Denial of Service Vulnerability in Wireshark Modbus Dissector (CVE-2021-22191)

Denial of Service Vulnerability in Wireshark Modbus Dissector (CVE-2021-22191)

CVE-2021-39921 · HIGH Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NULL pointer exception in the Modbus dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file

Learn more about our Web Application Penetration Testing UK.