CVE-2023-2262
published 2023-09-20CVE-2023-2262: A buffer overflow vulnerability exists in the Rockwell Automation select 1756-EN* communication devices. If exploited, a threat actor could potentially…
PriorityP260critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
EPSS
0.98%
57.7th percentile
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.
Affected
47 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| rockwell_auotmation | 1756-en2tpxt_series_a | — | — |
| rockwell_automation | 1756-en2f_series_c | — | — |
| rockwell_automation | 1756-en2fk_series_c | — | — |
| rockwell_automation | 1756-en2t_series_d | — | — |
| rockwell_automation | 1756-en2tp_series_a | — | — |
| rockwell_automation | 1756-en2tpk_series_a | — | — |
| rockwell_automation | 1756-en2tr_series_c | — | — |
| rockwell_automation | 1756-en2trk_series_c | — | — |
| rockwell_automation | 1756-en2trxt_series_c | — | — |
| rockwell_automation | 1756-en2txt_series_d | — | — |
| rockwell_automation | 1756-en3tr_series_a | — | — |
| rockwell_automation | 1756-en3tr_series_b | — | — |
| rockwell_automation | 1756-en3trk_series_a | — | — |
| rockwell_automation | 1756-en3trk_series_b | — | — |
| 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 | — |
| rockwellautomation | 1756-en2tk_series_a_firmware | 5.008 – 5.028 | — |
Detection & IOCsextracted from sources · hover to see the quote
- →Exploit vector is a maliciously crafted CIP (Common Industrial Protocol) request sent to affected 1756-EN* devices; monitor for anomalous or malformed CIP traffic targeting these devices ↗
- →Restrict and monitor SMTP port 25 traffic to/from affected Rockwell 1756-EN2/EN3 devices as an attack surface indicator ↗
- ·Vulnerability is exploitable remotely with no authentication and low attack complexity (CVSS 9.8); no public exploit has been reported to CISA at time of advisory publication ↗
- ·The email object attack surface (SMTP/port 25) applies only to EN2/EN3 firmware versions 10.x and higher; disabling the email object is a recommended mitigation if not needed ↗
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GHSA
GHSA-hvf2-xrfv-gr9f: A buffer overflow vulnerability exists in the Rockwell Automation select 1756-EN* communication devices
ghsa_unreviewed·2023-09-20
CVE-2023-2262 [CRITICAL] CWE-121 GHSA-hvf2-xrfv-gr9f: A buffer overflow vulnerability exists in the Rockwell Automation select 1756-EN* communication devices
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.
CISA ICS
Rockwell Automation Select Logix Communication Modules
cisa_ics·2023-09-21
Rockwell Automation Select Logix Communication Modules
ICS Advisory
##
Rockwell Automation Select Logix Communication Modules
Release DateSeptember 21, 2023
Alert CodeICSA-23-264-04
## View CSAF
## 1. EXECUTIVE SUMMARY
- CVSS v3 9.8
- ATTENTION: Exploitable remotely/low attack complexity
- Vendor: Rockwell Automation
- Equipment: 1756-EN2T, 1756-EN2TK, 1756-EN2TXT, 1756-EN2TP, 1756-EN2TPK, 1756-EN2TPXT, 1756-EN2TR, 1756-EN2TRK, 1756-EN2TRXT, 1756-EN2F, 1756-EN2FK, 1756-EN3TR, 1756-EN3TRK
- Vulnerability: Stack-based Buffer Overflow
## 2. RISK EVALUATION
Successful exploitation of this vulnerability could allow an attacker to achieve remote code execution.
## 3. TECHNICAL DETAILS
## 3.1 AFFECTED PRODUCTS
The following versions of Rockwell Automation Logix Communication Modules, are affected:
-
1756-EN2T Se
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2023-09-20
Published