CVE-2021-20987

moderate-risk
Published 2021-02-16

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.

Do I need to act?

-
0.37% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.6/10 High
NETWORK / LOW complexity

Affected Products (8)

Ethernet\/Ip Adapter Firmware
Wcs Firmware
Pxv100-F200-B25-V1D Firmware
Pxv100I-F200-B25-V1D Firmware
Pcv100-F200-B25-V1D-6011-6720 Firmware
Pcv50-F200-B25-V1D Firmware
Pcv80-F200-B25-V1D Firmware
Pcv100-F200-B25-V1D-6011 Firmware

Affected Vendors

Pepperl-Fuchs Hilscher

References (4)

Third Party Advisory https://cert.vde.com/en-us/advisories/vde-2021-007
Vendor Advisory https://kb.hilscher.com/pages/viewpage.action?pageId=108969480
Third Party Advisory https://cert.vde.com/en-us/advisories/vde-2021-007
Vendor Advisory https://kb.hilscher.com/pages/viewpage.action?pageId=108969480
44
/ 100
moderate-risk
Severity 29/34 · Critical
Exploitability 1/34 · Minimal
Exposure 14/34 · Moderate