Description
HTTP3 dissector crash in Wireshark 4.2.0 allows denial of service via packet injection or crafted capture file
References (2)
Core 2
Core References
Exploit, Vendor Advisory
https://www.wireshark.org/security/wnpa-sec-2024-03.html
Exploit, Issue Tracking, Vendor Advisory issue-tracking
https://gitlab.com/wireshark/wireshark/-/issues/19502
Scores
CVSS v3
7.8
EPSS
0.0006
EPSS Percentile
19.3%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-125
Status
published
Products (2)
wireshark/wireshark
4.2.0
Wireshark Foundation/Wireshark
4.2.0 - 4.2.1
Published
Jan 03, 2024
Tracked Since
Feb 18, 2026