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kasperskyKaspersky LabKLA20201
HistoryFeb 16, 2022 - 12:00 a.m.

KLA20201 DoS vulnerability in Opera

2022-02-1600:00:00
Kaspersky Lab
threats.kaspersky.com
5

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

4.8 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

45.4%

Detect date:

02/16/2022

Severity:

Warning

Description:

Implementation vulnerability was found in Opera. Malicious users can exploit this vulnerability to cause denial of service.

Affected products:

Opera earlier than 84.0.4316.14

Solution:

Update to the latest version
Download Opera

Original advisories:

Opera 84
Stable Channel Update for Desktop

Impacts:

DoS

Related products:

Opera

CVE-IDS:

CVE-2022-40254.3Warning

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

4.8 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

45.4%