CVE-2023-2262

CRITICAL

Rockwell Automation 1756-EN* Series - Stack-based Buffer Overflow via CIP Request

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References

Scores

CVSS v3 9.8
EPSS 0.0448
EPSS Percentile 89.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-121 CWE-787
Status published
Products (33)
rockwellautomation/1756-en2f_series_a_firmware 5.008 - 5.028
rockwellautomation/1756-en2f_series_b_firmware 5.008 - 5.028
rockwellautomation/1756-en2f_series_c_firmware < 11.002
rockwellautomation/1756-en2fk_series_a_firmware 5.008 - 5.028
rockwellautomation/1756-en2fk_series_b_firmware 5.008 - 5.028
rockwellautomation/1756-en2fk_series_c_firmware < 11.002
rockwellautomation/1756-en2t_series_a_firmware 5.008 - 5.028
rockwellautomation/1756-en2t_series_b_firmware 5.008 - 5.028
rockwellautomation/1756-en2t_series_c_firmware 5.008 - 5.028
rockwellautomation/1756-en2t_series_d_firmware < 11.002
... and 23 more
Published Sep 20, 2023
Tracked Since Feb 18, 2026