Cisco Releases Security Updates for Multiple Products

Original release date: April 27, 2022 | Last revised: April 28, 2022

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.

CISA encourages users and administrators to review the Cisco Security Advisories page and apply the necessary updates.

This product is provided subject to this Notification and this Privacy & Use policy.

Google Releases Security Updates for Chrome

Original release date: April 27, 2022 | Last revised: April 28, 2022

Google has released Chrome version 101.0.4951.41 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.

This product is provided subject to this Notification and this Privacy & Use policy.

CISA and FBI Update Advisory on Destructive Malware Targeting Organizations in Ukraine

Original release date: April 28, 2022

CISA and the Federal Bureau of Investigation (FBI) have updated joint Cybersecurity Advisory AA22-057A: Destructive Malware Targeting Organizations in Ukraine, originally released February 26, 2022. The advisory has been updated to include additional indicators of compromise for WhisperGate and technical details for HermeticWiper, IsaacWiper, HermeticWizard, and CaddyWiper destructive malware.

CISA and the FBI encourage organizations to review the update to AA22-057A as well as the Shields Up Technical Guidance webpage for ways to identify, respond to, and mitigate disruptive cyber activity. 

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2021 Top Routinely Exploited Vulnerabilities

Original release date: April 27, 2022

CISA, the National Security Agency (NSA), the Federal Bureau of Investigation (FBI), the Australian Cyber Security Centre (ACSC), the Canadian Centre for Cyber Security (CCCS), the New Zealand National Cyber Security Centre (NZ NCSC), and the United Kingdom’s National Cyber Security Centre (NCSC-UK)  have released a joint Cybersecurity Advisory that provides details on the top 15 Common Vulnerabilities and Exposures (CVEs) routinely exploited by malicious cyber actors in 2021, as well as other CVEs frequently exploited.

CISA encourages users and administrators to review joint Cybersecurity Advisory: 2021 Top Routinely Exploited Vulnerabilities  and apply the recommended mitigations to reduce the risk of compromise by malicious cyber actors. 

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CISA Adds Seven Known Exploited Vulnerabilities to Catalog

Original release date: April 25, 2022

CISA has added seven 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 vulnerabilities in the catalog, click on the arrow on the of the “Date Added to Catalog” column, which will sort by descending dates. 

Binding Operational Directive (BOD) 22-01: Reducing the Significant Risk of Known Exploited Vulnerabilities established the Known Exploited Vulnerabilities Catalog as a living list of known CVEs that carry significant risk to the federal enterprise. BOD 22-01 requires FCEB agencies to remediate identified vulnerabilities by the due date to protect FCEB networks against active threats. See the BOD 22-01 Fact Sheet for more information. 

Although BOD 22-01 only applies to FCEB agencies, CISA strongly urges all organizations to reduce their exposure to cyberattacks by prioritizing timely remediation of Catalog vulnerabilities as part of their vulnerability management practice. CISA will continue to add vulnerabilities to the Catalog that meet the meet the specified criteria

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FBI Releases IOCs Associated with BlackCat/ALPHV Ransomware

Original release date: April 22, 2022

The Federal Bureau of Investigation (FBI) has released a Flash report detailing indicators of compromise (IOCs) associated with attacks involving BlackCat/ALPHV, a Ransomware-as-a-Service that has compromised at least 60 entities worldwide.

CISA encourages users and administrators to review the IOCs and technical details in FBI Flash CU-000167-MW and apply the recommend mitigations.

This product is provided subject to this Notification and this Privacy & Use policy.

Cisco Releases Security Updates for Multiple Products

Original release date: April 21, 2022

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 users and administrators to review the following Cisco advisories and apply the necessary updates:

This product is provided subject to this Notification and this Privacy & Use policy.

Drupal Releases Security Updates

Original release date: April 21, 2022

Drupal has released security updates to address vulnerabilities affecting Drupal 9.2 and 9.3. An attacker could exploit these vulnerabilities to take control of an affected system.

CISA encourages users and administrators to review Drupal security advisories SA-CORE-008 and SA-CORE-009 and apply the necessary updates.

This product is provided subject to this Notification and this Privacy & Use policy.

Russian State-Sponsored and Criminal Cyber Threats to Critical Infrastructure

Original release date: April 20, 2022

The cybersecurity authorities of the United States, Australia, Canada, New Zealand, and the United Kingdom have released a joint Cybersecurity Advisory (CSA) to warn organizations that Russia’s invasion of Ukraine could expose organizations both within and beyond the region to increased malicious cyber activity from Russian state-sponsored cyber actors or Russian-aligned cybercrime groups.

Joint CSA: Russian State-Sponsored and Criminal Cyber Threats to Critical Infrastructure, drafted with contributions from industry members of the Joint Cyber Defense Collaborative, provides an overview of Russian state-sponsored advanced persistent threat groups, Russian-aligned cyber threat groups, and Russian-aligned cybercrime groups to help the cybersecurity community protect against possible cyber threats.

U.S., Australian, Canadian, New Zealand, and UK cybersecurity authorities urge critical infrastructure network defenders to prepare for and mitigate potential cyber threats by hardening their cyber defenses as recommended in the [joint CSA].

For more information on current and historical Russian-state-sponsored cyber activity and recommended mitigations, see the following CISA webpages: 

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Oracle Releases April 2022 Critical Patch Update

Original release date: April 19, 2022

Oracle has released its Critical Patch Update for April 2022 to address 520 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 April 2022 Critical Patch Update and apply the necessary updates. 

This product is provided subject to this Notification and this Privacy & Use policy.