Security Bulletin
This security bulletin contains one high risk vulnerability.
EUVDB-ID: #VU81050
Risk: High
CVSSv3.1:
CVE-ID: CVE-2023-2262
CWE-ID:
Exploit availability:
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error. A remote unauthenticated attacker can send a specially crafted CIP request, trigger stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall updates from vendor's website.
Vulnerable software versions1756-EN2T Series A: 5.008 - 5.028
1756-EN2T Series B: 5.008 - 5.028
1756-EN2T Series C: 5.008 - 5.028
1756-EN2T Series D: 11.002
1756-EN2TK Series A: 5.008 - 5.028
1756-EN2TK Series B: 5.008 - 5.028
1756-EN2TK Series C: 5.008 - 5.028
1756-EN2TK Series D: 11.002
1756-EN2TXT Series A: 5.008 - 5.028
1756-EN2TXT Series B: 5.008 - 5.028
1756-EN2TXT Series C: 5.008 - 5.028
1756-EN2TXT Series D: 11.002
1756-EN2TP Series A: 11.002
1756-EN2TPK Series A: 11.002
1756-EN2TPXT Series A: 11.002
1756-EN2TR Series A: 5.008 - 5.028
1756-EN2TR Series B: 5.008 - 5.028
1756-EN2TR Series C: 11.002
1756-EN2TRK Series A: 5.008 - 5.028
1756-EN2TRK Series B: 5.008 - 5.028
1756-EN2TRK Series C: 11.002
1756-EN2TRXT Series A: 5.008 - 5.028
1756-EN2TRXT Series B: 5.008 - 5.028
1756-EN2TRXT Series C: 11.002
1756-EN2F Series A: 5.008 - 5.028
1756-EN2F Series B: 5.008 - 5.028
1756-EN2F Series C: 11.002
1756-EN2FK Series A: 5.008 - 5.028
1756-EN2FK Series B: 5.008 - 5.028
1756-EN2FK Series C: 11.002
1756-EN3TR Series A: 5.008 - 5.028
1756-EN3TR Series B: 11.002
1756-EN3TRK Series A: 5.008 - 5.028
1756-EN3TRK Series B: 11.002
Fixed software versionsCPE2.3 External links
http://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140786
http://www.cisa.gov/news-events/ics-advisories/icsa-23-264-04
Q & A
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?