The US-CERT Current Activity web page is a regularly updated summary of the most frequent, high-impact types of security incidents currently being reported to the US-CERT.

Apple Releases Security Updates

Apple has released security updates to address vulnerabilities in multiple products. An attacker could exploit some of these vulnerabilities to take control of an affected system.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review the Apple security pages for the following products and apply the necessary updates:

Malicious Activity Targeting COVID-19 Research, Vaccine Development

In response to malicious activity targeting COVID-19 research and vaccine development in the United States, United Kingdom (UK), and Canada, the Cybersecurity and Infrastructure Security Agency (CISA), UK’s National Cyber Security Centre (NCSC), Canada’s Communications Security Establishment (CSE), and the National Security Agency (NSA) released a Joint Cybersecurity Advisory to expose the threat.

Cisco Releases Security Updates for Multiple Products

Cisco has released security updates to address vulnerabilities affecting multiple products. An unauthenticated, remote attacker could exploit some of these vulnerabilities to take control of an affected system.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review the following Cisco Advisories and apply the necessary updates. For updates addressing lower severity vulnerabilities, see the Cisco Security Advisories page.

Oracle Releases July 2020 Security Bulletin

Oracle has released its Critical Patch Update for July 2020 to address 433 vulnerabilities across multiple products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review the Oracle July 2020 Critical Patch Update and apply the necessary updates.

Google Releases Security Updates for Chrome

Google has released Chrome version 84.0.4147.89 for Windows, Mac, and Linux. This version addresses vulnerabilities that an attacker could exploit to take control of an affected system.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review the Chrome Release and apply the necessary updates.

Microsoft Addresses 'Wormable' RCE Vulnerability in Windows DNS Server

Microsoft has released a security update to address a remote code execution (RCE) vulnerability—CVE-2020-1350—in Windows DNS Server. A remote attacker could exploit this vulnerability to take control of an affected system. This is considered a “wormable” vulnerability that affects all Windows Server versions.