CVE-2022-43604

moderate-risk
Published 2023-03-16

An out-of-bounds write vulnerability exists in the GetAttributeList attribute_count_request functionality of EIP Stack Group OpENer development commit 58ee13c. A specially crafted EtherNet/IP request can lead to an out-of-bounds write, potentially causing the server to crash or allow for remote code execution. An attacker can send a series of EtherNet/IP requests to trigger this vulnerability.

Do I need to act?

~
7.6% chance of exploitation in next 30 days
EPSS score — moderate 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
10
CVSS 10.0/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Opener

Affected Vendors

48
/ 100
moderate-risk
Severity 33/34 · Critical
Exploitability 10/34 · Low
Exposure 5/34 · Minimal