CVE-2021-4182
HIGHWireshark 3.4.0-3.4.10 and 3.6.0 - Denial of Service via RFC 7468 Dissector
Title source: llmDescription
Crash in the RFC 7468 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
References (8)
Core 8
Core References
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R5AEK3XTOIOGCGUILUFISMGX54YJXWGJ/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q6XGBKWSQFCVYUN4ZK3O3NJIFP3OAFVT/
Third Party Advisory vendor-advisory
https://security.gentoo.org/glsa/202210-04
Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4182.json
Exploit, Issue Tracking, Third Party Advisory
https://gitlab.com/wireshark/wireshark/-/issues/17801
Patch, Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.html
Vendor Advisory
https://www.wireshark.org/security/wnpa-sec-2021-20.html
Scores
CVSS v3
7.5
EPSS
0.0330
EPSS Percentile
86.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-835
Status
published
Products (7)
fedoraproject/fedora
34
fedoraproject/fedora
35
oracle/http_server
12.2.1.3.0
oracle/http_server
12.2.1.4.0
oracle/zfs_storage_appliance_kit
8.8
wireshark/wireshark
3.6.0
wireshark/wireshark
3.4.0 - 3.4.11
Published
Dec 30, 2021
Tracked Since
Feb 18, 2026