Samba Releases Security Updates

The Samba Team has released security updates to address vulnerabilities in multiple versions of Samba. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the Samba Security Announcements for...

Google Releases Security Updates for Chrome

Google has released Chrome version 90.0.4430.93 for Windows, Mac, and Linux. This version addresses vulnerabilities that an attacker could exploit to take control of an affected system. CISA encourages users and administrators to review the Chrome Release Note and apply the necessary updates. Thi...

CISA Incident Response to SUPERNOVA Malware

CISA has released AR21-112A: CISA Identifies SUPERNOVA Malware During Incident Response to provide analysis of a compromise in an organization’s enterprise network by an advance persistent threat actor. This report provides tactics, techniques, and procedures CISA observed during the incident...

Drupal Releases Security Updates

Drupal has released security updates to address a vulnerability affecting Drupal 7, 8.9, 9.0, and 9.1. An attacker could exploit this vulnerability to take control of an affected system. CISA encourages users and administrators to review Drupal Advisory SA-CORE-2021-002 and apply the necessary...

CISA Issues Emergency Directive on Pulse Connect Secure

CISA has issued Emergency Directive ED 21-03, as well as Alert AA21-110A, to address the exploitation of vulnerabilities affecting Pulse Connect Secure PCS software. An attacker could exploit these vulnerabilities to gain persistent system access and take control of the enterprise network operati...

VMware Releases Security Update

VMware has released a security update to address a vulnerability affecting NSX-T. An attacker can exploit this vulnerability to take control of an affected system CISA encourages users and administrators to review VMSA-2021-0006 and apply the necessary update and workaround. This product is...

Mozilla Releases Security Update for Firefox, Firefox ESR, and Thunderbird

Mozilla has released security updates to address vulnerabilities in Firefox, Firefox ESR, and Thunderbird. An attacker can exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the Mozilla Security Advisories for Firefox 88...

Oracle Releases April 2021 Critical Patch Update

Oracle has released its Critical Patch Update for April 2021 to address 384 vulnerabilities across multiple products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the Oracle April 2021...

WordPress Releases Security and Maintenance Update

WordPress versions 4.7-5.7 are affected by multiple vulnerabilities. An attacker could exploit one of these vulnerabilities to take control of an affected website. CISA encourages users and administrators to review the WordPress Security and Maintenance Release and upgrade to WordPress 5.7.1. Thi...

Juniper Networks Releases Security Updates

Juniper Networks 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. CISA encourages users and administrators to review the Juniper Security Advisories webpage and apply the...

NSA-CISA-FBI Joint Advisory on Russian SVR Targeting U.S. and Allied Networks

CISA, the National Security Agency NSA, and the Federal Bureau of Investigation FBI have released a Joint Cybersecurity Advisory CSA on Russian Foreign Intelligence Service SVR actors scanning for and exploiting vulnerabilities to compromise U.S. and allied networks, including national security a...

Google Releases Security Updates for Chrome

Google has updated the stable channel for Chrome to 89.0.4389.128 for Windows, Mac, and Linux. This version addresses vulnerabilities that an attacker could exploit to take control of an affected system. CISA encourages users and administrators to review the Chrome release and apply the necessary...

Adobe Releases Security Updates

Adobe has released security updates to address vulnerabilities in multiple Adobe products. An attacker could exploit these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the following Adobe Security Bulletins and apply the necessary...

Using Aviary to Analyze Post-Compromise Threat Activity in M365 Environments

Aviary is a new dashboard that CISA and partners developed to help visualize and analyze outputs from its Sparrow detection tool released in December 2020. Sparrow helps network defenders detect possible compromised accounts and applications in Azure/Microsoft O365 environments. CISA created...

Malicious Cyber Activity Targeting Critical SAP Applications

SAP systems running outdated or misconfigured software are exposed to increased risks of malicious attacks. SAP applications help organizations manage critical business processes—such as enterprise resource planning, product lifecycle management, customer relationship management, and supply chain...

VMware Releases Security Update

VMware has released a security update to address a vulnerability in VMware Carbon Black Cloud Workload appliance. A remote attacker could exploit this vulnerability to take control of an affected system. CISA encourages users and administrators to review VMware Security Advisory VMSA-2021-005 and...

FBI-CISA Joint Advisory on Exploitation of Fortinet FortiOS Vulnerabilities

The Federal Bureau of Investigation FBI and CISA have released a Joint Cybersecurity Advisory CSA to warn users and administrators of the likelihood that advanced persistent threat APT actors are actively exploiting known Fortinet FortiOS vulnerabilities CVE-2018-13379, CVE-2020-12812, and...

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 device. CISA encourages users and administrators to review the Apple security pages for the following products and apply the...

OpenSSL Releases Security Update

OpenSSL has released a security update to address vulnerabilities affecting versions 1.1.1–1.1.1j. An attacker could exploit these vulnerabilities to cause a denial-of-service condition. CISA encourages users and administrators to review the OpenSSL Security Advisory and apply the necessary updat...

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. CISA encourages users and administrators to review the Samba Security Announcements for...