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Rewterz Threat Alert – Trickbot – Active IOCs
March 15, 2021
Severity
High
Analysis Summary
CVE-2021-21192
Google Chrome is vulnerable to a heap-based buffer overflow, caused by improper bounds checking by tab groups. By persuading a victim to visit a specially crafted Web site, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVE-2021-21191
Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in WebRTC. 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-2021-21193
Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in Blink. 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
- Application crash
- Execute arbitrary code
- Denial of service
Affected Vendors
Affected Products
Google Chrome 89
Remediation
Upgrade to the latest version of Chrome (89.0.4389.90 or later)