VULNERABILITY INTELLIGENCE

CVE-2023-23759

CVSS score7.5 HIGH
EPSS probability0.72%
CISA KEVNot currently listed
Published2023-05-18
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

There is a vulnerability in the fizz library prior to v2023.01.30.00 where a CHECK failure can be triggered remotely. This behavior requires the client supported cipher advertisement changing between the original ClientHello and the second ClientHello, crashing the process (impact is limited to denial of service).

Weakness classification

  • nvd@nist.gov: CWE-617
  • 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-617

Primary references