CVE-2021-20236

2021-05-2810:42:19

CWE-120

redhat

www.cve.org

9.6 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

72.5%

JSON

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.

CNA Affected

[
  {
    "product": "zeromq",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "zeromq 4.3.3"
      }
    ]
  }
]