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CVE-2023-2262

CRITICALCVSS 9.8/10EPSS 0.98%

Last modified

CVE-2023-2262 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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. EPSS estimates a 0.98% chance of exploitation in the next 30 days.

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

CVSS 3.1
9.8/10

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

EPSS Probability
0.98%

57.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Rockwellautomation1756-En2t Series A Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2t Series B Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2t Series C Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2t Series D Firmware<= 11.002
Rockwellautomation1756-En2tk Series A Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2tk Series B Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2tk Series C Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2txt Series A Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2txt Series B Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2txt Series C Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2txt Series D Firmware<= 11.002
Rockwellautomation1756-En2tp Series A Firmware<= 11.002
Rockwellautomation1756-En2tpk Series A Firmware<= 11.002
Rockwellautomation1756-En2tr Series A Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2tr Series B Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2tr Series C Firmware<= 11.002
Rockwellautomation1756-En2trk Series A Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2trk Series B Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2trk Series C Firmware<= 11.002
Rockwellautomation1756-En2trxt Series A Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2trxt Series B Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2trxt Series C Firmware<= 11.002
Rockwellautomation1756-En2f Series A Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2f Series B Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2f Series C Firmware<= 11.002
Rockwellautomation1756-En2fk Series A Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2fk Series B Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En2fk Series C Firmware<= 11.002
Rockwellautomation1756-En3tr Series A Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En3tr Series B Firmware<= 11.003
Rockwellautomation1756-En3trk Series A Firmware>= 5.008, <= 5.028
Rockwellautomation1756-En3trk Series B Firmware<= 11.002
Rockwellautomation1756-En2tpxt Series A Firmware<= 11.002

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2023-2262?
CVE-2023-2262 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.98% probability of exploitation in the next 30 days.
How do I fix CVE-2023-2262?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-2262?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST