CVE-2021-39928

Published: Nov 18, 2021

Modified: Aug 4, 2024

PUBLISHED

CVSS v3.1

7.5

HIGH

Description

NULL pointer exception in the IEEE 802.11 dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file

Vendor	Product	Versions
Wireshark Foundation	Wireshark	affected `>=3.4.0, <3.4.10` affected `>=3.2.0, <3.2.18`

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

https://www.wireshark.org/security/wnpa-sec-2021-13.html

https://gitlab.com/wireshark/wireshark/-/issues/17704

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39928.json

FEDORA-2021-97bd631e0a

vendor-advisory

FEDORA-2021-3747cf6107

vendor-advisory

DSA-5019

vendor-advisory

[debian-lts-announce] 20211226 [SECURITY] [DLA 2849-1] wireshark security update

mailing-list

GLSA-202210-04

vendor-advisory

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CVE-2021-39928

Description

Affected Products

CVSS v3.1 Details

References