CVE-2021-4183

PoC —

CVSS 3.1

5.5 medium

EPSS

1%p72

Published

Dec 30, 2021 (Dec 30, 2021)

Modified

Jun 17, 2026

Description

Crash in the pcapng file parser in Wireshark 3.6.0 allows denial of service via crafted capture file

Vendors: wireshark fedoraproject oracle
Products: wireshark, fedora, http server, zfs storage appliance kit
Weakness: CWE-125
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.5%)

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