Multiple vulnerabilities in Google Chrome



Published: 2021-08-17 | Updated: 2021-08-19
Risk High
Patch available YES
Number of vulnerabilities 7
CVE-ID CVE-2021-30598
CVE-2021-30599
CVE-2021-30600
CVE-2021-30601
CVE-2021-30602
CVE-2021-30603
CVE-2021-30604
CWE-ID CWE-843
CWE-416
CWE-362
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe
Google Chrome
Client/Desktop applications / Web browsers

Vendor Google, Inc.

Security Bulletin

This security bulletin contains information about 7 vulnerabilities.

1) Type Confusion

EUVDB-ID: #VU55869

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-30598

CWE-ID: CWE-843 - Access of Resource Using Incompatible Type ('Type Confusion')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error in V8. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Google Chrome: 90.0.4430.72, 90.0.4430.85, 90.0.4430.93, 90.0.4430.212, 91.0.4472.77, 91.0.4472.101, 91.0.4472.106, 91.0.4472.114, 91.0.4472.124, 91.0.4472.164, 92.0.4515.107, 92.0.4515.131

CPE2.3 External links

http://chromereleases.googleblog.com/2021/08/stable-channel-update-for-desktop.html
http://bugs.chromium.org/p/chromium/issues/detail?id=1234764
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-30598

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) Type Confusion

EUVDB-ID: #VU55870

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-30599

CWE-ID: CWE-843 - Access of Resource Using Incompatible Type ('Type Confusion')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error in V8. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Google Chrome: 90.0.4430.72, 90.0.4430.85, 90.0.4430.93, 90.0.4430.212, 91.0.4472.77, 91.0.4472.101, 91.0.4472.106, 91.0.4472.114, 91.0.4472.124, 91.0.4472.164, 92.0.4515.107, 92.0.4515.131

CPE2.3 External links

http://chromereleases.googleblog.com/2021/08/stable-channel-update-for-desktop.html
http://bugs.chromium.org/p/chromium/issues/detail?id=1234770
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-30599

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) Use-after-free

EUVDB-ID: #VU55871

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-30600

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 in Printing. A remote attacker can trick the victim to visit a specially crafted web page, trigger a use-after-free error and execute arbitrary code on the system.

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

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Google Chrome: 90.0.4430.72, 90.0.4430.85, 90.0.4430.93, 90.0.4430.212, 91.0.4472.77, 91.0.4472.101, 91.0.4472.106, 91.0.4472.114, 91.0.4472.124, 91.0.4472.164, 92.0.4515.107, 92.0.4515.131

CPE2.3 External links

http://chromereleases.googleblog.com/2021/08/stable-channel-update-for-desktop.html
http://bugs.chromium.org/p/chromium/issues/detail?id=1231134

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

EUVDB-ID: #VU55872

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-30601

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 in Extensions API. A remote attacker can trick the victim to visit a specially crafted web page, trigger a use-after-free error and execute arbitrary code on the system.

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

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Google Chrome: 90.0.4430.72, 90.0.4430.85, 90.0.4430.93, 90.0.4430.212, 91.0.4472.77, 91.0.4472.101, 91.0.4472.106, 91.0.4472.114, 91.0.4472.124, 91.0.4472.164, 92.0.4515.107, 92.0.4515.131

CPE2.3 External links

http://chromereleases.googleblog.com/2021/08/stable-channel-update-for-desktop.html
http://bugs.chromium.org/p/chromium/issues/detail?id=1234009
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-30601

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) Use-after-free

EUVDB-ID: #VU55873

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-30602

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 in WebRTC. A remote attacker can trick the victim to visit a specially crafted web page, trigger a use-after-free error and execute arbitrary code on the system.

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

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Google Chrome: 90.0.4430.72, 90.0.4430.85, 90.0.4430.93, 90.0.4430.212, 91.0.4472.77, 91.0.4472.101, 91.0.4472.106, 91.0.4472.114, 91.0.4472.124, 91.0.4472.164, 92.0.4515.107, 92.0.4515.131

CPE2.3 External links

http://chromereleases.googleblog.com/2021/08/stable-channel-update-for-desktop.html
http://bugs.chromium.org/p/chromium/issues/detail?id=1230767
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-30602

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.

6) Race condition

EUVDB-ID: #VU55874

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-30603

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 WebAudio. A remote attacker can trick the victim to visit a specially crafted webpage and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Google Chrome: 90.0.4430.72, 90.0.4430.85, 90.0.4430.93, 90.0.4430.212, 91.0.4472.77, 91.0.4472.101, 91.0.4472.106, 91.0.4472.114, 91.0.4472.124, 91.0.4472.164, 92.0.4515.107, 92.0.4515.131

CPE2.3 External links

http://chromereleases.googleblog.com/2021/08/stable-channel-update-for-desktop.html
http://bugs.chromium.org/p/chromium/issues/detail?id=1233564
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-30603

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.

7) Use-after-free

EUVDB-ID: #VU55875

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-30604

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 in ANGLE. A remote attacker can trick the victim to visit a specially crafted web page, trigger a use-after-free error and execute arbitrary code on the system.

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

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Google Chrome: 90.0.4430.72, 90.0.4430.85, 90.0.4430.93, 90.0.4430.212, 91.0.4472.77, 91.0.4472.101, 91.0.4472.106, 91.0.4472.114, 91.0.4472.124, 91.0.4472.164, 92.0.4515.107, 92.0.4515.131

CPE2.3 External links

http://chromereleases.googleblog.com/2021/08/stable-channel-update-for-desktop.html
http://bugs.chromium.org/p/chromium/issues/detail?id=1234829
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-30604

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.



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