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.

F5 Releases Security Advisory for BIG-IP TMUI RCE vulnerability, CVE-2020-5902

F5 has released a security advisory to address a remote code execution (RCE) vulnerability—CVE-2020-5902—in the BIG-IP Traffic Management User Interface (TMUI). An attacker could exploit this vulnerability to take control of an affected system.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review the F5 advisory for CVE-2020-5902 and upgrade to the appropriate version.

Samba Releases Security Updates

The Samba Team has released security updates to address vulnerabilities in multiple versions of Samba. An attacker could exploit some of these vulnerabilities to take control of an affected system.

Cisco Releases Security Updates for Multiple Products

Cisco has released security updates to address vulnerabilities in 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 following Cisco advisories and apply the necessary updates:

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.