Microsoft Releases September 2023 Updates

Microsoft has released updates to address multiple vulnerabilities in Microsoft software. A cyber threat actor can exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review Microsoft’s September 2023 Security Update Guidelink i...

CISA Releases Two Industrial Control Systems Advisories

CISA released two Industrial Control Systems ICS advisories on September 5, 2023. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-23-248-01 Fujitsu Limited Real-time Video Transmission Gear IP series ICSMA-23-248-01...

Mozilla Releases Security Updates for Multiple Products

Mozilla has released security updates to address vulnerabilities for Firefox 117, Firefox ESR 115.2, Firefox ESR 102.15, Thunderbird 115.2, and Thunderbird 102.15. A cyber threat actor can exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and...

Juniper Releases Security Advisory for Multiple Vulnerabilities in Junos OS

Juniper has released a security advisory to address vulnerabilities in Junos OS on SRX Series and EX Series. A remote cyber threat actor could exploit these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review Juniper’s Support Portal link is...

CISA Releases Three Industrial Control Systems Advisories

CISA released three Industrial Control Systems ICS advisories on August 17, 2023. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-23-229-01 ICONICS and Mitsubishi Electric Products ICSA-23-229-03 Schnieder Electric...

CISA Releases Five Industrial Control Systems Advisories

CISA released five Industrial Control Systems ICS advisories on August 3, 2023. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-23-215-01 Mitsubishi Electric GOT2000 and GOT SIMPLE ICSA-23-215-02 Mitsubishi Electric GT...

Mozilla Releases Security Updates for Multiple Products

Mozilla has released security updates to address vulnerabilities for Firefox 116, Firefox ESR 115.1, Firefox ESR 102.14, Thunderbird 115.1, and Thunderbird 102.14. An attacker could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrato...

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-2023-38606 Apple Multiple Products Kernel Unspecified Vulnerability These types of vulnerabilities are frequent attack vectors for malicious cyber actors and pose...

CISA Releases Cybersecurity Advisory on Threat Actors Exploiting Citrix CVE-2023-3519

The Cybersecurity and Infrastructure Security Agency CISA released a Cybersecurity Advisory CSA, Threat Actors Exploiting Citrix CVE-2023-3519 to Implant Webshells, to warn organizations about threat actors exploiting CVE-2023-3519, an unauthenticated remote code execution RCE vulnerability...

CISA Adds Two Known Vulnerabilities to Catalog

CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2023-37450 Apple Multiple Products WebKit Code Execution Vulnerability CVE-2022-29303 SolarView Compact Command Injection Vulnerability These types of vulnerabiliti...

CISA Releases SCuBA TRA and eVRF Guidance Documents

CISA has released several documents as part of the Secure Cloud Business Applications SCuBA project: The Technical Reference Architecture TRA document, previously released for public comment on April 19, 2022, is the final version of a security guide that agencies can use to adopt technology for...

ISC Releases Security Advisories for Multiple Versions of BIND 9

The Internet Systems Consortium ISC has released security advisories that address vulnerabilities affecting multiple versions of the ISC’s Berkeley Internet Name Domain BIND 9. A remote attacker could exploit these vulnerabilities to potentially cause denial-of-service conditions. CISA encourages...

Fortinet Releases Security Updates for FortiOS and FortiProxy

Fortinet has released security updates to address a heap-based buffer overflow vulnerability CVE-2023-27997 in FortiOS and FortiProxy. An attacker could exploit this vulnerability to take control of an affected system. CISA encourages users and administrators to review Fortinet security advisory...

CISA and FBI Release Joint Advisory in Response to Active Exploitation of PaperCut Vulnerability

CISA and FBI have released a joint Cybersecurity Advisory CSA, Malicious Actors Exploit CVE-2023-27350 in PaperCut MF and NG. This joint advisory provides details related to an exploitation of PaperCut MF/NG vulnerability CVE-2023-27350. FBI observed malicious actors exploit CVE-2023-27350...

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. CVE-2023-28432 MinIO Information Disclosure Vulnerability CVE-2023-27350 PaperCut MF/NG Improper Access Control Vulnerability CVE-2023-2136 Google Chrome Skia Integer...

CISA and CESER Releases Software Bill of Materials (SBOM) Sharing Lifecycle Report

CISA and the U.S. Department of Energy DOE Cybersecurity, Energy Security, and Emergency Response CESER have released the SBOM Sharing Lifecycle Report to the cybersecurity and supply chain community. The purpose of this report is to enumerate and describe the different parties and phases of the...

IRS Warns of New Tax Scams

The Internal Revenue Service IRS has issued a reminder urging taxpayers to be vigilant and wary of new of tax-related scams. These include phishing and other fraudulent behaviors. The IRS recommends strengthening passwords, remaining vigilant against phishing attempts, and forwarding suspicious...

Drupal Releases Security Update to Address Vulnerability in Private Taxonomy Terms

Drupal has released a security update to address a vulnerability affecting private vocabulary modules for Drupal 8.x. An unauthorized user could exploit this vulnerability to bypass access permissions to create, modify, and delete private vocabulary terms. CISA encourages users and administrators...

Cisco Releases Security Updates for Identity Services Engine

Cisco has released security updates for vulnerabilities affecting Cisco Identity Services Engine ISE. A remote attacker could exploit some of these vulnerabilities to bypass authorization and access system files. For updates addressing vulnerabilities, see the Cisco Security Advisories page. CISA...

Apple Releases Security Update for Xcode

Apple has released a security update to address vulnerabilities in Xcode. A remote attacker could exploit one 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 security...

Apple Releases Security Updates for Multiple Products 

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 device. CISA encourages users and administrators to review the Apple security updates page for the following products and app...

