Malware

23 Jan

CISA Joins ACSC-led Guidance on How to Use AI Systems Securely

Attacks, Insights, Malware

CISA has collaborated with the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC) on Engaging with Artificial Intelligence—joint guidance, led by ACSC, on how to use AI systems securely. The following organizations also collaborated with ACSC on the guidance: Federal Bureau of Investigation (FBI) National Security Agency (NSA) United Kingdom (UK) National Cyber Security Centre (NCSC-UK) Canadian Centre for Cyber Security (CCCS) New Zealand National Cyber Security Centre (NCSC-NZ) and CERT NZ Germany Federal…

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19 Jan

CISA Issues Emergency Directive on Ivanti Vulnerabilities

Attacks, Insights, Malware

CISA has issued Emergency Directive (ED) 24-01 Mitigate Ivanti Connect Secure and Ivanti Policy Secure Vulnerabilities in response to active vulnerabilities in the following Ivanti products: Ivanti Connect Secure and Ivanti Policy Secure. ED 24-01 directs all Federal Civilian Executive Branch (FCEB) agencies running Ivanti Connect Secure and Ivanti Policy Secure to: Implement the mitigations as detailed in the ED. Report indications of compromise to CISA. Remove compromised products from agency networks and follow the…

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18 Jan

Drupal Releases Security Advisory for Drupal Core

Attacks, Insights, Malware

Drupal released a security advisory to address a vulnerability affecting multiple Drupal core versions. A cyber threat actor could exploit this vulnerability to cause a denial-of-service condition. CISA encourages users and administrators to review Drupal security advisory SA-CORE-2024-001 for more information and apply the necessary update.

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18 Jan

Atlassian Releases Security Updates for Multiple Products

Attacks, Insights, Malware

Atlassian released a security advisory to address a vulnerability (CVE-2023-22527) in out-of-date versions of Confluence Data Center and Server as well as its January 2024 security bulletin to address vulnerabilities in multiple products. A malicious cyber actor could exploit one of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the Atlassian Confluence Vulnerability advisory and Atlassian’s January 2024 Security Bulletin and apply the necessary updates.

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18 Jan

Incident Response Guide for the WWS Sector

Attacks, Insights, Malware

Today, CISA, the Federal Bureau of Investigation (FBI), and the Environmental Protection Agency released a joint Incident Response Guide for the Water and Wastewater Systems (WWS) Sector. The guide includes contributions from over 25 WWS Sector organizations spanning private industry, nonprofit, and government entities. This coordination enabled CISA, FBI, and EPA to develop a guide with meaningful value to WWS Sector organizations. Specifically, the guide provides information about the federal support available at each stage…

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16 Jan

CISA and FBI Release Known IOCs Associated with Androxgh0st Malware

Attacks, Insights, Malware

Today, CISA and the Federal Bureau of Investigation (FBI) released a joint Cybersecurity Advisory (CSA), Known Indicators of Compromise Associated with Androxgh0st Malware, to disseminate known indicators of compromise (IOCs) and tactics, techniques, and procedures (TTPs) associated with threat actors deploying Androxgh0st malware. Androxgh0st malware establishes a botnet for victim identification and exploitation in vulnerable networks, and targets files that contain confidential information, such as credentials, for various high profile applications. Threat actors deploying Androxgh0st…

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11 Jan

Cisco Releases Security Advisory for Cisco Unity Connection

Attacks, Insights, Malware

Cisco released a security advisory to address a vulnerability (CVE-2024-20272) in Cisco Unity Connection. A cyber threat actor could exploit this vulnerability to take control of an affected system. CISA encourages users and administrators to review the Cisco Unity Connection Unauthenticated Arbitrary File Upload Vulnerability advisory and apply the necessary updates.

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