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kasperskyKaspersky LabKLA11917
HistoryJul 27, 2020 - 12:00 a.m.

KLA11917 Multiple vulnerabilities in Google Chrome

2020-07-2700:00:00
Kaspersky Lab
threats.kaspersky.com
292
google chrome
vulnerabilities
denial of service
execute arbitrary code
webusb
skia
sctp
webview
v8
css
iosweb
malware
exploit
ace
dos
sb
cve-2020-6541
cve-2020-6540
cve-2020-6532
cve-2020-6538
cve-2020-6537
cve-2020-6539
cve-2020-16046

CVSS2

6.8

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

CVSS3

8.8

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

AI Score

9

Confidence

High

EPSS

0.116

Percentile

95.4%

Multiple vulnerabilities were found in Google Chrome. Malicious users can exploit these vulnerabilities to cause denial of service, execute arbitrary code.

Below is a complete list of vulnerabilities:

  1. Use after free vulnerability in WebUSB can be exploited to cause denial of service.
  2. Heap buffer overflow vulnerability in Skia can be exploited to cause denial of service.
  3. Use after free vulnerability in SCTP can be exploited to cause denial of service.
  4. Implementation vulnerability in WebView can be exploited to potentially cause denial of service or execute arbitrary code.
  5. Type confusion vulnerability in V8 can be exploited to potentially cause denial of service.
  6. Use after free vulnerability in CSS can be exploited to cause denial of service.
  7. Script injection vulnerability in iOSWeb can be exploited remotely to execute arbitrary code.

Original advisories

Stable Channel Update for Desktop

Exploitation

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

Related products

Google-Chrome

CVE list

CVE-2020-6541 critical

CVE-2020-6540 critical

CVE-2020-6532 critical

CVE-2020-6538 high

CVE-2020-6537 critical

CVE-2020-6539 critical

CVE-2020-16046 high

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.

  • 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 84.0.4147.105

CVSS2

6.8

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

CVSS3

8.8

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

AI Score

9

Confidence

High

EPSS

0.116

Percentile

95.4%