Security Advisory
CVE-2021-20236
9.8
CRITICAL
Vulnerability Description
A flaw was found in the ZeroMQ server in versions before 4.3.3. This flaw allows a malicious client to cause a stack buffer overflow on the server by sending crafted topic subscription requests and then unsubscribing. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
Published Date
May 28, 2021
Official Source
NIST NVD Advisory