CVE-2021-20987

HIGH

Hilscher EtherNet/IP Core V2 <V2.13.0.21 - DoS, Memory Corruption

Title source: llm
STIX 2.1

Description

A denial of service and memory corruption vulnerability was found in Hilscher EtherNet/IP Core V2 prior to V2.13.0.21that may lead to code injection through network or make devices crash without recovery.

References (2)

Core 2
Core References
Third Party Advisory x_refsource_confirm
https://cert.vde.com/en-us/advisories/vde-2021-007

Scores

CVSS v3 8.6
EPSS 0.0110
EPSS Percentile 61.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Details

CWE
CWE-787
Status published
Products (8)
hilscher/ethernet\/ip_adapter_firmware 2.0 - 2.13.0.21
pepperl-fuchs/pcv100-f200-b25-v1d-6011-6720_firmware < 1.10.0
pepperl-fuchs/pcv100-f200-b25-v1d-6011_firmware < 1.10.0
pepperl-fuchs/pcv50-f200-b25-v1d_firmware < 1.10.0
pepperl-fuchs/pcv80-f200-b25-v1d_firmware < 1.10.0
pepperl-fuchs/pxv100-f200-b25-v1d_firmware < 1.10.0
pepperl-fuchs/pxv100i-f200-b25-v1d_firmware < 1.10.0
pepperl-fuchs/wcs_firmware < 1.2.1
Published Feb 16, 2021
Tracked Since Feb 18, 2026