CVE-2020-26421
5.3
MEDIUM
CVSS 3.1
EPSS 0.10%
Description
Crash in USB HID protocol dissector and possibly other dissectors in Wireshark 3.4.0 and 3.2.0 to 3.2.8 allows denial of service via packet injection or crafted capture file.
How to fix CVE-2020-26421
To remediate CVE-2020-26421, upgrade the affected package to a fixed version below.
- Debian/wireshark—upgrade to 3.4.1-1 or later
Is CVE-2020-26421 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.4.1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |