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cve/2021/CVE-2021-21777.md
0xMarcio cb00e1339f Update CVE list 2025-09-29 21:09
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CVE-2021-21777

Description

An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer 2.3 and development commit 8c73bf3. A specially crafted network request can lead to an out-of-bounds read.

POC

Reference

Github

No PoCs found on GitHub currently.