Multiple vulnerabilities in Google Chrome



Published: 2020-09-08
Risk High
Patch available YES
Number of vulnerabilities 5
CVE ID CVE-2020-6573
CVE-2020-6574
CVE-2020-6575
CVE-2020-6576
CVE-2020-15959
CWE ID CWE-416
CWE-264
CWE-362
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe
Google Chrome
Client/Desktop applications / Web browsers

Vendor Google, Inc.

Security Advisory

1) Use-after-free

Risk: High

CVSSv3: 7.7 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-6573

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the video component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Update to version 85.0.4183.102.

Vulnerable software versions

Google Chrome: 85.0.4183.0, 85.0.4183.1, 85.0.4183.2, 85.0.4183.3, 85.0.4183.4, 85.0.4183.5, 85.0.4183.6, 85.0.4183.7, 85.0.4183.8, 85.0.4183.9, 85.0.4183.10, 85.0.4183.11, 85.0.4183.12, 85.0.4183.13, 85.0.4183.14, 85.0.4183.15, 85.0.4183.16, 85.0.4183.17, 85.0.4183.18, 85.0.4183.19, 85.0.4183.20, 85.0.4183.21, 85.0.4183.22, 85.0.4183.23, 85.0.4183.24, 85.0.4183.25, 85.0.4183.26, 85.0.4183.27, 85.0.4183.28, 85.0.4183.29, 85.0.4183.30, 85.0.4183.31, 85.0.4183.32, 85.0.4183.33, 85.0.4183.34, 85.0.4183.35, 85.0.4183.36, 85.0.4183.37, 85.0.4183.38, 85.0.4183.39, 85.0.4183.40, 85.0.4183.41, 85.0.4183.42, 85.0.4183.43, 85.0.4183.44, 85.0.4183.45, 85.0.4183.46, 85.0.4183.47, 85.0.4183.48, 85.0.4183.49, 85.0.4183.50, 85.0.4183.51, 85.0.4183.52, 85.0.4183.53, 85.0.4183.54, 85.0.4183.55, 85.0.4183.56, 85.0.4183.57, 85.0.4183.58, 85.0.4183.59, 85.0.4183.60, 85.0.4183.61, 85.0.4183.62, 85.0.4183.63, 85.0.4183.64, 85.0.4183.65, 85.0.4183.66, 85.0.4183.67, 85.0.4183.68, 85.0.4183.69, 85.0.4183.70, 85.0.4183.71, 85.0.4183.72, 85.0.4183.73, 85.0.4183.74, 85.0.4183.75, 85.0.4183.76, 85.0.4183.77, 85.0.4183.78, 85.0.4183.79, 85.0.4183.80, 85.0.4183.81, 85.0.4183.82, 85.0.4183.83, 85.0.4183.84, 85.0.4183.85, 85.0.4183.86, 85.0.4183.87, 85.0.4183.88, 85.0.4183.89, 85.0.4183.90, 85.0.4183.91, 85.0.4183.92, 85.0.4183.93, 85.0.4183.94, 85.0.4183.96, 85.0.4183.97, 85.0.4183.98, 85.0.4183.99, 85.0.4183.100, 85.0.4183.101

CPE External links

https://chromereleases.googleblog.com/2020/09/stable-channel-update-for-desktop.html
https://crbug.com/1116304

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Permissions, Privileges, and Access Controls

Risk: High

CVSSv3: 7.7 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-6574

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to insufficient policy enforcement in installer in Google Chrome. A remote attacker can trick the victim to visit a specially crafted website, bypass implemented security measures and compromise the affected system.

Mitigation

Update to version 85.0.4183.102.

Vulnerable software versions

Google Chrome: 85.0.4183.0, 85.0.4183.1, 85.0.4183.2, 85.0.4183.3, 85.0.4183.4, 85.0.4183.5, 85.0.4183.6, 85.0.4183.7, 85.0.4183.8, 85.0.4183.9, 85.0.4183.10, 85.0.4183.11, 85.0.4183.12, 85.0.4183.13, 85.0.4183.14, 85.0.4183.15, 85.0.4183.16, 85.0.4183.17, 85.0.4183.18, 85.0.4183.19, 85.0.4183.20, 85.0.4183.21, 85.0.4183.22, 85.0.4183.23, 85.0.4183.24, 85.0.4183.25, 85.0.4183.26, 85.0.4183.27, 85.0.4183.28, 85.0.4183.29, 85.0.4183.30, 85.0.4183.31, 85.0.4183.32, 85.0.4183.33, 85.0.4183.34, 85.0.4183.35, 85.0.4183.36, 85.0.4183.37, 85.0.4183.38, 85.0.4183.39, 85.0.4183.40, 85.0.4183.41, 85.0.4183.42, 85.0.4183.43, 85.0.4183.44, 85.0.4183.45, 85.0.4183.46, 85.0.4183.47, 85.0.4183.48, 85.0.4183.49, 85.0.4183.50, 85.0.4183.51, 85.0.4183.52, 85.0.4183.53, 85.0.4183.54, 85.0.4183.55, 85.0.4183.56, 85.0.4183.57, 85.0.4183.58, 85.0.4183.59, 85.0.4183.60, 85.0.4183.61, 85.0.4183.62, 85.0.4183.63, 85.0.4183.64, 85.0.4183.65, 85.0.4183.66, 85.0.4183.67, 85.0.4183.68, 85.0.4183.69, 85.0.4183.70, 85.0.4183.71, 85.0.4183.72, 85.0.4183.73, 85.0.4183.74, 85.0.4183.75, 85.0.4183.76, 85.0.4183.77, 85.0.4183.78, 85.0.4183.79, 85.0.4183.80, 85.0.4183.81, 85.0.4183.82, 85.0.4183.83, 85.0.4183.84, 85.0.4183.85, 85.0.4183.86, 85.0.4183.87, 85.0.4183.88, 85.0.4183.89, 85.0.4183.90, 85.0.4183.91, 85.0.4183.92, 85.0.4183.93, 85.0.4183.94, 85.0.4183.96, 85.0.4183.97, 85.0.4183.98, 85.0.4183.99, 85.0.4183.100, 85.0.4183.101

