Rockwell Automation Micrologix Improper Access Control (CVE-2017-14465)

An exploitable access control vulnerability exists in the data, program, and function file permissions functionality of Allen Bradley Micrologix 1400 Series B FRN 21.2 and before. A specially crafted packet can cause a read or write operation resulting in disclosure of sensitive information,...

Rockwell Automation MicroLogix Denial Of Service (CVE-2012-4690)

Rockwell Automation Allen-Bradley MicroLogix controller 1100, 1200, 1400, and 1500; SLC 500 controller platform; and PLC-5 controller platform, when Static status is not enabled, allow remote attackers to cause a denial of service via messages that trigger modification of status bits. This plugin...

Schneider Electric Modicon Out-of-bounds Read (CVE-2021-22790)

A CWE-125: Out-of-bounds Read vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU part...

Siemens SIMATIC S7-1500 Improper Input Validation (CVE-2014-2259)

Siemens SIMATIC S7-1500 CPU PLC devices with firmware before 1.5.0 allow remote attackers to cause a denial of service defect-mode transition via crafted HTTPS packets. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...

Siemens SIMATIC S7-1500 & S7-1200 Cross-Site Request Forgery (CVE-2014-2249)

Cross-site request forgery CSRF vulnerability on Siemens SIMATIC S7-1500 CPU PLC devices with firmware before 1.5.0 and SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allows remote attackers to hijack the authentication of unspecified victims via unknown vectors. This plugin only works...

Rockwell Automation MicroLogix Improper Authentication (CVE-2017-12093)

An exploitable insufficient resource pool vulnerability exists in the session communication functionality of Allen Bradley Micrologix 1400 Series B Firmware 21.2 and before. A specially crafted stream of packets can cause a flood of the session resource pool resulting in legitimate connections to...

Siemens SIMATIC Improper Certificate Validation (CVE-2012-3037)

The Siemens SIMATIC S7-1200 2.x PLC does not properly protect the private key of the SIMATIC CONTROLLER Certification Authority certificate, which allows remote attackers to spoof the S7-1200 web server by using this key to create a forged certificate. This plugin only works with Tenable.ot. Plea...

Siemens SIMATIC S7-1500 Improper Input Validation (CVE-2014-2253)

Siemens SIMATIC S7-1500 CPU PLC devices with firmware before 1.5.0 allow remote attackers to cause a denial of service defect-mode transition via crafted Profinet packets. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...

Schneider Electric Modicon Improper Restriction of Operations within the Bounds of a Memory Buffer (CVE-2012-0929)

Multiple buffer overflows in Schneider Electric Modicon Quantum PLC allow remote attackers to cause a denial of service via malformed requests to the 1 FTP server or 2 HTTP server. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more informatio...

Schneider Electric Modicon Improper Restriction of Operations within the Bounds of a Memory Buffer (CVE-2013-2761)

The Schneider Electric M340 BMXNOE01xx and BMXP3420xx PLC modules allow remote authenticated users to cause a denial of service module crash via crafted FTP traffic, as demonstrated by the FileZilla FTP client. This plugin only works with Tenable.ot. Please visit...

Schneider Electric Modicon Cross-Site Request Forgery (CVE-2013-0663)

Cross-site request forgery CSRF vulnerability on the Schneider Electric Quantum 140NOE77111, 140NOE77101, and 140NWM10000; M340 BMXNOC0401, BMXNOE0100x, and BMXNOE011xx; and Premium TSXETY4103, TSXETY5103, and TSXWMY100 PLC modules allows remote attackers to hijack the authentication of arbitrary...

Siemens SIMATIC S7-1200 and S7-1500 CPU Families Missing Support For Integrity Check (CVE-2019-10943)

An attacker with network access to port 102/tcp could potentially modify the user program on the PLC in a way that the running code is different from the source code which is stored on the device. An attacker must have network access to affected devices and must be able to perform changes to the...

Siemens SIMATIC S7-1200 Improper Authentication (CVE-2021-37172)

A vulnerability has been identified in SIMATIC S7-1200 CPU family incl. SIPLUS variants V4.5.0. Affected devices fail to authenticate against configured passwords when provisioned using TIA Portal V13. This could allow an attacker using TIA Portal V13 or later versions to bypass authentication an...

Schneider Electric Modicon NULL Pointer Dereference (CVE-2021-22792)

A CWE-476: NULL Pointer Dereference vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BMEP and BMEH, all versions, Modicon M340 CPU par...

Mitsubishi Electric MELSEC Resource Management Errors (CVE-2015-3938)

The HTTP application on Mitsubishi Electric MELSEC FX3G PLC devices before April 2015 allows remote attackers to cause a denial of service device outage via a long parameter. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...

Mitsubishi Electric MELSEC-F Series Null Pointer Dereference (CVE-2021-20596)

NULL Pointer Dereference in MELSEC-F Series FX3U-ENET firmware version 1.14 and prior, FX3U-ENET-L firmware version 1.14 and prior and FX3U-ENET-P502 firmware version 1.14 and prior allows a remote unauthenticated attacker to cause a DoS condition in communication by sending specially crafted...

Schneider Electric Modicon Improper Authentication (CVE-2012-0931)

Schneider Electric Modicon Quantum PLC does not perform authentication between the Unity software and PLC, which allows remote attackers to cause a denial of service or possibly execute arbitrary code via unspecified vectors. This plugin only works with Tenable.ot. Please visit...

Schneider Electric Modicon Improper Restriction of Operations within the Bounds of a Memory Buffer (CVE-2021-22789)

A CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU part numbers BM...

WAGO 750-8xxx PLC Denial Of Service / User Enumeration Vulnerability

WAGO 750-8xxx PLC versions prior to Firmware 20 Patch 1 v03.08.08 suffer from denial of service and user enumeration vulnerabilities. ======================================================================= title: Denial of service & User Enumeration product: WAGO 750-8xxx PLC vulnerable version:...

CVE-2022-22724

A CWE-400: Uncontrolled Resource Consumption vulnerability exists that could cause a denial of service on ports 80 HTTP and 502 Modbus, when sending a large number of TCP RST or FIN packets to any open TCP port of the PLC. Affected Product: Modicon M340 CPUs: BMXP34 All Versions...