Vulnerability Database

308,485

Total vulnerabilities in the database

CVE-2023-2262

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.

  • Published: Sep 20, 2023
  • Updated: Nov 16, 2025
  • CVE: CVE-2023-2262
  • Severity: Critical
  • Exploit:

CVSS v3:

  • Severity: Critical
  • Score: 9.8
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWEs:

Software From Fixed in
rockwellautomation / 1756-en2t_series_a_firmware 5.008 5.028.x
rockwellautomation / 1756-en2t_series_b_firmware 5.008 5.028.x
rockwellautomation / 1756-en2t_series_c_firmware 5.008 5.028.x
rockwellautomation / 1756-en2t_series_d_firmware - 11.002.x
rockwellautomation / 1756-en2tk_series_a_firmware 5.008 5.028.x
rockwellautomation / 1756-en2tk_series_b_firmware 5.008 5.028.x
rockwellautomation / 1756-en2tk_series_c_firmware 5.008 5.028.x
rockwellautomation / 1756-en2txt_series_a_firmware 5.008 5.028.x
rockwellautomation / 1756-en2txt_series_b_firmware 5.008 5.028.x
rockwellautomation / 1756-en2txt_series_c_firmware 5.008 5.028.x
rockwellautomation / 1756-en2txt_series_d_firmware - 11.002.x
rockwellautomation / 1756-en2tp_series_a_firmware - 11.002.x
rockwellautomation / 1756-en2tpk_series_a_firmware - 11.002.x
rockwellautomation / 1756-en2tr_series_a_firmware 5.008 5.028.x
rockwellautomation / 1756-en2tr_series_b_firmware 5.008 5.028.x
rockwellautomation / 1756-en2tr_series_c_firmware - 11.002.x
rockwellautomation / 1756-en2trk_series_a_firmware 5.008 5.028.x
rockwellautomation / 1756-en2trk_series_b_firmware 5.008 5.028.x
rockwellautomation / 1756-en2trk_series_c_firmware - 11.002.x
rockwellautomation / 1756-en2trxt_series_a_firmware 5.008 5.028.x
rockwellautomation / 1756-en2trxt_series_b_firmware 5.008 5.028.x
rockwellautomation / 1756-en2trxt_series_c_firmware - 11.002.x
rockwellautomation / 1756-en2f_series_a_firmware 5.008 5.028.x
rockwellautomation / 1756-en2f_series_b_firmware 5.008 5.028.x
rockwellautomation / 1756-en2f_series_c_firmware - 11.002.x
rockwellautomation / 1756-en2fk_series_a_firmware 5.008 5.028.x
rockwellautomation / 1756-en2fk_series_b_firmware 5.008 5.028.x
rockwellautomation / 1756-en2fk_series_c_firmware - 11.002.x
rockwellautomation / 1756-en3tr_series_a_firmware 5.008 5.028.x
rockwellautomation / 1756-en3tr_series_b_firmware - 11.003.x
rockwellautomation / 1756-en3trk_series_a_firmware 5.008 5.028.x
rockwellautomation / 1756-en3trk_series_b_firmware - 11.002.x
rockwellautomation / 1756-en2tpxt_series_a_firmware - 11.002.x