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kasperskyKaspersky LabKLA19251
HistorySep 14, 2022 - 12:00 a.m.

KLA19251 DoS vulnerability in Opera

2022-09-1400:00:00
Kaspersky Lab
threats.kaspersky.com
29

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

9.6 High

AI Score

Confidence

High

0.01 Low

EPSS

Percentile

83.7%

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

Original advisories

Changelog for 91

Stable Channel Update for Desktop

Related products

Opera

CVE list

CVE-2022-3075 critical

Solution

Update to the latest version

Download Opera

Impacts

  • DoS

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

  • SB

Security bypass. Exploitation of vulnerabilities with this impact can lead to performing actions restricted by current security settings.

Affected Products

  • Opera earlier than 91.0.4516.16

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

9.6 High

AI Score

Confidence

High

0.01 Low

EPSS

Percentile

83.7%