Name: CVE-2021-4190: Excessive Iteration
Creator: Rapid7
Published: 2021-12-30T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2021-4190, CWE-834, CVSS 7.5, EPSS 0.031

Large loop in the Kafka dissector in Wireshark 3.6.0 allows denial of service via packet injection or crafted capture file

CVSS Details

CVSS 3.1 Base Score: 7.5
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Amazon_linux_2023	—	Upgrade wireshark-cliUpgrade wireshark-debugsourceUpgrade wireshark-develUpgrade wireshark-cli-debuginfo	Feb 17, 2025	Dec 29, 2021
Debian	—	Upgrade wireshark	Jul 30, 2024	Dec 30, 2021
Gentoo Linux	—	Upgrade net-analyzer/wireshark.	Oct 17, 2022	Dec 30, 2021
Redhat_linux	—	No solution exists	Jul 9, 2025	Dec 30, 2021
Suse	—	Upgrade libvirt-daemon-driver-storage-logicalUpgrade wireshark-develUpgrade wiresharkUpgrade libvirt-daemon-driver-interfaceUpgrade libvirt-daemon-driver-nodedevUpgrade libvirt-daemon-driver-qemuUpgrade libvirt-daemon-driver-storage-iscsiUpgrade libvirt-daemon-driver-secretUpgrade libvirt-bash-completionUpgrade libvirt-nssUpgrade libvirt-daemon-driver-nwfilterUpgrade libvirt-daemon-driver-storage-diskUpgrade libvirt-daemon-xenUpgrade libvirt-daemon-driver-lxcUpgrade wireshark-ui-qtUpgrade libvirt-clientUpgrade libvirt-daemon-driver-storage-rbdUpgrade libvirt-daemon-config-networkUpgrade libvirtUpgrade libvirt-daemon-driver-networkUpgrade wireshark-plugin-libvirtUpgrade libvirt-daemon-driver-storage-glusterUpgrade libvirt-daemon-driver-storage-iscsi-directUpgrade libvirt-daemon-driver-storageUpgrade libvirt-libsUpgrade libvirt-daemon-config-nwfilterUpgrade libvirt-daemonUpgrade libvirt-lock-sanlockUpgrade libvirt-develUpgrade libwiretap12Upgrade libvirt-daemon-driver-libxlUpgrade libwsutil13Upgrade libvirt-daemon-driver-storage-scsiUpgrade libvirt-adminUpgrade libvirt-daemon-driver-storage-coreUpgrade libvirt-devel-32bitUpgrade libvirt-daemon-driver-storage-mpathUpgrade libvirt-daemon-lxcUpgrade libvirt-docUpgrade libvirt-daemon-qemuUpgrade libwireshark15Upgrade libvirt-daemon-hooks	Feb 15, 2022	Dec 30, 2021
Vmware Photon_os	—	Use 'tdnf update' to upgrade all packages to the latest version.	Jan 20, 2025	Dec 30, 2021
Wireshark	—	Upgrade to Wireshark version 3.4.12Upgrade to Wireshark version 3.6.1	Jan 4, 2022	Dec 30, 2021

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CVSS Details

Covered by Rapid7

Prioritise with Active Threat Intelligence