Rockwell Automation 1756-EN4TR, 1756-EN4TRXT Improper Input Validation (CVE-2025-8007)

A security issue exists in the protected mode of 1756-EN4TR and 1756-EN2TR communication modules, where a Concurrent Forward Close operation can trigger a Major Non-Recoverable MNFR fault. This condition may lead to unexpected system crashes and loss of device availability. This plugin only works...

Rockwell Automation Stratix Managed Switches Cross-site Request Forgery to Code Execution (CVE-2025-7350)

A security issue affecting multiple Cisco devices also directly impacts Stratix 5410, 5700, and 8000 devices. This can lead to remote code execution by uploading and running malicious configurations without authentication. This plugin only works with Tenable.ot. Please visit...

Wago CODESYS V2 Web-Server Unchecked Return Value (CVE-2021-34585)

In the CODESYS V2 web server prior to V1.1.9.22 crafted web server requests can trigger a parser error. Since the parser result is not checked under all conditions, a pointer dereference with an invalid address can occur. This leads to a denial of service situation. This plugin only works with...

Wago CODESYS V2 Web-Server Out-of-bounds Read (CVE-2021-30194)

CODESYS V2 Web-Server before 1.1.9.20 has an Out-of-bounds Read. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid503315; scriptversion"1.2";...

Wago CODESYS V2 Web-Server Improperly Implemented Security Check (CVE-2021-30192)

CODESYS V2 Web-Server before 1.1.9.20 has an Improperly Implemented Security Check. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid503316;...

Wago CODESYS V2 Runtime Toolkit Improper Restriction of Operations within the Bounds of a Memory Buffer (CVE-2021-34595)

A crafted request with invalid offsets may cause an out-of-bounds read or write access in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition or local memory overwrite. This plugin only works with Tenable.ot. Please visit...

Wago CODESYS V2 Web-Server Improper Access Control (CVE-2021-30190)

CODESYS V2 Web-Server before 1.1.9.20 has Improper Access Control. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid503320; scriptversion"1.3";...

ABB M2M Gateway Use-After-Free in embedded Linux Kernel (CVE-2022-42703)

mm/rmap.c in the Linux kernel before 5.19.7 has a use-after-free related to leaf anonvma double reuse. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description...

ABB M2M Gateway Information Disclosure in embedded Linux Kernel for some AMD CPUs (CVE-2023-20593)

An issue in Zen 2 CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc...

ABB M2M Gateway Use-After-Free in embedded Systemd (CVE-2022-2526)

A use-after-free vulnerability was found in systemd. This issue occurs due to the onstreamio function and dnsstreamcomplete function in 'resolved-dns-stream.c' not incrementing the reference counting for the DnsStream object. Therefore, other functions and callbacks called can dereference the...

ABB M2M Gateway Out-Of-Bound Memory Read/Write in embedded Libssh2 (CVE-2020-22218)

An issue was discovered in function libssh2packetadd in libssh2 1.10.0 allows attackers to access out of bounds memory. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; i...

ABB M2M Gateway Information Disclosure in embedded Python (CVE-2023-24329)

An issue in the urllib.parse component of Python before 3.11.4 allows attackers to bypass blocklisting methods by supplying a URL that starts with blank characters. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL...

ABB M2M Gateway Memory Leak in embedded Bind (CVE-2022-38177)

By spoofing the target resolver with responses that have a malformed ECDSA signature, an attacker can trigger a small memory leak. It is possible to gradually erode available memory to the point where named crashes for lack of resources. This plugin only works with Tenable.ot. Please visit...

ABB M2M Gateway ICMP Timestamp Request Remote Date Disclosure (CVE-1999-0524)

ICMP information such as 1 netmask and 2 timestamp is allowed from arbitrary hosts. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid503226;...

ABB M2M Gateway Arbitrary File Write in embedded Rsync (CVE-2022-29154)

An issue was discovered in rsync before 3.2.5 that allows malicious remote servers to write arbitrary files inside the directories of connecting peers. The server chooses which files/directories are sent to the client. However, the rsync client performs insufficient validation of file names. A...

Configuration Change Detected (Low)

The system detected a change in the controller code that was made via the network. An attacker may use code changes to disrupt normal operations, to cause production losses, or to create a security threat. This plugin only works with Tenable.ot. Please visit...

Configuration Download Detected (High)

The system detected a change in the controller configuration that was made via the network. An attacker may use configuration changes to disrupt normal operations, to cause production losses, or to create a security threat. This plugin only works with Tenable.ot. Please visit...

Controller Code Modification Detected (Low)

The system detected a change in the controller code that was made via the network. An attacker may use code changes to disrupt normal operations, to cause production losses, or to create a security threat. This plugin only works with Tenable.ot. Please visit...

Controller Code Upload Detected (Critical)

An upload of the controller code has been detected over the network. When not part of regular operations, a code upload can be used to gather information about the controller behavior as part of reconnaissance activity. This plugin only works with Tenable.ot. Please visit...

Device Status Query Detected (Low)

A status query has been sent to the device, which might indicate a reconnaissance activity. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description scriptid503182...