CVE Vulnerability

CVE-2021-20987

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.

7.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

Scope

8.6 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

References
Link Resource
https://cert.vde.com/en-us/advisories/vde-2021-007 Third Party Advisory
https://kb.hilscher.com/pages/viewpage.action?pageId=108969480 Vendor Advisory
Configurations

Configuration 1
Information

Published : 2021-02-16 05:15

Updated : 2022-04-26 02:11

NVD link : CVE-2021-20987

Mitre link : CVE-2021-20987

Products Affected
No products.
CWE
CWE-787