CISA Releases Cybersecurity Toolkit to Protect U.S. Elections

CISA—through the Joint Cyber Defense Collaborative JCDC—has released a toolkit of free cybersecurity resources for the election community. The toolkit aims to help state and local government officials, election officials, and vendors enhance the cybersecurity and cyber resilience of U.S. election...

Microsoft Releases August 2022 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 August 2022 Security Update Guide and Deployment...

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...

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. 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...

F5 Releases Security Updates

F5 has released security updates to address vulnerabilities in multiple products. A privileged attacker could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the F5 security advisories and apply the necessary updates...

Cisco Releases Security Updates for RV Series Routers

Cisco has released security updates to address vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. For updates addressing lower severity vulnerabilities, see the...

VMware Releases Security Updates

VMware has released security updates to address multiple vulnerabilities in VMware’s Workspace ONE Access, Access Connector, Identity Manager, Identity Manager Connector, and vRealize Automation. A remote attacker could exploit some of these vulnerabilities to take control of an affected system...

CISA and ACSC Release Top 2021 Malware Strains

CISA and the Australian Cyber Security Centre ACSC have published a joint Cybersecurity Advisory on the top malware strains observed in 2021. Malicious cyber actors often use malware to covertly compromise and then gain access to a computer or mobile device. As malicious cyber actors have been...

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. 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 Log4Shell-Related MAR

From May through June 2022, CISA responded to an organization that was compromised by an exploitation of an unpatched and unmitigated Log4Shell vulnerability in a VMware Horizon server. CISA analyzed five malware samples obtained from the organization’s network and released a Malware Analysis...

Apple Releases Security Updates for Multiple Products

Apple has released security updates to address vulnerabilities in multiple products. These updates address vulnerabilities attackers could exploit to take control of affected systems. CISA encourages users and administrators to review the Apple security updates and apply necessary releases. This...

Cisco Releases Security Updates for Multiple Products

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

Drupal Releases Security Update 

Drupal has released security updates to address vulnerabilities affecting Drupal 9.3 and 9.4. An attacker could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review Drupal security advisory SA-CORE-2022-015 and apply the...

Google Releases Security Updates for Chrome

Google has released Chrome version 103.0.5060.134 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...

CNMF Discloses Malware in Ukraine

U.S. Cyber Command’s Cyber National Mission Force CNMF, in close coordination with the Security Service of Ukraine, has released a list of indicators of compromise IOCs of malware seen in Ukraine. According to CNMF, “Ukrainian partners are actively sharing malicious activity they find with us to...

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...

Threat Source newsletter (July 14, 2022) — Are virtual IDs worth the security risk of saving a few seconds in the TSA line?

By Jon Munshaw. Welcome to this week’s edition of the Threat Source newsletter. I’ve started flying again on a somewhat regular basis now that work conferences and out-of-state vacations are becoming a thing again. I took about 18 months or so off flying during the peak of the pandemic, but now...

North Korean threat actor targets small and midsize businesses with H0lyGh0st ransomware

A group of actors originating from North Korea that Microsoft Threat Intelligence Center MSTIC tracks as DEV-0530 has been developing and using ransomware in attacks since June 2021. This group, which calls itself H0lyGh0st, utilizes a ransomware payload with the same name for its campaigns and h...

Juniper Networks Releases Security Updates for Multiple Products

Juniper Networks has released security updates to address vulnerabilities affecting 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 Networks security advisories page an...

TikTok Postpones Privacy Policy Update in Europe After Italy Warns of GDPR Breach

Popular video-sharing platform TikTok on Tuesday agreed to pause a controversial privacy policy update that could have allowed it to serve targeted ads based on users' activity on the social video platform without their permission to do so. The reversal, reported by TechCrunch, comes a day after...