FBI and CISA Publish a PSA on Malicious Cyber Activity Against Election Infrastructure

The Federal Bureau of Investigation FBI and CISA have published a joint public service announcement that: Assesses malicious cyber activity aiming to compromise election infrastructure is unlikely to result in large-scale disruptions or prevent voting. Confirms “the FBI and CISA have no reporting...

Hurricane-Related Scams 

CISA warns users to remain on alert for malicious cyber activity targeting potential disaster victims and charitable donors following a hurricane. Fraudulent emails—often containing malicious links or attachments—are common after major natural disasters. Exercise caution in handling emails with...

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. CISA encourages users and administrators to review the Mozilla security advisories for Firefox...

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...

Mozilla Releases Security Update for Thunderbird

Mozilla has released security update to address a vulnerability in Thunderbird. An attacker could exploit this vulnerability to take control of an affected system. CISA encourages users and administrators to review the Mozilla security advisory for Thunderbird 102.2.1 and apply the necessary...

Cisco Releases Security Updates for Multiple Products

Cisco has released security updates for vulnerabilities affecting ACI Multi-Site Orchestrator, FXOS, and NX-OS software. 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 Securi...

VMware Releases Security Update

VMware has released a security update to address a vulnerability in Tools. A remote attacker could likely exploit the vulnerability to take control of an affected system. CISA encourages users and administrators to review VMware Security Advisory VMSA-2022-0024 and apply the necessary update. Thi...

CISA Adds Two Known Exploited Vulnerabilities to Catalog 

CISA has added two 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 adde...

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...

#StopRansomware: MedusaLocker

CISA, the Federal Bureau of Investigation FBI, the Department of the Treasury Treasury, and the Financial Crimes Enforcement Network FinCEN have released a joint Cybersecurity Advisory CSA, StopRansomware: MedusaLocker, to provide information on MedusaLocker ransomware. MedusaLocker actors target...

Microsoft Releases May 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 May 2022 Security Update Summary and Deployment...

FBI Releases PIN on Phishing Campaign against U.S. Election Officials

The Federal Bureau of Investigation FBI has released a Private Industry Notification PIN to warn U.S. election and other state and local government officials about invoice-themed phishing emails that could be used to harvest officials’ login credentials. CISA encourages federal, state, and local...

Google Releases Security Updates for Chrome

Google has released Chrome version 99.0.4844.84 for Windows, Mac, and Linux. This version addresses a vulnerability 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. Thi...

Google Releases Security Updates for Chrome

Google has released Chrome version 99.0.4844.74 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. Thi...

Mozilla Releases Security Updates for Multiple Products

Mozilla has released security updates to address vulnerabilities in multiple products. An attacker could exploit these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review Mozilla security advisory MFSA 2022-09 and apply the necessary updates...

New Sandworm Malware Cyclops Blink Replaces VPNFilter

The United Kingdom’s National Cyber Security Centre, CISA, the National Security Agency, and the Federal Bureau of Investigation have released a joint Cybersecurity Advisory CSA reporting that the malicious cyber actor known as Sandworm or Voodoo Bear is using new malware, referred to as Cyclops...

Cisco Releases Security Updates for Multiple Products

Cisco has released security updates to address vulnerabilities in multiple 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. CISA encourages...

Google Releases Security Updates for Chrome

Google has released Chrome version 97.0.4692.99 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 update as so...

VMware Releases Security Advisory

VMware has released a security advisory to address a vulnerability in Workspace ONE UEM console. An attacker could exploit this vulnerability to obtain sensitive information. CISA encourages users and administrators to review VMware Security Advisory VMSA-2021-0029 and apply the necessary...

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. CISA encourages users and administrators to review the Mozilla security advisories for Firefox 94 and Firefox...

CISA Issues BOD 22-01: Reducing the Significant Risk of Known Exploited Vulnerabilities

CISA has issued Binding Operational Directive BOD 22-01, Reducing the Significant Risk of Known Exploited Vulnerabilities, to establish specific timeframes for federal civilian agencies to remediate vulnerabilities that are being actively exploited by known adversaries. To support this Directive,...

Microsoft Releases October 2021 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 October 2021 Security Update Summary and Deployment...

Apple Releases Security Updates

Apple has released security updates to address vulnerabilities in multiple products. An attacker could exploit these vulnerabilities to take control of an affected system. These vulnerabilities have been detected in exploits in the wild. CISA encourages users and administrators to review the Appl...

OpenSSL Releases Security Update 

OpenSSL has released a security update to address vulnerabilities affecting versions 1.1.1k and below. An attacker could exploit these vulnerabilities to cause a denial-of-service condition. CISA encourages users and administrators to review the OpenSSL Security Advisory and apply the necessary...

Adobe Releases Multiple Security Updates

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 the following Adobe Security Bulletins and apply the necessa...

CISA Provides Recommendations for Protecting Information from Ransomware-Caused Data Breaches

CISA has released the fact sheet Protecting Sensitive and Personal Information from Ransomware-Caused Data Breaches to address the increase in malicious cyber actors using ransomware to exfiltrate data and then threatening to sell or leak the exfiltrated data if the victim does not pay the ransom...

Google Releases Security Updates for Chrome

Google has released Chrome version 92.0.4515.107 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. Th...

NSA Releases Guidance on Encrypted DNS in Enterprise Environments  

The National Security Agency NSA has released an information sheet with guidance on adopting encrypted Domain Name System DNS over Hypertext Transfer Protocol over Transport Layer Security HTTPS, referred to as DNS over HTTPS DoH. When configured appropriately, strong enterprise DNS controls can...

Apple Releases Security Updates for Multiple Products

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...