Critical severity9.8NVD Advisory· Published Sep 20, 2023· Updated Jun 17, 2026
CVE-2023-2262
CVE-2023-2262
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
35- cpe:2.3:o:rockwellautomation:1756-en2f_series_a_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2f_series_b_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2f_series_c_firmware:*:*:*:*:*:*:*:*Range: <=11.002
- cpe:2.3:o:rockwellautomation:1756-en2fk_series_a_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2fk_series_b_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2fk_series_c_firmware:*:*:*:*:*:*:*:*Range: <=11.002
cpe:2.3:o:rockwellautomation:1756-en2t_series_a_firmware:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:rockwellautomation:1756-en2t_series_a_firmware:*:*:*:*:*:*:*:*range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2t_series_c_firmware:*:*:*:*:*:*:*:*range: >=5.008,<=5.028
cpe:2.3:o:rockwellautomation:1756-en2t_series_b_firmware:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:rockwellautomation:1756-en2t_series_b_firmware:*:*:*:*:*:*:*:*range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2t_series_d_firmware:*:*:*:*:*:*:*:*range: <=11.002
- cpe:2.3:o:rockwellautomation:1756-en2tk_series_a_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2tk_series_b_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2tk_series_c_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2tp_series_a_firmware:*:*:*:*:*:*:*:*Range: <=11.002
- cpe:2.3:o:rockwellautomation:1756-en2tpk_series_a_firmware:*:*:*:*:*:*:*:*Range: <=11.002
- cpe:2.3:o:rockwellautomation:1756-en2tpxt_series_a_firmware:*:*:*:*:*:*:*:*Range: <=11.002
cpe:2.3:o:rockwellautomation:1756-en2tr_series_a_firmware:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:rockwellautomation:1756-en2tr_series_a_firmware:*:*:*:*:*:*:*:*range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2tr_series_b_firmware:*:*:*:*:*:*:*:*range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2tr_series_c_firmware:*:*:*:*:*:*:*:*range: <=11.002
- cpe:2.3:o:rockwellautomation:1756-en2trk_series_a_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2trk_series_b_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2trk_series_c_firmware:*:*:*:*:*:*:*:*Range: <=11.002
- cpe:2.3:o:rockwellautomation:1756-en2trxt_series_a_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2trxt_series_b_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2trxt_series_c_firmware:*:*:*:*:*:*:*:*Range: <=11.002
- cpe:2.3:o:rockwellautomation:1756-en2txt_series_a_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2txt_series_b_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2txt_series_c_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en2txt_series_d_firmware:*:*:*:*:*:*:*:*Range: <=11.002
- cpe:2.3:o:rockwellautomation:1756-en3tr_series_a_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en3tr_series_b_firmware:*:*:*:*:*:*:*:*Range: <=11.003
- cpe:2.3:o:rockwellautomation:1756-en3trk_series_a_firmware:*:*:*:*:*:*:*:*Range: >=5.008,<=5.028
- cpe:2.3:o:rockwellautomation:1756-en3trk_series_b_firmware:*:*:*:*:*:*:*:*Range: <=11.002
- Range: <=11.002
Patches
Vulnerability mechanics
References
1- rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140786nvdPermissions RequiredVendor Advisory
News mentions
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