CVE-2020-26421
Publication date 11 December 2020
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
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.
Status
Package | Ubuntu Release | Status |
---|---|---|
wireshark | 24.10 oracular |
Not affected
|
24.04 LTS noble |
Not affected
|
|
22.04 LTS jammy |
Not affected
|
|
20.04 LTS focal |
Vulnerable
|
|
18.04 LTS bionic |
Vulnerable
|
|
16.04 LTS xenial |
Vulnerable
|
|
14.04 LTS trusty |
Vulnerable
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.3 · Medium |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | Low |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
References
Other references
- https://gitlab.com/wireshark/wireshark/-/issues/16958
- https://www.wireshark.org/security/wnpa-sec-2020-17.html
- https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26421.json
- https://gitlab.com/wireshark/wireshark/-/commit/61f17d3c2112f5a9da40a33417b778bf66a10aee
- https://www.cve.org/CVERecord?id=CVE-2020-26421