CISA Adds Another 95 Flaws to its Actively Exploited Vulnerabilities Catalog

The U.S. Cybersecurity and Infrastructure Security Agency CISA this week added 95 more security flaws to its Known Exploited Vulnerabilities Catalog, taking the total number of actively exploited vulnerabilities to 478. "These types of vulnerabilities are a frequent attack vector for malicious...

Trailer Power Line Communications (PLC) J2497

1. EXECUTIVE SUMMARY CVSS v3 9.3 ATTENTION: Exploitable remotely/low attack complexity Equipment: Power Line Communications PLC: J2497 a.k.a. PLC4TRUCKS Vulnerabilities: Missing Authentication for Critical Function, Improper Protection against Electromagnetic Fault Injection 2. RISK EVALUATION...

U.S. Senate Passes Cybersecurity Bill to Strengthen Critical Infrastructure Security

The U.S. Senate unanimously passed the "Strengthening American Cybersecurity Act" on Tuesday in an attempt to bolster the cybersecurity of critical infrastructure owners in the country. The new bipartisan legislation, among other things, stipulates entities that experience a cyber incident to...

Cisco Releases Security Updates for Multiple Products

Cisco 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. For updates addressing lower severity vulnerabilities, see the Cisco Security Advisories page. CISA encourages users...

BD Viper LT

1. EXECUTIVE SUMMARY CVSS v3 8.0 ATTENTION: Low attack complexity Vendor: Becton, Dickinson and Company BD Equipment: Viper LT Vulnerability: Use of Hard-coded Credentials 2. RISK EVALUATION Successful exploitation of this vulnerability could allow an attacker to access, modify, or delete...

BD Pyxis

1. EXECUTIVE SUMMARY CVSS v3 7.0 Vendor: Becton, Dickinson and Company BD Equipment: Pyxis Vulnerability: Use of Hard-coded Credentials 2. RISK EVALUATION Successful exploitation of this vulnerability could allow an attacker to gain access to electronic protected health information ePHI or other...

CISA Adds 95 Known Exploited Vulnerabilities to Catalog

CISA has added 95 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...

NSA Releases Network Infrastructure Security Guidance

The National Security Agency NSA has released a new Cybersecurity Technical Report CTR: Network Infrastructure Security Guidance. The report captures best practices based on the depth and breadth of experience in supporting customers and responding to threats. Recommendations include perimeter an...

Google Releases Security Updates for Chrome

Google has released Chrome version 99.0.4844.51 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...

Daxin Espionage Backdoor Ups the Ante on Chinese Malware

The Daxin malware is taking aim at hardened government networks around the world, according to researchers, with the goal of cyberespionage. The Symantec Threat Hunter team noticed the advanced persistent threat APT weapon in action in November, noting that it’s “the most advanced piece of malwar...

China-linked Daxin Malware Targeted Multiple Governments in Espionage Attacks

A previously undocumented espionage tool has been deployed against selected governments and other critical infrastructure targets as part of a long-running espionage campaign orchestrated by China-linked threat actors since at least 2013. Broadcom's Symantec Threat Hunter team characterized the...

CISA adds recently disclosed Zimbra bug to its Exploited Vulnerabilities Catalog

The U.S. Cybersecurity and Infrastructure Security Agency CISA expanded its Known Exploited Vulnerabilities Catalog to include a recently disclosed zero-day flaw in the Zimbra email platform citing evidence of active exploitation in the wild. Tracked as CVE-2022-24682 CVSS score: 6.1, the issue...

A week in security (February 21 – February 27)

Last week on Malwarebytes Labs: Potential cybersecurity impacts of Russia’s invasion of Ukraine Cyber lures and threats in the context of the war in Ukraine CISA warns of cyberespionage by Iranian APT “MuddyWater” Google and Microsoft accused of feeding smaller search engines spam ads Cyclops Bli...

CISA Warns of High-Severity Flaws in Schneider and GE Digital's SCADA Software

The U.S. Cybersecurity and Infrastructure Security Agency CISA last week published an industrial control system ICS advisory related to multiple vulnerabilities impacting Schneider Electric's Easergy medium voltage protection relays. "Successful exploitation of these vulnerabilities may disclose...

Analysis and Protections for RagnarLocker Ransomware

Trellix Global Defenders: Analysis and Protections for RagnarLocker Ransomware By Taylor Mullins · February 28, 2022 The United States Federal Bureau of Investigation FBI has released a Flash Alert warning that the RagnarLocker ransomware gang has breached the networks of at least fifty-two...

Broadcom Software Discloses APT Actors Deploying Daxin Malware in Global Espionage Campaign

Broadcom Software—an industry member of CISA’s Joint Cyber Defense Collaborative JCDC—uncovers an advanced persistent threat APT campaign against select governments and other critical infrastructure targets in a publication titled Daxin: Stealthy Backdoor Designed for Attacks Against Hardened...

Russia-Ukraine Crisis: How to Strengthen Your Security Posture to Protect against Cyber Attack, based on CISA Guidelines

CISA has created Shields Up as a response to the Russian invasion of Ukraine. Qualys is responding with additional security, monitoring and governance measures. This blog details how and what our enterprise customers can do to immediately strengthen their security posture and meet CISA’s...

CISA Releases Advisory on Destructive Malware Targeting Organizations in Ukraine

CISA and the Federal Bureau of Investigation have released an advisory on destructive malware targeting organizations in Ukraine. The advisory also provides recommendations and strategies to prepare for and respond to destructive malware. Additionally, CISA has created a new Shields Up Technical...

CISA warns of cyberespionage by Iranian APT “MuddyWater”

Cybersecurity agencies in the US and UK have issued a joint cybersecurity advisory CSA on MuddyWater, a government-sponsored Iranian advanced persistent threat APT actor. The Cybersecurity and Infrastructure Security Agency CISA, the Federal Bureau of Investigation FBI, the US Cyber Command Cyber...

Iran's MuddyWater Hacker Group Using New Malware in Worldwide Cyber Attacks

Cybersecurity agencies from the U.K. and the U.S. have laid bare a new malware used by the Iranian government-sponsored advanced persistent threat APT group in attacks targeting government and commercial networks worldwide. "MuddyWater actors are positioned both to provide stolen data and accesse...