series_c_firmware","rockwellautomation:1756-en2t_series_a_firmware","rockwellautomation:1756-en2t_series_b_firmware","rockwellautomation:1756-en2t_series_c_firmware","rockwellautomation:1756-en2t_series_d_firmware","rockwellautomation:1756-en2tk_series_a_firmware","rockwellautomation:1756-en2tk_series_b_firmware","rockwellautomation:1756-en2tk_series_c_firmware","rockwellautomation:1756-en2tp_series_a_firmware","rockwellautomation:1756-en2tpk_series_a_firmware","rockwellautomation:1756-en2tpxt_series_a_firmware","rockwellautomation:1756-en2tr_series_a_firmware","rockwellautomation:1756-en2tr_series_b_firmware","rockwellautomation:1756-en2tr_series_c_firmware","rockwellautomation:1756-en2trk_series_a_firmware","rockwellautomation:1756-en2trk_series_b_firmware","rockwellautomation:1756-en2trk_series_c_firmware","rockwellautomation:1756-en2trxt_series_a_firmware","rockwellautomation:1756-en2trxt_series_b_firmware","rockwellautomation:1756-en2trxt_series_c_firmware","rockwellautomation:1756-en2txt_series_a_firmware","rockwellautomation:1756-en2txt_series_b_firmware","rockwellautomation:1756-en2txt_series_c_firmware","rockwellautomation:1756-en2txt_series_d_firmware","rockwellautomation:1756-en3tr_series_a_firmware","rockwellautomation:1756-en3tr_series_b_firmware","rockwellautomation:1756-en3trk_series_a_firmware","rockwellautomation:1756-en3trk_series_b_firmware"],"source":"nvd","synced_at":"2026-10-19T21:39:24.235896374+00:00"},"epss":{"cve":"CVE-2023-2262","score":0.01292,"percentile":0.70277,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}