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kasperskyKaspersky LabKLA11733
HistoryNov 16, 2018 - 12:00 a.m.

KLA11733 Memory vulnerability in Opera

2018-11-1600:00:00
Kaspersky Lab
threats.kaspersky.com
14

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

8.3 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

0.001 Low

EPSS

Percentile

47.2%

Detect date:

11/16/2018

Severity:

Warning

Description:

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

Affected products:

Opera earlier than 57.0.3098.53

Solution:

Update to the latest version
Download Opera

Original advisories:

Changelog for Opera 57
[Stable Channel Update for Desktop](<https://blogs.opera.com/desktop/changelog-for-57/#b3098.53 | Chrome Advisory: https://chromereleases.googleblog.com/2018/11/stable-channel-update-for-desktop.html&gt;)

Impacts:

ACE

Related products:

Opera

CVE-IDS:

CVE-2018-174786.8High

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

8.3 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

0.001 Low

EPSS

Percentile

47.2%