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kasperskyKaspersky LabKLA12233
HistoryJul 14, 2021 - 12:00 a.m.

KLA12233 DoS vulnerability in Wireshark

2021-07-1400:00:00
Kaspersky Lab
threats.kaspersky.com
56

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

7.5 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

71.8%

Denial of service vulnerability was found in Wireshark. Malicious users can exploit this vulnerability to cause denial of service.

Original advisories

DNP dissector crash

Related products

Wireshark

CVE list

CVE-2021-22235 critical

Solution

Update to the latest version

Download Wireshark

Impacts

  • DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

Affected Products

  • Wireshark 3.4.x earlier than 3.4.7Wireshark 3.2.x earlier than 3.2.15

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

7.5 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

71.8%