Microsoft Releases February 2023 Security Updates

Microsoft has released updates to address multiple vulnerabilities in Microsoft software. An attacker can exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review Microsoft’s February 2023 Security Update Guide and Deployment...

VMware Releases Security Update for VMware vRealize Operations

VMware released a security update that addresses a cross-site request forgery bypass vulnerability affecting VMware vRealize Operations. A malicious user could exploit this vulnerability to take control of an affected system. CISA encourages users and administrators to review VMware Security...

Citrix Releases Security Updates for Citrix ADC, Citrix Gateway

Citrix has released security updates to address a critical vulnerability CVE-2022-27518 in Citrix ADC and Citrix Gateway. An attacker could exploit this vulnerability to take control of an affected system. This vulnerability has been exploited in the wild. CISA encourages users and administrators...

CISA and FBI Release Advisory on Iranian Government-Sponsored APT Actors Compromising Federal Network

Today, CISA and the Federal Bureau of Investigation FBI published a joint Cybersecurity Advisory CSA, Iranian Government-Sponsored APT Actors Compromise Federal Network, Deploy Crypto Miner, Credential Harvester. The CSA provides information on an incident at a Federal Civilian Executive Branch...

CISA Upgrades to TLP 2.0

Today, CISA officially upgraded to Traffic Light Protocol TLP 2.0, which facilitates greater information sharing and collaboration. CISA made this upgrade in accordance with the recommendation from the Forum of Incident Response and Security Teams to upgrade to TLP 2.0 by January 2023. Key TLP 2....

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...

Oracle Releases October 2022 Critical Patch Update

Oracle has released its Critical Patch Update for October 2022. This update addresses 366 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 Oracle’s...

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 Guidance on Switching to Modern Auth in Exchange Online before October 1

CISA has released guidance on switching from Basic Authentication “Basic Auth” in Microsoft Exchange Online to Modern Authentication "Modern Auth" before Microsoft begins permanently disabling Basic Auth on October 1, 2022. Basic Auth is a legacy authentication method that does not support...

Malicious Cyber Actors Continue to Exploit Log4Shell in VMware Horizon Systems

CISA and the United States Coast Guard Cyber Command CGCYBER have released a joint Cybersecurity Advisory CSA to warn network defenders that cyber threat actors, including state-sponsored advanced persistent threat APT actors, have continued to exploit CVE-2021-44228 Log4Shell in VMware Horizon®...

CISA Releases Security Advisory on Illumina Local Run Manager

CISA has released an Industrial Controls Systems Advisory ICSA detailing multiple vulnerabilities in Illumina Local Run Manager. Successful exploitation of these vulnerabilities may allow an unauthenticated malicious actor to take control of the affected product remotely and take any action at th...

CISA Adds Three Known Exploited Vulnerabilities to Catalog

CISA has added three 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...

CISA Releases Security Advisory on PTC Axeda Agent and Desktop Server

CISA has released an Industrial Controls Systems Advisory ICSA, detailing vulnerabilities in PTC Axeda agent and Axeda Desktop Server. Successful exploitation of these vulnerabilities—collectively known as “Access:7”—could result in full system access, remote code execution, read/change...

FBI and USSS Release Advisory on BlackByte Ransomware

The Federal Bureau of Investigation FBI and the United States Secret Service USSS have released a joint Cybersecurity Advisory CSA identifying indicators of compromise associated with BlackByte ransomware. BlackByte is a Ransomware-as-a-Service group that encrypts files on compromised Windows hos...

CISA Adds Eight Known Exploited Vulnerabilities to Catalog

CISA has added eight new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence that threat actors are actively exploiting the vulnerabilities listed in the table below. These types of vulnerabilities are a frequent attack vector for malicious cyber actors of all types...

Citrix Releases Security Updates for Hypervisor 

Citrix has released security updates to address vulnerabilities in Hypervisor. An attacker could exploit these vulnerabilities to cause a denial-of-service condition. CISA encourages users and administrators to review Citrix Security Update CTX335432 and apply the necessary updates. This product ...

CISA Adds 13 Known Exploited Vulnerabilities to Catalog

CISA has added 13 new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence that threat actors are actively exploiting the vulnerabilities listed in the table below. These types of vulnerabilities are a frequent attack vector for malicious cyber actors of all types and...

CISA Releases Guidance: TIC 3.0 Remote User Use Case

In coordination with the Office of Management and Budget OMB, the Federal Chief Information Security Officer Council FCISO Trusted Internet Connections TIC Subcommittee, and the General Services Administration, CISA has released Trusted Internet Connections 3.0 Remote User Use Case. The Remote Us...

Ivanti Releases Security Update for Pulse Connect Secure

Ivanti has released Pulse Connect Secure system software version 9.1R12 to address multiple vulnerabilities an attacker could exploit to take control of an affected system. CISA encourages users and administrators to review Ivanti's Security Advisory SA44858 and apply the necessary update. This...

Mozilla Releases Security Updates for Firefox

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. CISA encourages users and administrators to review the Mozilla Security Advisory for Firefox 90 and Firefox E...