Vulnerabilities > CVE-2021-20986 - Out-of-bounds Write vulnerability in multiple products

047910
CVSS 7.5 - HIGH
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
NONE
Integrity impact
NONE
Availability impact
HIGH
network
low complexity
hilscher
pepperl-fuchs
CWE-787

Summary

A Denial of Service vulnerability was found in Hilscher PROFINET IO Device V3 in versions prior to V3.14.0.7. This may lead to unexpected loss of cyclic communication or interruption of acyclic communication.

Vulnerable Configurations

Part Description Count
OS
Hilscher
8
OS
Pepperl-Fuchs
47
Hardware
Hilscher
1
Hardware
Pepperl-Fuchs
48

Common Weakness Enumeration (CWE)