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[email protected]CVE-2021-39928

HistoryNov 18, 2021 - 7:15 p.m.

CVE-2021-39928

2021-11-1819:15:08

CWE-476

[email protected]

web.nvd.nist.gov

115

cve

2021

39928

wireshark

null pointer exception

ieee 802.11

dissector

dos

denial of service

packet injection

crafted capture file

nvd

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.4 High

AI Score

Confidence

High

0.007 Low

EPSS

Percentile

80.4%

JSON

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

Affected configurations

NVD

Node

wiresharkwiresharkRange3.2.0–3.2.18

wiresharkwiresharkRange3.4.0–3.4.10

Node

fedoraprojectfedoraMatch34

fedoraprojectfedoraMatch35

Node

debiandebian_linuxMatch9.0

CPENameOperatorVersion
wireshark:wiresharkwiresharklt3.2.18
wireshark:wiresharkwiresharklt3.4.10

CPE	Name	Operator	Version
wireshark:wireshark	wireshark	lt	3.2.18
wireshark:wireshark	wireshark	lt	3.4.10

CNA Affected

[
  {
    "vendor": "Wireshark Foundation",
    "product": "Wireshark",
    "versions": [
      {
        "version": ">=3.4.0, <3.4.10",
        "status": "affected"
      },
      {
        "version": ">=3.2.0, <3.2.18",
        "status": "affected"
      }
    ]
  }
]