CPE External links

https://chromereleases.googleblog.com/2020/09/stable-channel-update-for-desktop.html
https://crbug.com/1102196

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Race condition

Risk: High

CVSSv3: 7.7 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-6575

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to a race condition in Mojo in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage and execute arbitrary code on the target system.

Mitigation

Update to version 85.0.4183.102.

Vulnerable software versions

Google Chrome: 85.0.4183.0, 85.0.4183.1, 85.0.4183.2, 85.0.4183.3, 85.0.4183.4, 85.0.4183.5, 85.0.4183.6, 85.0.4183.7, 85.0.4183.8, 85.0.4183.9, 85.0.4183.10, 85.0.4183.11, 85.0.4183.12, 85.0.4183.13, 85.0.4183.14, 85.0.4183.15, 85.0.4183.16, 85.0.4183.17, 85.0.4183.18, 85.0.4183.19, 85.0.4183.20, 85.0.4183.21, 85.0.4183.22, 85.0.4183.23, 85.0.4183.24, 85.0.4183.25, 85.0.4183.26, 85.0.4183.27, 85.0.4183.28, 85.0.4183.29, 85.0.4183.30, 85.0.4183.31, 85.0.4183.32, 85.0.4183.33, 85.0.4183.34, 85.0.4183.35, 85.0.4183.36, 85.0.4183.37, 85.0.4183.38, 85.0.4183.39, 85.0.4183.40, 85.0.4183.41, 85.0.4183.42, 85.0.4183.43, 85.0.4183.44, 85.0.4183.45, 85.0.4183.46, 85.0.4183.47, 85.0.4183.48, 85.0.4183.49, 85.0.4183.50, 85.0.4183.51, 85.0.4183.52, 85.0.4183.53, 85.0.4183.54, 85.0.4183.55, 85.0.4183.56, 85.0.4183.57, 85.0.4183.58, 85.0.4183.59, 85.0.4183.60, 85.0.4183.61, 85.0.4183.62, 85.0.4183.63, 85.0.4183.64, 85.0.4183.65, 85.0.4183.66, 85.0.4183.67, 85.0.4183.68, 85.0.4183.69, 85.0.4183.70, 85.0.4183.71, 85.0.4183.72, 85.0.4183.73, 85.0.4183.74, 85.0.4183.75, 85.0.4183.76, 85.0.4183.77, 85.0.4183.78, 85.0.4183.79, 85.0.4183.80, 85.0.4183.81, 85.0.4183.82, 85.0.4183.83, 85.0.4183.84, 85.0.4183.85, 85.0.4183.86, 85.0.4183.87, 85.0.4183.88, 85.0.4183.89, 85.0.4183.90, 85.0.4183.91, 85.0.4183.92, 85.0.4183.93, 85.0.4183.94, 85.0.4183.96, 85.0.4183.97, 85.0.4183.98, 85.0.4183.99, 85.0.4183.100, 85.0.4183.101

CPE External links

https://chromereleases.googleblog.com/2020/09/stable-channel-update-for-desktop.html
https://crbug.com/1081874

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Use-after-free

Risk: High

CVSSv3: 7.7 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-6576

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the offscreen canvas component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Update to version 85.0.4183.102.

