Denial of service

An exploitable denial-of-service vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC 200 Firmware versions 03.01.0713 and 03.00.3912, and WAGO PFC100 Firmware version 03.00.3912. A single packet can cause a denial of service and weaken credentials resulting in the...

CVE-2019-5075

An exploitable stack buffer overflow vulnerability exists in the command line utility getcouplerdetails of WAGO PFC200 Firmware versions 03.01.0713 and 03.00.3912, and WAGO PFC100 Firmware version 03.00.3912. A specially crafted set of packets sent to the iocheckd service "I/O-Check" can cause a...

CVE-2019-5075

WAGO PFC200/PFC100 devices are affected by CVE-2019-5075 due to a stack buffer overflow in the iocheckd service’s get_coupler_details/getcouplerdetails utility. The root cause is an incorrect buffer length when copying data (MARKING/WAGONR fields) into a stack buffer, enabling remote code executi...

CVE-2019-5080

An exploitable denial-of-service vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC 200 Firmware versions 03.01.0713 and 03.00.3912, and WAGO PFC100 Firmware version 03.00.3912. A single packet can cause a denial of service and weaken credentials resulting in the...

CVE-2019-5080

CVE-2019-5080 affects WAGO I/O-CHECK (iocheckd) on PFC200/PFC100 devices. A single unauthenticated UDP-like packet can trigger a denial-of-service and trigger factory-default credentials, interrupting services (e.g., CODESYS runtime) and potentially breaking network access. Affected firmware rang...

CVE-2019-5081

An exploitable heap buffer overflow vulnerability exists in the iocheckd service ''I/O-Chec'' functionality of WAGO PFC 200 Firmware version 03.01.0713 and 03.00.3912, and WAGO PFC100 Firmware version 03.00.3912. A specially crafted set of packets can cause a heap buffer overflow, potentially...

CVE-2019-5073: Exposure of Sensitive Information to an Unauthorized Actor

An exploitable information exposure vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC200 Firmware versions 03.01.0713 and 03.00.3912, and WAGO PFC100 Firmware version 03.00.3912. A specially crafted set of packets can cause an external tool to fail, resulting in...

PT-2019-17455

Name of the Vulnerable Software and Affected Versions WAGO PFC200 Firmware versions 03.01.0713 and 03.00.3912 WAGO PFC100 Firmware version 03.00.3912 Description An exploitable information exposure issue exists in the iocheckd service "I/O-Check" functionality. This issue can be triggered by a...

PT-2019-17460

Name of the Vulnerable Software and Affected Versions WAGO PFC200 Firmware versions 03.01.0713 and 03.00.3912 WAGO PFC100 Firmware version 03.00.3912 Description A denial of service issue exists in the iocheckd service "I/O-Check" functionality. It can be triggered by a specially crafted set of...

CVE-2019-5078: Missing Authentication for Critical Function

An exploitable denial of service vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC200 Firmware versions 03.01.0713 and 03.00.3912, and WAGO PFC100 Firmware version 03.00.3912. A specially crafted set of packets can cause a denial of service, resulting in the devic...

CVE-2019-5074: Out-of-bounds Write

An exploitable stack buffer overflow vulnerability exists in the iocheckd service ''I/O-Check'' functionality of WAGO PFC200 Firmware version 03.01.0713, WAGO PFC200 Firmware version 03.00.3912 and WAGO PFC100 Firmware version 03.00.3912. A specially crafted set of packets can cause a stack buffe...

WAGO PFC200 iocheckd service "I/O-Check" ReadPCBManuNum remote code execution vulnerability

Summary An exploitable heap buffer overflow vulnerability exists in the iocheckd service “I/O-Check” functionality of WAGO PFC 200. A specially crafted set of packets can cause a heap buffer overflow, potentially resulting in code execution. An attacker can send unauthenticated packets to trigger...

WAGO PFC200 iocheckd service "I/O-Check" ReadPSN remote code execution vulnerability

WAGO PFC200 iocheckd service “I/O-Check” ReadPSN remote code execution vulnerability Summary An exploitable heap buffer overflow vulnerability exists in the iocheckd service “I/O-Check” functionality of WAGO PFC 200. A specially crafted set of packets can cause a heap buffer overflow, potentially...

WAGO PFC200 iocheckd service "I/O-Check" get_coupler_details remote code execution vulnerability

Summary An exploitable stack buffer overflow vulnerability exists in the command line utility getcouplerdetails of the WAGO PFC 200. A specially crafted set of packets sent to the iocheckd service “I/O-Check” can cause a stack buffer overflow in the sub-process getcouplerdetails, resulting in cod...

WAGO PFC200 iocheckd service "I/O-Check" MAC Address overwrite Denial of Service Vulnerability

WAGO PFC200 iocheckd service “I/O-Check” MAC Address overwrite Denial of Service Vulnerability Summary An exploitable denial-of-service vulnerability exists in the iocheckd service “I/O-Check” functionality of WAGO PFC 200. A specially crafted set of packets can cause a denial of service, resulti...

WAGO PFC200 iocheckd service "I/O-Check" Erase Denial of Service Vulnerability

WAGO PFC200 iocheckd service “I/O-Check” Erase Denial of Service Vulnerability Summary An exploitable denial of service vulnerability exists in the iocheckd service “I/O-Check” functionality of WAGO PFC 200. A specially crafted set of packets can cause a denial of service, resulting in the device...

WAGO PFC200 iocheckd service "I/O-Check" external tool information exposure vulnerability

Summary An exploitable information exposure vulnerability exists in the iocheckd service “I/O-Check” functionality of WAGO PFC 200. A specially crafted set of packets can cause an external tool to fail, resulting in uninitialized stack data to be copied to the response packet buffer. An attacker...

WAGO PFC200 iocheckd service "I/O-Check" cache DNS code execution vulnerability

Summary An exploitable stack buffer overflow vulnerability exists in the iocheckd service “I/O-Check” functionality of WAGO PFC 200. A specially crafted XML cache file written to a specific location on the device can cause a stack buffer overflow, resulting in code execution. An attacker can send...