JCDC’s Industry-Government Collaboration Speeds Mitigation of CrowdStrike IT Outage

CISA, through the Joint Cyber Defense Collaborative JCDC, enabled swift, coordinated response and information sharing in the wake of a significant IT outage caused by a CrowdStrike software update. This outage, which impacted government, critical infrastructure, and industry across the globe, led...

CISA and FBI Release Joint Guidance on Product Security Bad Practices for Public Comment

Today, the Cybersecurity and Infrastructure Security Agency CISA and the Federal Bureau of Investigation FBI released joint guidance on Product Security Bad Practices, a part of CISA’s Secure by Design initiative. This joint guidance supplies an overview of exceptionally risky product security ba...

Best Practices to Configure BIG-IP LTM Systems to Encrypt HTTP Persistence Cookies

CISA has observed cyber threat actors leveraging unencrypted persistent cookies managed by the F5 BIG-IP Local Traffic Manager LTM module to enumerate other non-internet facing devices on the network. F5 BIG-IP is a suite of hardware and software solutions designed to manage and secure network...

Best Practices for Cisco Device Configuration

In recent incidents, CISA has seen malicious cyber actors acquire system configuration files by leveraging available protocols or software on devices, such as abusing the legacy Cisco Smart Install feature. CISA recommends organizations disable Smart Install and review NSA’s Smart Install Protoco...

Oracle Releases Critical Patch Update Advisory for July 2024

Oracle released its quarterly Critical Patch Update Advisory for July 2024 to address vulnerabilities in multiple products. 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 Orac...

CISA Adds Two Known Exploited Vulnerabilities to Catalog

CISA has added one new vulnerability to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2024-24919 Check Point Quantum Security Gateways Information Disclosure Vulnerability CVE-2024-1086 Linux Kernel Use-After-Free Vulnerability These types of...

CISA Adds One Known Exploited Vulnerability to Catalog

CISA has added one new vulnerability to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2024-4978 Justice AV Solutions JAVS Viewer Installer Embedded Malicious Code Vulnerability These types of vulnerabilities are frequent attack vectors for malicious...

CISA Adds One Known Exploited Vulnerability to Catalog

CISA has added one new vulnerability to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2024-5274 Google Chromium V8 Type Confusion Vulnerability These types of vulnerabilities are frequent attack vectors for malicious cyber actors and pose significant...

JetBrains Releases Security Advisory for TeamCity On-Premises

JetBrains released a security advisory to address a vulnerability CVE-2024-23917 in TeamCity On-Premises. A cyber threat actor could exploit this vulnerability to take control of an affected system. CISA encourages users and administrators to review the Critical Security Issue Affecting TeamCity...

Ivanti Releases Security Update for Connect Secure and Policy Secure Gateways

Ivanti has released a security updatelink is external to address an authentication bypass vulnerability CVE-2023-46805link is external and a command injection vulnerability CVE-2024-21887link is external in all supported versions 9.x and 22.x of Connect Secure and Policy Secure gateways. A cyber...

Fortinet Releases Security Updates for FortiClient and FortiGate

Fortinet has released security advisories addressing vulnerabilities in FortiClient and FortiGate. Cyber threat actors may exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the following Fortinet security advisories and...

FEMA and CISA Release Joint Guidance on Planning Considerations for Cyber Incidents

Today, the Federal Emergency Management Agency FEMA and the Cybersecurity and Infrastructure Security Agency CISA released the joint guide Planning Considerations for Cyber Incidents: Guidance for Emergency Managers to provide state, local, tribal, and territorial SLTT emergency managers with...

CISA Adds One Known Exploited Vulnerability to Catalog

CISA has added one new vulnerability to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2023-35081 Ivanti Endpoint Manager Mobile EPMM Path Traversal Vulnerability These types of vulnerabilities are frequent attack vectors for malicious cyber actors and...

CISA Urges Organizations to Incorporate the FCC Covered List Into Risk Management Plans

The Federal Communications Commission FCC maintains a Covered List of communications equipment and services that have been determined by the U.S. government to pose an unacceptable risk to the national security of the United States or the security and safety of United States persons to national...

Mozilla Releases Security Updates for Multiple Products

Mozilla has released security updates to address vulnerabilities in Thunderbird, Firefox ESR, and Firefox. An attacker could exploit these vulnerabilities to cause user confusion or conduct spoofing attacks. CISA encourages users and administrators to review Mozilla’s security advisories for...

