Category: alerts

Drupal has released a security advisory to address an access bypass vulnerability affecting multiple Drupal versions. An attacker could exploit this vulnerability to take control of an affected system. CISA encourages users and administrators to review Drupal security advisory SA-CONTRIB- 2023-004 for more information and apply the necessary updates. Read more

The Federal Bureau of Investigation (FBI), CISA, and the Multi-State Information Sharing and Analysis Center (MS-ISAC) has released a joint cybersecurity advisory (CSA), #StopRansomware: LockBit 3.0. This joint advisory details known indicators of compromise (IOCs) and tactics, techniques, and procedures (TTPs) that FBI investigations correlated with LockBit 3.0 ransomware as recently as March 2023. LockBit… Read more

SUMMARY Note: this joint Cybersecurity Advisory (CSA) is part of an ongoing #StopRansomware effort to publish advisories for network defenders that detail ransomware variants and ransomware threat actors. These #StopRansomware advisories include recently and historically observed tactics, techniques, and procedures (TTPs) and indicators of compromise (IOCs) to help organizations protect against ransomware. Visit stopransomware.gov to… Read more

In light of recent bank failures, CISA warns consumers to beware of potential scams requesting your money or sensitive personal information. Exercise caution in handling emails with bank-related subject lines, attachments, or links. In addition, be wary of social media pleas, texts, or door-to-door solicitations relating to any failed bank. The Federal Deposit Insurance Corporation… Read more

The Water Information Sharing and Analysis Center (WaterISAC) has released an advisory, Potential for Mandatory Microsoft DCOM Patch to Disrupt SCADA. ICS/OT/SCADA engineers and operators should assess the use of the Distributed Component Object Model (DCOM) protocol in their industrial environments. According to WaterISAC, “failure to address could result in loss of critical communications between… Read more

Mozilla has released security updates to address vulnerabilities in Firefox 111 and Firefox ESR 102.9. An attacker could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review Mozilla’s security advisories for Firefox 111 and Firefox ESR 102.9 for more information and apply the necessary updates. Please share… Read more

Today, the CISA, Federal Bureau of Investigation (FBI), and Multi-State Information Sharing and Analysis Center (MS-ISAC) released a joint Cybersecurity Advisory (CSA), Threat Actors Exploit Progress Telerik Vulnerability in U.S. Government IIS Server. This joint CSA provides IT infrastructure defenders with tactics, techniques, and procedures (TTPs), indicators of compromise (IOCs), and methods to detect and… Read more

SUMMARY From November 2022 through early January 2023, the Cybersecurity and Infrastructure Security Agency (CISA) and authoring organizations identified the presence of indicators of compromise (IOCs) at a federal civilian executive branch (FCEB) agency. Analysts determined that multiple cyber threat actors, including an APT actor, were able to exploit a .NET deserialization vulnerability (CVE-2019-18935) in… Read more

Today, CISA is announcing the creation of the Ransomware Vulnerability Warning Pilot (RVWP). Through the RVWP, CISA: Proactively identifies information systems—belonging to critical infrastructure entities—that contain vulnerabilities commonly associated with ransomware intrusions. Notifies the owners of the affected information systems, which enables the owners to mitigate the vulnerabilities before damaging intrusions occur. Review the RVWP… Read more

Cisco has released a security advisory for a vulnerability affecting IOS XR Software for ASR 9000 Series Routers. A remote attacker could exploit this vulnerability to cause a denial-of-service condition. For updates addressing lower severity vulnerabilities, see the Cisco Security Advisories page.    CISA encourages users and administrators to review the following advisory and apply… Read more