VULNERABILITY INTELLIGENCE

CVE-2021-39920

CVSS score7.5 HIGH
EPSS probability3.29%
CISA KEVNot currently listed
Published2021-11-18
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

NULL pointer exception in the IPPUSB dissector in Wireshark 3.4.0 to 3.4.9 allows denial of service via packet injection or crafted capture file

Weakness classification

  • nvd@nist.gov: CWE-476

Primary references