Malware

Today, CISA, the National Security Agency (NSA), Federal Bureau of Investigation (FBI), and other U.S. and international partners are issuing a joint fact sheet, People’s Republic of China State-Sponsored Cyber Activity: Actions for Critical Infrastructure Leaders. Partners of this publication include:  U.S. Department of Energy (DOE)  U.S. Environmental Protection Agency (EPA)  U.S. Transportation Security Administration (TSA)  U.S. Department of Treasury   Australian Signals Directorate’s (ASD’s) Australian Cyber Security Centre (ACSC)  Canadian Centre for Cyber Security (CCCS)…

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Software producers who partner with the federal government can now upload their Secure Software Development Attestation Forms to CISA’s Repository for Software Attestation and Artifacts. Software producers that provide the government software can fill out the form to attest to implementation of specific security practices. CISA and the Office of Management and Budget (OMB) released the form on March 11, 2024, following extensive stakeholder and industry engagement. See the recent blog post from Federal CISO…

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Cisco released security updates to address vulnerabilities in Cisco IOS XR software. A cyber threat actor could exploit one of these vulnerabilities to take control of an affected device.  CISA encourages users and administrators to review the following advisories and apply the necessary updates:  Cisco IOS XR Software for ASR 9000 Series Aggregation Services Routers PPPoE Denial of Service Vulnerability  Cisco IOS XR Software SSH Privilege Escalation Vulnerability Cisco IOS XR Software Layer 2 Services…

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CISA has published Secure Cloud Business Applications (SCuBA) Hybrid Identity Solutions Guidance (HISG) to help users better understand identity management capabilities and securely integrate their traditional on-premises enterprise networks with cloud-based solutions. This initial publication reflects feedback gathered during its 2023 draft public comment period. CISA encourages users to review and implement this solutions guidance as appropriate for their individual organizations. HISG is the latest resource released by CISA’s SCuBA project. In accordance with Executive Order…

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Apple released security updates to address vulnerabilities in Safari, macOS, watchOS, tvOS, and visionOS. A cyber threat actor could exploit some of these vulnerabilities to take control of an affected system.  CISA encourages users and administrators to review the following advisories and apply the necessary updates:  Safari 17.4  macOS Sonoma 14.4  macOS Ventura 13.6.5  macOS Monterey 12.7.4  watchOS 10.4  tvOS 17.4  visionOS 1.1 

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Cisco released security updates to address vulnerabilities in Cisco Secure Client and Secure Client for Linux. A cyber threat actor could exploit one of these vulnerabilities to take control of an affected device. CISA encourages users and administrators to review the following security releases and apply the necessary updates:  Cisco Secure Client Carriage Return Line Feed Injection Vulnerability  Cisco Secure Client for Linux with ISE Posture Module Privilege Escalation Vulnerability

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CISA has added one new vulnerability to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2024-27198 JetBrains TeamCity Authentication Bypass Vulnerability CISA urges organizations to review the following JetBrains blog post and apply the necessary updates: Additional Critical Security Issues Affecting TeamCity On-Premises (CVE-2024-27198 and CVE-2024-27199) – Update to 2023.11.4 Now. These types of vulnerabilities are frequent attack vectors for malicious cyber actors and pose significant risks to the federal enterprise. Binding Operational…

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Today, CISA and the National Security Agency (NSA) released five joint Cybersecurity Information Sheets (CSIs) to provide organizations with recommended best practices and/or mitigations to improve the security of their cloud environment(s). Use Secure Cloud Identity and Access Management Practices Use Secure Cloud Key Management Practices Implement Network Segmentation and Encryption in Cloud Environments Secure Data in the Cloud Mitigate Risks from Managed Service Providers in Cloud Environments CISA and NSA encourage all organizations to…

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VMware released a security advisory to address multiple vulnerabilities in ESXi, Workstation, Fusion, and Cloud Foundation. A cyber threat actor could exploit one of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the following VMware security advisory and apply the necessary updates: VMSA-2024-0006

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Cisco released security advisories to address vulnerabilities affecting Cisco NX-OS Software. A cyber threat actor could exploit one of these vulnerabilities to cause a denial-of-service condition. CISA encourages users and administrators to review the following advisories and apply the necessary updates: Cisco NX-OS Software MPLS Encapsulated IPv6 Denial of Service Vulnerability Cisco NX-OS Software External Border Gateway Protocol Denial of Service Vulnerability      

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