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kasperskyKaspersky LabKLA12046
HistoryJan 14, 2021 - 12:00 a.m.

KLA12046 Multiple vulnerabilities in Opera

2021-01-1400:00:00
Kaspersky Lab
threats.kaspersky.com
18

9.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

10 High

AI Score

Confidence

High

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.01 Low

EPSS

Percentile

83.6%

Detect date:

01/14/2021

Severity:

Warning

Description:

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

Exploitation:

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Affected products:

Opera earlier than 73.0.3856.344

Solution:

Update to the latest version
Download Opera

Original advisories:

Changelog for Opera 73
Stable Channel Update for Desktop

Impacts:

ACE

Related products:

Opera

CVE-IDS:

CVE-2021-211069.6Critical
CVE-2021-211148.8Critical
CVE-2021-211159.6Critical
CVE-2020-160438.8Critical
CVE-2021-211099.6Critical
CVE-2021-211168.8Critical
CVE-2021-211079.6Critical
CVE-2021-211128.8Critical
CVE-2021-211109.6Critical
CVE-2021-211119.6Critical
CVE-2021-211138.8Critical
CVE-2020-159958.8Critical
CVE-2021-211089.6Critical

References

9.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

10 High

AI Score

Confidence

High

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.01 Low

EPSS

Percentile

83.6%