SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-22173

Memory leak in USB HID dissector in Wireshark 3.4.0 to 3.4.2 allows denial of service via packet injection or crafted capture file

HIGH 7.5EPSS 2.41%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.41%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Memory leak in USB HID dissector in Wireshark 3.4.0 to 3.4.2 allows denial of service via packet injection or crafted capture file

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
2.41% probability · 83th percentile
CISA KEV
Not listed
Weakness
CWE-401
Affected
wireshark/wireshark · fedoraproject/fedora · oracle/zfs storage appliance
Source
cve@gitlab.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.