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kasperskyKaspersky LabKLA12327
HistoryOct 19, 2021 - 12:00 a.m.

KLA12327 Multiple vulnerabilities in Google Chrome

2021-10-1900:00:00
Kaspersky Lab
threats.kaspersky.com
451

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack 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

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

0.005 Low

EPSS

Percentile

75.5%

Multiple vulnerabilities were found in Google Chrome. Malicious users can exploit these vulnerabilities to cause denial of service, execute arbitrary code, bypass security restrictions, obtain sensitive information.

Below is a complete list of vulnerabilities:

  1. Heap buffer overflow vulnerability in Settings can be exploited to cause denial of service.
  2. Heap buffer overflow vulnerability in PDFium can be exploited to cause denial of service.
  3. Use after free vulnerability in PDF Accessibility can be exploited to cause denial of service or execute arbitrary code.
  4. Heap buffer overflow vulnerability in Skia can be exploited to cause denial of service.
  5. Use after free vulnerability in V8 can be exploited to cause denial of service or execute arbitrary code.
  6. Implementation vulnerability in WebApp Installer can be exploited to cause denial of service.
  7. Race condition vulnerability in V8 can be exploited to cause denial of service.
  8. Use after free vulnerability in Dev Tools can be exploited to cause denial of service or execute arbitrary code.
  9. Implementation vulnerability in Blink can be exploited to cause denial of service.
  10. Use after free vulnerability in Profiles can be exploited to cause denial of service or execute arbitrary code.
  11. Implementation vulnerability in WebView can be exploited to cause denial of service.
  12. Implementation vulnerability in iFrame Sandbox can be exploited to cause denial of service.
  13. Use after free vulnerability in Incognito can be exploited to cause denial of service or execute arbitrary code.
  14. Validation of untrusted input vulnerability in Downloads can be exploited to bypass security restrictions.
  15. Out of bounds read vulnerability in WebAudio can be exploited to cause denial of service or obtain sensitive information.
  16. Use after free vulnerability in Network APIs can be exploited to cause denial of service or execute arbitrary code.

Original advisories

Stable Channel Update for Desktop

Related products

Google-Chrome

CVE list

CVE-2021-37986 unknown

CVE-2021-37984 unknown

CVE-2021-37993 unknown

CVE-2021-37981 unknown

CVE-2021-37985 unknown

CVE-2021-37995 unknown

CVE-2021-37991 unknown

CVE-2021-37983 unknown

CVE-2021-37989 unknown

CVE-2021-37988 unknown

CVE-2021-37990 unknown

CVE-2021-37994 unknown

CVE-2021-37982 unknown

CVE-2021-37996 unknown

CVE-2021-37992 unknown

CVE-2021-37987 unknown

Solution

Update to the latest version

Download Google Chrome

Impacts

  • ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

  • OSI

Obtain sensitive information. Exploitation of vulnerabilities with this impact can lead to capturing by abuser information, critical for user or system.

  • 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

  • Google Chrome earlier than 95.0.4638.54

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack 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

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

0.005 Low

EPSS

Percentile

75.5%