CVE-2026-12659

The CVE-2026-12659 issue affects Rockwell Automation’s Flex 5000® Adapter. It is a denial-of-service vulnerability caused by improper handling of exceptional conditions when processing crafted CIP packets sent to the adapter. The impact is a loss of availability in the affected module and I/O, wi...

CVE-2026-9653

The vulnerability CVE-2026-9653 affects Rockwell Automation 1756-EN2, EN3, and ENBT communication modules. It stems from improper validation of CIP Implicit Connection packets, enabling network-remote denial-of-service when an attacker sends crafted packets; device connections recover immediately...

CVE-2026-10573

The vulnerability CVE-2026-10573 affects the 1734 POINT I/O module. The issue arises from improper handling of crafted CIP messages, which can cause the module to enter a faulted state. Exploitation leads to a denial-of-service condition, with the module requiring a restart to recover. Connected ...

EUVD-2026-43602

In OpENer 2.3.0 commit 76b95cf when parsing incoming CIP Common Industrial Protocol network packets, the length parameter is inconsistently typed across the call stack. Specifically, an upstream length calculated as an int is passed to a downstream function that expects an EipInt16 a 16-bit signe...

PT-2026-58060

Name of the Vulnerable Software and Affected Versions Rockwell Automation FLEX 5000 adapters affected versions not specified Description A denial-of-service issue occurs due to improper handling of exceptional conditions when processing crafted CIP Common Industrial Protocol packets sent to the...

CVE-2026-51536

In OpENer 2.3.0 commit 76b95cf when parsing incoming CIP Common Industrial Protocol network packets, the length parameter is inconsistently typed across the call stack. Specifically, an upstream length calculated as an int is passed to a downstream function that expects an EipInt16 a 16-bit signe...

CVE-2026-9307

A sensitive information disclosure security issue exists within the affected CompactLogix controllers. The controller's web server exposes CIP Connection IDs on the diagnostics webpage, which are accessible to any unauthenticated user on the network. This information can be leveraged by an attack...

CVE-2026-11317

A denial of service security issue exists in the affected product. The security issue stems from a fault occurring when a crafted CIP message is sent. Devices with less memory are more likely to be affected. This can result in a major nonrecoverable fault MNRF. A program download is required to...

CVE-2025-11694

A security issue exists within 1769 CompactLogix controllers due to the missing validation of sequence numbers and source IP addresses in the CIP protocol. This allows attacker to abuse the exposed Connection ID’s visible on the web interface to perform denial-of-service attacks, resulting in...

CVE-2026-9307 Rockwell Automation CompactLogix 5370 Controllers – Multiple Vulnerabilities

A sensitive information disclosure security issue exists within the affected CompactLogix controllers. The controller's web server exposes CIP Connection IDs on the diagnostics webpage, which are accessible to any unauthenticated user on the network. This information can be leveraged by an attack...

CVE-2026-9307

The CVE-2026-9307 issue affects CompactLogix 5370 controllers where the web server exposes CIP Connection IDs on the diagnostics page to unauthenticated users, enabling an attacker to craft malicious packets and cause Denial-of-Service. The available documents do not specify affected firmware ver...

CVE-2025-11694

The CVE-2025-11694 issue affects 1769 CompactLogix controllers (CIP protocol). The root cause is missing validation of sequence numbers and source IP addresses, enabling an attacker to abuse exposed Connection IDs visible on the web interface to trigger denial-of-service conditions resulting in a...

CVE-2025-11694 Rockwell Automation CompactLogix 5370 Controllers – Multiple Vulnerabilities

A security issue exists within 1769 CompactLogix controllers due to the missing validation of sequence numbers and source IP addresses in the CIP protocol. This allows attacker to abuse the exposed Connection ID’s visible on the web interface to perform denial-of-service attacks, resulting in...

CVE-2026-11317 Rockwell Automation Logix 5370 and 5570 Controllers Vulnerable To Denial of Service Via CIP

A denial of service security issue exists in the affected product. The security issue stems from a fault occurring when a crafted CIP message is sent. Devices with less memory are more likely to be affected. This can result in a major nonrecoverable fault MNRF. A program download is required to...

CVE-2026-11317

CVE-2026-11317 affects Rockwell Automation Logix 5370 and 5570 controllers. The issue is a denial-of-service fault triggered by a crafted CIP message, with memory-constrained devices more likely to be affected. Consequences described are a major nonrecoverable fault (MNRF) requiring a program dow...

CVE-2026-8479

CVE-2026-8479 affects IEC 60870-5-104 in bidirectional mode (BCI). The vulnerability is a NULL pointer dereference triggered by a specially crafted message sequence over time, leading to a Denial of Service. Affected product behavior occurs only if IEC 60870-5-104 bidirectional functionality is c...

EUVD-2025-209425

A vulnerability exists in the command handling of the IEC 61850 communication stack included in the product revisions listed as affected in this CVE. An attacker with access to IEC 61850 networks could exploit the vulnera bility by using a specially crafted 61850 packet, forcing the communication...

CVE-2025-3756

The vulnerability CVE-2025-3756 affects the IEC 61850 command handling in System 800xA products, specifically the PM 877, CI850, and CI868 modules, and impacts S+ Operations connectivity. A specially crafted IEC 61850 packet can force the affected interfaces into fault mode or render the S+ Opera...

Rockwell Automation CompactLogix 5370 Denial of Service Vulnerability

Rockwell Automation CompactLogix 5370 is a programmable logic controller from Rockwell Automation. The Rockwell Automation CompactLogix 5370 suffers from a denial of service vulnerability that originates from sending a malformed CIP forward open message, which can be exploited by an attacker to...

CVE-2025-9464

A security issue exists within ArmorStart® LT that can result in a denial-of-service condition. This vulnerability is triggered during fuzzing of multiple CIP classes, which causes the CIP port to become unresponsive...