NVD

CVE-2023-2262 Detail

Modified After Enrichment

This CVE record has been updated after NVD enrichment efforts were completed. Enrichment data supplied by the NVD may require amendment due to these changes.

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.

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

CVSS 3.x Severity and Vector Strings:

CNA: Rockwell Automation

Base Score: 9.8 CRITICAL

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: N/A

NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140786	CVE, Rockwell Automation	Permissions Required Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-787	Out-of-bounds Write	NIST
CWE-121	Stack-based Buffer Overflow	Rockwell Automation

Known Affected Software Configurations Switch to CPE 2.2

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Change History

5 change records found show changes

CVE Modified by CISA-ADP 6/17/2026 1:52:07 AM

Action

Type

Old Value

New Value

Added

Affected

Record truncated, showing 2048 of 2817 characters.
View Entire Change Record

[{"vendor":"rockwellautomation","product":"1756-en2fk_series_c_firmware","defaultStatus":"unknown","cpes":["cpe:2.3:o:rockwellautomation:1756-en2t_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2t_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2t_series_c_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2t_series_d_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tk_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tk_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tk_series_c_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2txt_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2txt_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2txt_series_c_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2txt_series_d_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tp_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tpk_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tr_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tr_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tr_series_c_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2trk_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2trk_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2trk_series_c_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2trxt_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2trxt_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2trxt_series_c_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2f_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2f_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2f_series_c_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756

Added

SSVC

{"timestamp":"2024-09-25T14:39:20.985093Z","id":"CVE-2023-2262","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}

CVE Modified by Rockwell Automation 6/17/2026 1:52:07 AM

Action

Type

Old Value

New Value

Added

Affected

Record truncated, showing 2048 of 3413 characters.
View Entire Change Record

[{"vendor":"Rockwell Automation","product":"1756-EN2T Series A, B, C","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2T Series D","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TK Series A, B, C","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TXT Series A, B, C","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TXT Series D","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TP Series A","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TPK Series A","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Auotmation","product":"1756-EN2TPXT Series A","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TR Series A, B","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TR Series C","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TRK Series A, B","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TRK Series C","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TRXT Series A, B","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell A

Initial Analysis by NIST 9/22/2023 2:01:44 PM

Action	Type	Old Value	New Value
Added	CVSS V3.1		NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Added	CWE		NIST CWE-787
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2f_series_a_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2f_series_a:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2f_series_b_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2f_series_b:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2f_series_c_firmware::::::::* versions up to (including) 11.002 OR cpe:2.3:h:rockwellautomation:1756-en2f_series_c:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2fk_series_a_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2fk_series_a:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2fk_series_b_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2fk_series_b:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2fk_series_c_firmware::::::::* versions up to (including) 11.002 OR cpe:2.3:h:rockwellautomation:1756-en2fk_series_c:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2t_series_a_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2t_series_a:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2t_series_b_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2t_series_b:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2t_series_c_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2t_series_c:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2t_series_d_firmware::::::::* versions up to (including) 11.002 OR cpe:2.3:h:rockwellautomation:1756-en2t_series_d:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2tk_series_a_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2tk_series_a:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2tk_series_b_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2tk_series_b:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2tk_series_c_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2tk_series_c:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2tp_series_a_firmware::::::::* versions up to (including) 11.002 OR cpe:2.3:h:rockwellautomation:1756-en2tp_series_a:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2tpk_series_a_firmware::::::::* versions up to (including) 11.002 OR cpe:2.3:h:rockwellautomation:1756-en2tpk_series_a:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2tpxt_series_a_firmware::::::::* versions up to (including) 11.002 OR cpe:2.3:h:rockwellautomation:1756-en2tpxt_series_a:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2tr_series_a_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2tr_series_a:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2tr_series_b_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2tr_series_b:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2tr_series_c_firmware::::::::* versions up to (including) 11.002 OR cpe:2.3:h:rockwellautomation:1756-en2tr_series_c:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2trk_series_a_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2trk_series_a:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2trk_series_b_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2trk_series_b:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2trk_series_c_firmware::::::::* versions up to (including) 11.002 OR cpe:2.3:h:rockwellautomation:1756-en2trk_series_c:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2trxt_series_a_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2trxt_series_a:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2trxt_series_b_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2trxt_series_b:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2trxt_series_c_firmware::::::::* versions up to (including) 11.002 OR cpe:2.3:h:rockwellautomation:1756-en2trxt_series_c:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2txt_series_a_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2txt_series_a:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2txt_series_b_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2txt_series_b:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2txt_series_c_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en2txt_series_c:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en2txt_series_d_firmware::::::::* versions up to (including) 11.002 OR cpe:2.3:h:rockwellautomation:1756-en2txt_series_d:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en3tr_series_a_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en3tr_series_a:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en3tr_series_b_firmware::::::::* versions up to (including) 11.003 OR cpe:2.3:h:rockwellautomation:1756-en3tr_series_b:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en3trk_series_a_firmware::::::::* versions from (including) 5.008 up to (including) 5.028 OR cpe:2.3:h:rockwellautomation:1756-en3trk_series_a:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:rockwellautomation:1756-en3trk_series_b_firmware::::::::* versions up to (including) 11.002 OR cpe:2.3:h:rockwellautomation:1756-en3trk_series_b:-:::::::*
Changed	Reference Type	https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140786 No Types Assigned	https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140786 Permissions Required, Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2023-2262
NVD Published Date:
09/20/2023
NVD Last Modified:
06/17/2026
Source:
Rockwell Automation

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

CVE-2023-2262 Detail

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Change History

CVE Modified by CISA-ADP 6/17/2026 1:52:07 AM

CVE Modified by Rockwell Automation 6/17/2026 1:52:07 AM

CVE Modified by CVE 11/21/2024 2:58:15 AM

CVE Modified by Rockwell Automation 5/14/2024 8:57:48 AM

Initial Analysis by NIST 9/22/2023 2:01:44 PM

Quick Info