SB2021111601 - Multiple vulnerabilities in Google Chrome

Security Bulletin ID SB2021111601

Severity

High

Patch available

YES

Number of vulnerabilities 19

Exploitation vector Remote access

Highest impact Code execution

Breakdown by Severity

Low
Medium
High
Critical

Description

This security bulletin contains information about 19 secuirty vulnerabilities.

1) Type Confusion (CVE-ID: CVE-2021-38007)

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

The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. 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.

2) Improperly implemented security check for standard (CVE-ID: CVE-2021-38015)

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to incorrect implementation in input in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.

3) Improperly implemented security check for standard (CVE-ID: CVE-2021-38022)

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to incorrect implementation in WebAuthentication in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.

4) Improperly implemented security check for standard (CVE-ID: CVE-2021-38021)

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to incorrect implementation in referrer in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.

5) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2021-38020)

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

The vulnerability exists due to insufficient policy enforcement in contacts picker in Google Chrome. A remote attacker can trick the victim to visit a specially crafted website, bypass implemented security measures and gain access to sensitive information.

6) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2021-38019)

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

The vulnerability exists due to insufficient policy enforcement in CORS in Google Chrome. A remote attacker can trick the victim to visit a specially crafted website, bypass implemented security measures and gain access to sensitive information.

7) Improperly implemented security check for standard (CVE-ID: CVE-2021-38018)

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to incorrect implementation in navigation in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.

8) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2021-38017)

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

The vulnerability exists due to insufficient policy enforcement in iframe sandbox in Google Chrome. A remote attacker can trick the victim to visit a specially crafted website, bypass implemented security measures and gain access to sensitive information.

9) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2021-38016)

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

The vulnerability exists due to insufficient policy enforcement in background fetch in Google Chrome. A remote attacker can trick the victim to visit a specially crafted website, bypass implemented security measures and gain access to sensitive information.

10) Out-of-bounds write (CVE-ID: CVE-2021-38014)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted HTML content in Swiftshader. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger out-of-bounds write and execute arbitrary code on the target system.

11) Use-after-free (CVE-ID: CVE-2021-38008)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the media 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.

12) Heap-based buffer overflow (CVE-ID: CVE-2021-38013)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted HTML content in fingerprint recognition. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

13) Type Confusion (CVE-ID: CVE-2021-38012)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a type confusion error and gain access to sensitive information.

14) Use-after-free (CVE-ID: CVE-2021-38011)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the storage foundation 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.

15) Improperly implemented security check for standard (CVE-ID: CVE-2021-38010)

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

The vulnerability exists due to incorrect implementation in service workers in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.

16) Use-after-free (CVE-ID: CVE-2021-38005)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the loader 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.

17) Use-after-free (CVE-ID: CVE-2021-38006)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the storage foundation 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.

18) Improperly implemented security check for standard (CVE-ID: CVE-2021-38009)

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

The vulnerability exists due to incorrect implementation in cache in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.

19) Improperly implemented security check for standard (CVE-ID: CVE-2021-4316)

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to incorrect implementation in Cast UI in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.

Remediation

Install update from vendor's website.

SB2021111601 - Multiple vulnerabilities in Google Chrome

Breakdown by Severity

Description

Remediation

References