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.

Mozilla Releases Security Updates for Firefox and Firefox ESR

Mozilla has released security updates to address vulnerabilities in Firefox, Firefox ESR, and Thunderbird. An attacker could exploit some of these vulnerabilities to take control of an affected system.

Microsoft Releases Security Updates for Windows 10, Windows Server

Microsoft has released security updates to address vulnerabilities in Windows 10 and Windows Server. These vulnerabilities could allow a remote attacker to take control of an affected system.

Netgear Router Vulnerabilities

Multiple Netgear router models contain vulnerabilities that a remote attacker can exploit to take control of an affected device. 

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to update to the most recent firmware version and to replace end-of-life devices that are no longer supported with security patches. Given the increase in telework, CISA recommends that CISOs consider the risk that these vulnerabilities present to business networks.

Palo Alto Releases Security Updates for PAN-OS

Palo Alto Networks has released security updates to address a vulnerability affecting the use of Security Assertion Markup Language in PAN-OS. An unauthenticated attacker with network access could exploit this vulnerability to obtain sensitive information.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review Palo Alto Security Advisory for CVE-2020-2021 and apply the necessary updates or workarounds.

Apache Releases Security Advisory for Apache Tomcat

The Apache Software Foundation has released a security advisory to address a vulnerability in Apache Tomcat. An attacker could exploit this vulnerability to cause a denial-of-service condition.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review the Apache security advisory for CVE-2020-11996 and upgrade to the appropriate version.

Cisco Releases Security Advisory for Telnet Vulnerability in IOS XE Software

Cisco has released a security advisory on a Telnet vulnerability—CVE-2020-10188—affecting Cisco IOS XE devices. A remote attacker could exploit this vulnerability to take control of an affected system. The advisory contains workarounds as well as indicators of compromise.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review the Cisco Security Advisory and apply the necessary updates or workarounds.