CVE Vulnerability

CVE-2019-5077

An exploitable denial-of-service vulnerability exists in the iocheckd service ‘’I/O-Chec’’ functionality of WAGO PFC 200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC 100 Firmware version 03.00.39(12). A specially crafted set of packets can cause a denial of service, resulting in the device entering an error state where it ceases all network communications. An attacker can send unauthenticated packets to trigger this vulnerability.

8.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 7.8

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact COMPLETE

Scope

9.1 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0869 Third Party Advisory
Configurations

Configuration 1
Information

Published : 2019-12-18 08:15

Updated : 2020-02-10 09:53

NVD link : CVE-2019-5077

Mitre link : CVE-2019-5077

Products Affected

Pfc 200 Firmware

Wago

CWE
CWE-306