CVE-2021-4184 | BDVDB-2026-166909 Detail
Wireshark FoundationWireshark
Description#
Infinite loop in the BitTorrent DHT dissector in Wireshark 3.6.0 and 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.
Weaknesses#
No weakness recorded in the source data.
References#
- https://www.wireshark.org/security/wnpa-sec-2021-18.html
- https://gitlab.com/wireshark/wireshark/-/issues/17754
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4184.json
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R5AEK3XTOIOGCGUILUFISMGX54YJXWGJ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q6XGBKWSQFCVYUN4ZK3O3NJIFP3OAFVT/
- https://lists.debian.org/debian-lts-announce/2022/03/msg00041.html
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://security.gentoo.org/glsa/202210-04
- https://lists.debian.org/debian-lts-announce/2024/09/msg00049.html
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.