PT-2023-18590 · Rockwell Automation · 1756-En*

Published 2023-09-20 · Updated 2023-09-22 · CVE-2023-2262

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Rockwell Automation 1756-EN* communication devices (affected versions not specified)

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 the device.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability. As a temporary workaround, consider restricting access to the vulnerable devices to minimize the risk of exploitation. Avoid using the vulnerable CIP request protocol until the issue is resolved.

Stack Overflow

Memory Corruption

Weakness Enumeration

CWE-121

CWE-787

Related Identifiers

CVE-2023-2262

Affected Products

1756-En*

References · 6

• https://osv.dev/vulnerability/CVE-2023-2262 · Vendor Advisory
• https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140786 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-2262 · Security Note
• https://twitter.com/CVEnew/status/1704517552183927174 · Twitter Post
• https://t.me/cibsecurity/70813 · Telegram Post
• https://twitter.com/cracbot/status/1704737295017099529 · Twitter Post