Cisco Releases Security Updates for Multiple Products

09/30/2022 12:17 PM EDT

Original release date: September 30, 2022

Cisco has released security updates for vulnerabilities affecting multiple products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. For updates addressing high and low severity vulnerabilities, see the Cisco Security Advisories page.

CISA encourages users and administrators to review the advisories and apply the necessary updates.

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

CISA Adds Three Known Exploited Vulnerabilities to Catalog

09/30/2022 10:14 AM EDT

Original release date: September 30, 2022

CISA has added three 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 in 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 specified criteria.  

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

CISA Has Added One Known Exploited Vulnerability to Catalog 

09/23/2022 02:38 PM EDT

Original release date: September 23, 2022

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 vulnerabilities in the catalog, click on the arrow in 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 specified criteria.

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

CISA Has Added One Known Exploited Vulnerability to Catalog 

09/22/2022 02:38 PM EDT

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 on the arrow in 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 specified criteria.      
 

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

ISC Releases Security Advisories for Multiple Versions of BIND 9

09/22/2022 10:30 AM EDT

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
 
CISA encourages users and administrators to review the following ISC advisories CVE-2022-2906, CVE-2022-3080, CVE-2022-38177, and CVE-2022-38178 and apply the necessary mitigations.

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

Mozilla Releases Security Updates for Firefox, Firefox ESR, and Thunderbird

09/21/2022 03:00 PM EDT

Original release date: September 21, 2022

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 105, Firefox ESR 102.3, and ThunderBird 91.13.1 and apply the necessary updates.

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

CISA Adds Six Known Exploited Vulnerabilities to Catalog

09/15/2022 12:41 PM EDT

Original release date: September 15, 2022

CISA has added six 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 in 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 specified criteria.

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

Iranian Islamic Revolutionary Guard Corps Affiliated Cyber Actors Exploiting Vulnerabilities for Data Extortion and Disk Encryption for Ransom Operations

09/14/2022 10:33 AM EDT

Original release date: September 14, 2022

CISA, Federal Bureau of Investigation (FBI), National Security Agency (NSA), U.S. Cyber Command (USCC) – Cyber National Mission Force (CNMF), Department of the Treasury, Australian Cyber Security Centre (ACSC), Canadian Centre for Cyber Security (CCCS), and United Kingdom’s National Cyber Security Centre (NCSC) have released a joint Cybersecurity Advisory (CSA), Iranian Islamic Revolutionary Guard Corps Affiliated Cyber Actors Exploiting Vulnerabilities for Data Extortion and Disk Encryption for Ransom Operations. This advisory updates previous joint reporting from November 2021, to highlight continued malicious cyber activity by advanced persistent threat (APT) actors that the authoring agencies now assess are associated with the Iranian Islamic Revolutionary Guard Corps (IRGC).

The authoring agencies urge network defenders to examine their current cybersecurity posture and apply the recommended mitigations in this joint CSA, which include:

  • Patch all systems and prioritize remediating known exploited vulnerabilities.
  • Enforce multifactor authentication (MFA).
  • Secure Remote Desktop Protocol (RDP) and other risky services.
  • Make offline backups of your data.

See Iranian Islamic Revolutionary Guard Corps Affiliated Cyber Actors Exploiting Vulnerabilities for Data Extortion and Disk Encryption for Ransom Operations and joint CSA Iranian Government-Sponsored APT Cyber Actors Exploiting Microsoft Exchange and Fortinet Vulnerabilities in Furtherance of Malicious Activities for information on these Iranian government-sponsored APT actors’ tactics and techniques, indicators of compromise, and recommended mitigations. Additionally, review StopRansomware.gov for more guidance on ransomware protection, detection, and response.

For more information on state-sponsored Iranian malicious cyber activity, see CISA’s Iran Cyber Threat Overview and Advisories webpage.

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

CISA Adds Two Known Exploited Vulnerabilities to Catalog

09/14/2022 11:12 AM EDT

Original release date: September 14, 2022

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 added vulnerabilities in the catalog, click on the arrow in 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 specified criteria.

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

Apple Releases Security Updates for Multiple Products

09/13/2022 12:27 PM EDT

Original release date: September 13, 2022

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 apply the necessary updates as soon as possible:

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