CISA Releases One Industrial Control Systems Advisory

CISA released one Industrial Control Systems ICS advisory on November 15, 2022. This advisory provides timely information about current security issues, vulnerabilities, and exploits surrounding ICS. CISA encourages users and administrators to review the newly released ICS advisory for technical...

CISA Has Added One Known Exploited Vulnerability to Catalog    

CISA has added one new vulnerability to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. This type of vulnerability is a frequent attack vector for malicious cyber actors and pose significant risk to the federal enterprise. Note: To view the newly added...

CISA Releases One Industrial Control Systems Advisory

CISA released one Industrial Control Systems ICS advisory on November 1, 2022. This advisory provides timely information about current security issues, vulnerabilities, and exploits surrounding ICS. CISA encourages users and administrators to review the newly released ICS advisory for technical...

Cisco Releases Security Updates for Multiple Products

Cisco has released security updates to address vulnerabilities in multiple Cisco products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. For updates addressing lower severity vulnerabilities, see the Cisco Security Advisories page. CISA...

CISA Has Added One Known Exploited Vulnerability to Catalog 

CISA has added one new vulnerability to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. These types of vulnerabilities are a frequent attack vector for malicious cyber actors and pose significant risk to the federal enterprise. Note: To view the newly added...

CISA Releases Four Industrial Control Systems Advisories

CISA released four Industrial Control Systems ICS advisories on September 08, 2022. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. CISA encourages users and administrators to review the newly released ICS advisories for...

Cisco Releases Security Update for Multiple Products

Cisco has released a security update to address a vulnerability affecting Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software. This vulnerability could allow a remote attacker to obtain sensitive information. For updates addressing lower severity vulnerabilities, see...

VMware Releases Security Updates

VMware has released security updates to address multiple vulnerabilities in vRealize Operations. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review VMware Security Advisory VMSA-2022-0022 and appl...

Oracle Releases July 2022 Critical Patch Update

Oracle has released its Critical Patch Update for July 2022 to address 349 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 July 2022 Critica...

CISA Adds 20 Known Exploited Vulnerabilities to Catalog

CISA has added 20 new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. These types of vulnerabilities are a frequent attack vector for malicious cyber actors and pose significant risk to the federal enterprise. Note: to view the newly added...

CISA Releases Advisory on Destructive Malware Targeting Organizations in Ukraine

CISA and the Federal Bureau of Investigation have released an advisory on destructive malware targeting organizations in Ukraine. The advisory also provides recommendations and strategies to prepare for and respond to destructive malware. Additionally, CISA has created a new Shields Up Technical...

2021 Trends Show Increased Globalized Threat of Ransomware

CISA, the Federal Bureau of Investigation FBI, the National Security Agency NSA, the Australian Cyber Security Centre ACSC, and the United Kingdom’s National Cyber Security Centre NCSC-UK have released a joint Cybersecurity Advisory CSA highlighting a global increase in sophisticated, high-impact...

NCSC Releases 2021 Annual Review

The United Kingdom UK National Cyber Security Centre NCSC has released its Annual Review 2021, which focuses on its response to evolving and challenging cyber threats. The publication contains highlights of NCSC’s collaboration with trusted cybersecurity partners, including CISA. Examples include...

Cisco Releases Security Updates for Multiple Products

Cisco has released security updates to address vulnerabilities in multiple Cisco products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. For updates addressing lower severity vulnerabilities, see the Cisco Security Advisory CISA encourages...

Adobe Releases Security Updates for Multiple Products

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

CISA and NSA Release Guidance on Selecting and Hardening VPNs

The National Security Agency NSA and CISA have released the cybersecurity information sheet Selecting and Hardening Standards-based Remote Access VPN Solutions to address the potential security risks associated with using Virtual Private Networks VPNs. Remote-access VPN servers allow off-site use...

Apple Releases Security Update

Apple has released a security update to address vulnerabilities in iCloud for Windows 12.5. An attacker could exploit these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the Apple security update and apply the necessary updates. This...

Kaseya Ransomware Attack: Guidance and Resources

CISA has created a webpage to provide information and guidance for the recent ransomware attack against Kaseya customers that include managed service providers MSPs and customers of those MSPs. CISA encourages affected organizations to review Kaseya Ransomware Attack: Guidance for Affected MSPs a...

