Category: alerts

Original release date: October 4, 2022 Summary Actions to Help Protect Against Russian State-Sponsored Malicious Cyber Activity: • Enforce multifactor authentication (MFA) on all user accounts. • Implement network segmentation to separate network segments based on role and functionality. • Update software, including operating systems, applications, and firmware, on network assets. • Audit account usage.… Read more

Original release date: October 3, 2022 CISA has issued Binding Operational Directive (BOD) 23-01: Improving Asset Visibility and Vulnerability Detection on Federal Networks, which seeks improve asset visibility and vulnerability enumeration across the federal enterprise. Although BOD 23-01 is only applicable to federal civilian executive branch (FCEB) agencies, CISA recommends all stakeholders review and incorporate… Read more

Original release date: September 30, 2022 Drupal has released a security update to address a vulnerability affecting multiple versions of Drupal. An attacker could exploit this vulnerability to access sensitive information. For advisories addressing lower severity vulnerabilities, see Drupal’s Security advisories. CISA encourages users and administrators to review Drupal’s security advisory SA-CORE-2022-016 and apply the… Read more

Original release date: September 30, 2022 Microsoft has released Customer Guidance for Reported Zero-day Vulnerabilities in Microsoft Exchange Server. According to the blog post, “Microsoft is aware of limited targeted attacks using the two vulnerabilities to get into users’ systems.” The two vulnerabilities are CVE-2022-41040 and CVE-2022-41082, affecting on-premises Microsoft Exchange Server 2013, 2016, and… Read more

Original release date: September 29, 2022 VMWare has released Protecting vSphere From Specialized Malware, addressing malware artifacts known as VirtualPITA (ESXi & Linux), VirtualPIE (ESXi), and VirtualGATE (Windows), which are used to exploit and gain persistent access to instances of ESXi. CISA urges organizations employing VMWare ESXi to review the following for more information and… Read more

Original release date: September 28, 2022 | Last revised: September 29, 2022 CISA has released six (6) Industrial Control Systems (ICS) advisories on September 29, 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 advisory for technical details… Read more

Original release date: September 26, 2022 | Last revised: September 27, 2022   High Vulnerabilities Primary Vendor — Product Description Published CVSS Score Source & Patch Info There were no high vulnerabilities recorded this week. Back to top   Medium Vulnerabilities Primary Vendor — Product Description Published CVSS Score Source & Patch Info There were… Read more

Original release date: September 22, 2022 CISA has added one new vulnerability to it’s 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 vulnerabilities in the catalog, click… Read more

Original release date: September 22, 2022 CISA and the National Security Agency (NSA) have published a joint cybersecurity advisory about control system defense for operational technology (OT) and industrial control systems (ICSs). Control System Defense: Know the Opponent is intended to provide critical infrastructure owners and operators with an understanding of the tactics, techniques, and… Read more

Original release date: September 22, 2022 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. For advisories addressing lower severity vulnerabilities, see the BIND 9 Security Vulnerability Matrix. … Read more