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kasperskyKaspersky LabKLA11331
HistoryOct 09, 2018 - 12:00 a.m.

KLA11331 Multiple vulnerabilities in Microsoft Browsers

2018-10-0900:00:00
Kaspersky Lab
threats.kaspersky.com
495

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.7 High

AI Score

Confidence

High

10 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.215 Low

EPSS

Percentile

96.4%

Detect date:

10/09/2018

Severity:

Critical

Description:

Multiple vulnerabilities were found in Microsoft Browsers. Malicious users can exploit these vulnerabilities to execute arbitrary code, bypass security restrictions.

Affected products:

ChakraCore
Internet Explorer 11
Microsoft Edge (EdgeHTML-based)

Solution:

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

Original advisories:

CVE-2018-8510
CVE-2018-8503
CVE-2018-8473
CVE-2018-8511
CVE-2018-8505
CVE-2018-8513
CVE-2018-8512
CVE-2018-8491
CVE-2018-8460
CVE-2018-8530
CVE-2018-8509
CVE-2018-8500

Impacts:

ACE

Related products:

Microsoft Internet Explorer

CVE-IDS:

CVE-2018-8510

KB list:

4462917
4462918
4462923
4462919
4464330
4462937
4462922
4462926
4462949

Microsoft official advisories:

Exploitation:

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

References

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.7 High

AI Score

Confidence

High

10 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.215 Low

EPSS

Percentile

96.4%