CISA’s CSET Tool Sets Sights on Ransomware Threat

CISA has released a new module in its Cyber Security Evaluation Tool CSET: the Ransomware Readiness Assessment RRA. CSET is a desktop software tool that guides network defenders through a step-by-step process to evaluate their cybersecurity practices on their networks. CSET—applicable to both...

CISA Addresses the Rise in Ransomware Targeting Operational Technology Assets

CISA has published the Rising Ransomware Threat to OT Assets fact sheet in response to the recent increase in ransomware attacks targeting operational technology OT assets and control systems. The guidance: provides steps to prepare for, mitigate against, and respond to attacks; details how the...

Cisco Releases Security Updates for Multiple Products

Cisco has released security updates to address a vulnerability in multiple Cisco products. An attacker could exploit this vulnerability to take control of an affected system. CISA encourages users and administrators to review the following Cisco advisory and apply the necessary updates: Lasso SAM...

Cisco Releases Security Updates for Multiple Products  

Cisco has released security updates to address vulnerabilities in multiple Cisco products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. For updates addressing lower severity vulnerabilities, see the Cisco Security Advisories page. CISA...

Cisco Releases Security Updates for Multiple Products

Cisco has released security updates to address vulnerabilities in Cisco products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. For updates addressing lower severity vulnerabilities see the Cisco Security Advisories page. CISA encourages user...

Theft of FireEye Red Team Tools

FireEye has released a blog addressing unauthorized access to their Red Team’s tools by a highly sophisticated threat actor. Red Team tools are often used by cybersecurity organizations to evaluate the security posture of enterprise systems. Although the Cybersecurity and Infrastructure Security...

IBM Releases Report on Cyber Actors Targeting the COVID-19 Vaccine Supply Chain

IBM X-Force has released a report on malicious cyber actors targeting the COVID-19 cold chain—an integral part of delivering and storing a vaccine at safe temperatures. Impersonating a biomedical company, cyber actors are sending phishing and spearphishing emails to executives and global...

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

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. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators t...

CISA, FBI, and CNMF Identify a New Malware Variant: ComRAT

The Cybersecurity and Infrastructure Security Agency CISA, the Federal Bureau of Investigation FBI, and the Department of Defense Cyber National Mission Force CNMF have identified a malware variant—referred to as ComRAT—used by the Russian-sponsored advanced persistent threat APT actor Turla. In...

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 system. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review the Apple...

Iran-Based Threat Actor Exploits VPN Vulnerabilities

The Cybersecurity Security and Infrastructure Security Agency CISA and the Federal Bureau of Investigation FBI have released a Joint Cybersecurity Advisory on an Iran-based malicious cyber actor targeting several U.S. federal agencies and other U.S.-based networks. This Advisory analyzes the thre...

September is National Preparedness Month

September is National Preparedness Month, which promotes family and community disaster planning. This year’s theme is “Disasters Don’t Wait. Make Your Plan Today.” The Cybersecurity and Infrastructure Security Agency CISA recommends users and administrators use this month as an opportunity to...

Cisco Releases Security Updates

Cisco has released security updates to address vulnerabilities in Cisco products. An attacker could exploit some of these vulnerabilities to take control of an affected system. For updates addressing lower severity vulnerabilities see the Cisco Security Advisories page. The Cybersecurity and...

North Korean Malicious Cyber Activity

The Cybersecurity and Infrastructure Security Agency CISA and the Federal Bureau of Investigation FBI have identified a malware variant—referred to as BLINDINGCAN—used by North Korean actors. CISA encourages users and administrators to review Malware Analysis Report MAR-10295134-1.v1 and CISA’s...

Cisco Releases Security Updates for NX-OS Software

Cisco has released security updates to address a vulnerability in NX-OS Software. A remote 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 Cisco Security...

CISA, DOE, and UK’s NCSC Issue Guidance on Protecting Industrial Control Systems

The Cybersecurity and Infrastructure Security Agency CISA, the Department of Energy DOE, and the UK's National Cyber Security Centre NCSC have released Cybersecurity Best Practices for Industrial Control Systems, an infographic providing recommended cybersecurity practices for industrial control...

Mozilla Releases Security Updates for Firefox and Firefox ESR 

Mozilla has released security updates to address vulnerabilities in Firefox and Firefox ESR. An 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...