Vulnerable software versions

Google Chrome: 85.0.4183.0, 85.0.4183.1, 85.0.4183.2, 85.0.4183.3, 85.0.4183.4, 85.0.4183.5, 85.0.4183.6, 85.0.4183.7, 85.0.4183.8, 85.0.4183.9, 85.0.4183.10, 85.0.4183.11, 85.0.4183.12, 85.0.4183.13, 85.0.4183.14, 85.0.4183.15, 85.0.4183.16, 85.0.4183.17, 85.0.4183.18, 85.0.4183.19, 85.0.4183.20, 85.0.4183.21, 85.0.4183.22, 85.0.4183.23, 85.0.4183.24, 85.0.4183.25, 85.0.4183.26, 85.0.4183.27, 85.0.4183.28, 85.0.4183.29, 85.0.4183.30, 85.0.4183.31, 85.0.4183.32, 85.0.4183.33, 85.0.4183.34, 85.0.4183.35, 85.0.4183.36, 85.0.4183.37, 85.0.4183.38, 85.0.4183.39, 85.0.4183.40, 85.0.4183.41, 85.0.4183.42, 85.0.4183.43, 85.0.4183.44, 85.0.4183.45, 85.0.4183.46, 85.0.4183.47, 85.0.4183.48, 85.0.4183.49, 85.0.4183.50, 85.0.4183.51, 85.0.4183.52, 85.0.4183.53, 85.0.4183.54, 85.0.4183.55, 85.0.4183.56, 85.0.4183.57, 85.0.4183.58, 85.0.4183.59, 85.0.4183.60, 85.0.4183.61, 85.0.4183.62, 85.0.4183.63, 85.0.4183.64, 85.0.4183.65, 85.0.4183.66, 85.0.4183.67, 85.0.4183.68, 85.0.4183.69, 85.0.4183.70, 85.0.4183.71, 85.0.4183.72, 85.0.4183.73, 85.0.4183.74, 85.0.4183.75, 85.0.4183.76, 85.0.4183.77, 85.0.4183.78, 85.0.4183.79, 85.0.4183.80, 85.0.4183.81, 85.0.4183.82, 85.0.4183.83, 85.0.4183.84, 85.0.4183.85, 85.0.4183.86, 85.0.4183.87, 85.0.4183.88, 85.0.4183.89, 85.0.4183.90, 85.0.4183.91, 85.0.4183.92, 85.0.4183.93, 85.0.4183.94, 85.0.4183.96, 85.0.4183.97, 85.0.4183.98, 85.0.4183.99, 85.0.4183.100, 85.0.4183.101

CPE External links

https://chromereleases.googleblog.com/2020/09/stable-channel-update-for-desktop.html
https://crbug.com/1111737

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Permissions, Privileges, and Access Controls

Risk: High

CVSSv3: 7.7 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-15959

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to insufficient policy enforcement in networking in Google Chrome. A remote attacker can trick the victim to visit a specially crafted website, bypass implemented security measures and compromise the affected system.

Mitigation

Update to version 85.0.4183.102.

Vulnerable software versions

Google Chrome: 85.0.4183.0, 85.0.4183.1, 85.0.4183.2, 85.0.4183.3, 85.0.4183.4, 85.0.4183.5, 85.0.4183.6, 85.0.4183.7, 85.0.4183.8, 85.0.4183.9, 85.0.4183.10, 85.0.4183.11, 85.0.4183.12, 85.0.4183.13, 85.0.4183.14, 85.0.4183.15, 85.0.4183.16, 85.0.4183.17, 85.0.4183.18, 85.0.4183.19, 85.0.4183.20, 85.0.4183.21, 85.0.4183.22, 85.0.4183.23, 85.0.4183.24, 85.0.4183.25, 85.0.4183.26, 85.0.4183.27, 85.0.4183.28, 85.0.4183.29, 85.0.4183.30, 85.0.4183.31, 85.0.4183.32, 85.0.4183.33, 85.0.4183.34, 85.0.4183.35, 85.0.4183.36, 85.0.4183.37, 85.0.4183.38, 85.0.4183.39, 85.0.4183.40, 85.0.4183.41, 85.0.4183.42, 85.0.4183.43, 85.0.4183.44, 85.0.4183.45, 85.0.4183.46, 85.0.4183.47, 85.0.4183.48, 85.0.4183.49, 85.0.4183.50, 85.0.4183.51, 85.0.4183.52, 85.0.4183.53, 85.0.4183.54, 85.0.4183.55, 85.0.4183.56, 85.0.4183.57, 85.0.4183.58, 85.0.4183.59, 85.0.4183.60, 85.0.4183.61, 85.0.4183.62, 85.0.4183.63, 85.0.4183.64, 85.0.4183.65, 85.0.4183.66, 85.0.4183.67, 85.0.4183.68, 85.0.4183.69, 85.0.4183.70, 85.0.4183.71, 85.0.4183.72, 85.0.4183.73, 85.0.4183.74, 85.0.4183.75, 85.0.4183.76, 85.0.4183.77, 85.0.4183.78, 85.0.4183.79, 85.0.4183.80, 85.0.4183.81, 85.0.4183.82, 85.0.4183.83, 85.0.4183.84, 85.0.4183.85, 85.0.4183.86, 85.0.4183.87, 85.0.4183.88, 85.0.4183.89, 85.0.4183.90, 85.0.4183.91, 85.0.4183.92, 85.0.4183.93, 85.0.4183.94, 85.0.4183.96, 85.0.4183.97, 85.0.4183.98, 85.0.4183.99, 85.0.4183.100, 85.0.4183.101

CPE External links

https://chromereleases.googleblog.com/2020/09/stable-channel-update-for-desktop.html
https://crbug.com/1122684

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.