Lucene search

K
kasperskyKaspersky LabKLA12398
HistoryDec 14, 2021 - 12:00 a.m.

KLA12398 Multiple vulnerabilities in Opera

2021-12-1400:00:00
Kaspersky Lab
threats.kaspersky.com
25

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.1 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.05 Low

EPSS

Percentile

92.7%

Detect date:

12/14/2021

Severity:

High

Description:

Multiple vulnerabilities were found in Opera. Malicious users can exploit these vulnerabilities to cause denial of service, execute arbitrary code, inject malicious code, spoof user interface, bypass security restrictions.

Affected products:

Opera earlier than 82.0.4227.33

Solution:

Update to the latest version
Download Opera

Original advisories:

Changelog for Opera 82
Stable Channel Update for Desktop

Impacts:

ACE

Related products:

Opera

CVE-IDS:

CVE-2021-40638.8Critical
CVE-2021-40528.8Critical
CVE-2021-40558.8Critical
CVE-2021-40648.8Critical
CVE-2021-40538.8Critical
CVE-2021-40596.5High
CVE-2021-40578.8Critical
CVE-2021-40618.8Critical
CVE-2021-40686.5High
CVE-2021-40668.8Critical
CVE-2021-40588.8Critical
CVE-2021-40546.5High
CVE-2021-40678.8Critical
CVE-2021-40628.8Critical
CVE-2021-40568.8Critical
CVE-2021-40658.8Critical
CVE-2021-40798.8Critical
CVE-2021-40788.8Critical

References

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.1 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.05 Low

EPSS

Percentile

92.7%