Change Healthcare outages reportedly caused by ransomware

On Wednesday February 21, 2024, Change Healthcare—a subsidiary of UnitedHealth Group—experienced serious system outages due to a cyberattack. In a Form 8-K filing the company said it: “identified a suspected nation-state associated cyber security threat actor had gained access to some of the Chan...

Clorox counts the cost of cyberattack

Cleaning products maker Clorox has reported losses of $49 million in connection to a cyberattack it suffered in August of last year. On Monday, August 14, 2023, Clorox disclosed it had identified unauthorized activity on some of its IT systems. Despite a business continuity plan, the incident...

What Is Network Segmentation

Unearthing the Basics: Your Guide to Understanding Network Partitioning A fundamental tenet of network partitioning is its critical role in digital defense. But, what does this truly embody? If you were to break it down, network partitioning refers to an approach that segregates a digital system...

Withdrawn Advisory: Teleport Proxy and Teleport Agents: SSRF to arbitrary hosts is possible from low privileged users

Withdrawn Advisory This advisory has been withdrawn because the vulnerability affects a binary, not a library in a supported ecosystem. Therefore, users of the library should not receive alerts. This link is maintained to preserve external references. Original Description Impact An authenticated...

Adobe Coldfusion vulnerability used in attacks on government servers

The Cybersecurity and Infrastructure Security Agency CISA put out a Cybersecurity Advisory CSA to alert government agencies about cybercriminals using a vulnerability in Adobe Coldfusion to gain initial access to servers. Adobe ColdFusion is a platform for building and deploying web and mobile...

Threat Actors Exploit Adobe ColdFusion CVE-2023-26360 for Initial Access to Government Servers

Actions to take today to mitigate malicious cyber activity: 1. Prioritize remediating known exploited vulnerabilities. 2. Employ proper network segmentation. 3. Enable multifactor authentication MFA for all services to the extent possible, particularly for webmail, VPN, and accounts that access...

What is a Cloud Workload Protection Platform ? (CWPP)

Diving into the Depths of Cloud Workload Defense Framework CWDF Mysteries Setting out to understand cloud security, one frequently encounters the term - Cloud Workload Defense Framework CWDF. What exact role does CWDF play? Let's decode this riddle. At its core, the Cloud Workload Defense Framewo...

Sony was attacked by two ransomware operators

On September 25, newcomer ransomware group RansomedVC claimed to have successfully compromised the computer systems of entertainment giant Sony. Then, on October 4, news leaked that Sony had told current and former employees and their family members about another cybersecurity breach that exposed...

Cloudflare Tunnel increasingly abused by cybercriminals

Cloudflare Tunnel provides you with a secure way to connect your resources to Cloudflare without a publicly routable IP address. Cybercriminals are increasingly using this service to keep their activities from being detected. Cloudflare Tunnel, also known by its executable name, Cloudflared,...

Citrix NetScaler ADC and Gateway Devices Under Attack: CISA Urges Immediate Action

The U.S. Cybersecurity and Infrastructure Security Agency CISA issued an advisory on Thursday warning that the newly disclosed critical security flaw in Citrix NetScaler Application Delivery Controller ADC and Gateway devices is being abused to drop web shells on vulnerable systems. "In June 2023...

MITRE Unveils Top 25 Most Dangerous Software Weaknesses of 2023: Are You at Risk?

MITRE has released its annual list of the Top 25 "most dangerous software weaknesses" for the year 2023. "These weaknesses lead to serious vulnerabilities in software," the U.S. Cybersecurity and Infrastructure Security Agency CISA said. "An attacker can often exploit these vulnerabilities to tak...

Schneider Electric Modicon Ethernet Serial RTU Improper Check For Unusual or Exceptional Conditions (CVE-2019-6831)

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module all firmware versions, which could cause disconnection of active connections when an unusually high number of IEC 60870- 5-104 packets are received by the module on por...

CISA and NSA Release Joint Guidance on Hardening Baseboard Management Controllers (BMCs)

Today, CISA, together with the National Security Agency NSA, released a Cybersecurity Information Sheet CSI, highlighting threats to Baseboard Management Controller BMC implementations and detailing actions organizations can use to harden them. BMCs are trusted components designed into a computer...

CISA updates ransomware guidance

The Cybersecurity and Infrastructure Security Agency CISA has updated its StopRansomware guide to account for the fact that ransomware actors have accelerated their tactics and techniques since the original guide was released in September of 2020. The StopRansomware guide is set up as a one-stop...

New 'MichaelKors' Ransomware-as-a-Service Targeting Linux and VMware ESXi Systems

A new ransomware-as-service RaaS operation called MichaelKors has become the latest file-encrypting malware to target Linux and VMware ESXi systems as of April 2023. The development points to cybercriminal actors increasingly setting their eyes on the ESXi, cybersecurity firm CrowdStrike said in ...

SDG PnPSCADA

1. EXECUTIVE SUMMARY CVSS v3 9.8 ATTENTION: Exploitable remotely/low attack complexity Vendor: SDG Technologies Equipment: PnPSCADA Vulnerabilities: SQL Injection 2. RISK EVALUATION Successful exploitation of this vulnerability could allow an attacker to interact with the database and retrieve...

New TSA Cybersecurity Emergency Action Rule Impacts Cybersecurity and Compliance

On March 7, 2023, in the wake of President Joe Biden’s National Cybersecurity Strategy announcement, the U.S. Transportation Security Administration TSA issued a cybersecurity emergency action amendment for certain regulated airport and aircraft operators. The new Action Rule can have significant...

Payment giant's point-of-sale outage caused by ALPHV ransomware

On April 12, 2023, payment giant NCR reported it was looking into an issue with its point-of-sale POS systems that caused an outage, leaving customers unable to use the system. The NCR Aloha POS systems are popular in hospitality services. Customers include Wendys, Chuck e Cheese, Cafe Rio, Leean...

Food giant Dole reveals more about ransomware attack

Fruit and vegetable producer Dole has confirmed attackers behind its February ransomware attack accessed employee data. The company hasn't revealed the number of staff impacted. In an annual report filed to the US Securities and Exchange Commission SEC last week, Dole said: "In February of 2023, ...

Microsoft SQL Server 2014 / 2016 / 2017 / 2019 / 2022 Audit Logging Failure Vulnerability

Microsoft SQL Server 2014, 2016, 2017, 2019, and 2022 appears to ignore audit rules for sys.sysxlgns allowing an attacker with administrative permissions to extract password hashes under the radar. Microsoft told the researcher they are not willing to fix it but acknowledge it as a security...