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kasperskyKaspersky LabKLA12176
HistoryMay 13, 2021 - 12:00 a.m.

KLA12176 Multiple vulnerabilities in Microsoft Browser

2021-05-1300:00:00
Kaspersky Lab
threats.kaspersky.com
15

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

9.7 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

0.006 Low

EPSS

Percentile

78.8%

JSON

Detect date:

05/13/2021

Severity:

Warning

Description:

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

Affected products:

Microsoft Edge (Chromium-based)

Solution:

Install necessary updates from the Settings and more menu, that are listed in your About Microsoft Edge page (Microsoft Edge About page usually can be accessed from the Help and feedback option)
Microsoft Edge update settings

Original advisories:

CVE-2021-30512
CVE-2021-30517
CVE-2021-30520
CVE-2021-30518
CVE-2021-30515
CVE-2021-30506
CVE-2021-30510
CVE-2021-30511
CVE-2021-30516
CVE-2021-30509
CVE-2021-30507
CVE-2021-30519
CVE-2021-30508
CVE-2021-30514
CVE-2021-30513

Impacts:

ACE

Related products:

Microsoft Edge

CVE-IDS:

CVE-2021-305078.8Critical
CVE-2021-305168.8Critical
CVE-2021-305198.8Critical
CVE-2021-305158.8Critical
CVE-2021-305068.8Critical
CVE-2021-305148.8Critical
CVE-2021-305178.8Critical
CVE-2021-305138.8Critical
CVE-2021-305188.8Critical
CVE-2021-305098.8Critical
CVE-2021-305088.8Critical
CVE-2021-305128.8Critical
CVE-2021-305208.8Critical
CVE-2021-305108.8Critical
CVE-2021-305118.1Critical

Microsoft official advisories:

References

Related

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cve
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2021-06-04 18:15:00
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CVE-2021-30506
2021-06-04 18:15:00
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redhatcve
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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

9.7 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

0.006 Low

EPSS

Percentile

78.8%

JSON
Related for KLA12176
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