Rewterz Threat Advisory – Multiple Google Chrome Vulnerabilities

Severity

High

Analysis Summary

CVE-2021-30545

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in Extensions. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.

CVE-2021-30546

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in Autofill. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.

CVE-2021-30547

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by an out-of-bounds write in ANGLE. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.

CVE-2021-30548

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in Loader. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.

CVE-2021-30549

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in Spell check. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.

CVE-2021-30550

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in Accessibility. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.

CVE-2021-30551

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a type confusion in V8. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.

CVE-2021-30552

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in Extensions. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.

CVE-2021-30553

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in Network service. By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.

Impact

• Unauthorized Access
• Code Execution

Affected Vendors

Google

Affected Products

• Google Chrome 91

Remediation

Upgrade to the latest version of Chrome (91.0.4472.101 or later), available from the Google Chrome Web site.