Description
Buffer overflow in QUIC dissector in Wireshark 3.4.0 to 3.4.1 allows denial of service via packet injection or crafted capture file
References (5)
Core 5
Core References
Vendor Advisory x_refsource_misc
https://www.wireshark.org/security/wnpa-sec-2020-20.html
Issue Tracking, Third Party Advisory x_refsource_misc
https://gitlab.com/wireshark/wireshark/-/issues/17073
Third Party Advisory x_refsource_confirm
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26422.json
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/202101-12
Patch, Third Party Advisory x_refsource_misc
https://www.oracle.com/security-alerts/cpuApr2021.html
Scores
CVSS v3
3.7
EPSS
0.0031
EPSS Percentile
53.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Details
CWE
CWE-120
Status
published
Products (3)
oracle/zfs_storage_appliance_kit
8.8
wireshark/wireshark
3.4.0
wireshark/wireshark
3.4.1
Published
Dec 21, 2020
Tracked Since
Feb 18, 2026