Vulnerability Monitor

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CVE-2020-26421

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.

Published

2020-12-11T19:15:12.357

Last Modified

2024-11-21T05:19:54.887

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 4.2 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	wireshark	wireshark	≤ 3.2.8	Yes
Application	wireshark	wireshark	3.4.0	Yes
Operating System	fedoraproject	fedora	32	Yes
Operating System	fedoraproject	fedora	33	Yes
Operating System	debian	debian_linux	9.0	Yes
Application	oracle	zfs_storage_appliance_kit	8.8	Yes

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26421.json Third Party Advisory ([email protected])
https://gitlab.com/wireshark/wireshark/-/issues/16958 Exploit, Issue Tracking, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html Mailing List, Third Party Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M75HYXU36SP6GHIDPHNZGJKEO6TX4C4Y/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YHWDZPWQJMLK64VFDWJC5SEGPNH6Y72Z/ ([email protected])
https://security.gentoo.org/glsa/202101-12 Third Party Advisory ([email protected])
https://www.oracle.com/security-alerts/cpuApr2021.html Patch, Third Party Advisory ([email protected])
https://www.wireshark.org/security/wnpa-sec-2020-17.html Vendor Advisory ([email protected])
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26421.json Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://gitlab.com/wireshark/wireshark/-/issues/16958 Exploit, Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M75HYXU36SP6GHIDPHNZGJKEO6TX4C4Y/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YHWDZPWQJMLK64VFDWJC5SEGPNH6Y72Z/ (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202101-12 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.oracle.com/security-alerts/cpuApr2021.html Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.wireshark.org/security/wnpa-sec-2020-17.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)