RSS ze světa hackingu


Nation-State Actors Weaponize Ivanti VPN Zero-Days, Deploying 5 Malware Families

As many as five different malware families were deployed by suspected nation-state actors as part of post-exploitation activities leveraging two zero-day vulnerabilities in Ivanti Connect Secure (ICS) VPN appliances since early December 2023. "These families allow the threat actors to circumvent authentication and provide backdoor access to these devices," Mandiant said in an…

Datum: 12. 1. 2024

Medusa Ransomware on the Rise: From Data Leaks to Multi-Extortion

The threat actors associated with the Medusa ransomware have ramped up their activities following the debut of a dedicated data leak site on the dark web in February 2023 to publish sensitive data of victims who are unwilling to agree to their demands. “As part of their multi-extortion strategy, this group will provide victims with multiple options when their data is posted on their…

Datum: 12. 1. 2024

Urgent: GitLab Releases Patch for Critical Vulnerabilities - Update ASAP

GitLab has released security updates to address two critical vulnerabilities, including one that could be exploited to take over accounts without requiring any user interaction. Tracked as CVE-2023-7028, the flaw has been awarded the maximum severity of 10.0 on the CVSS scoring system and could facilitate account takeover by sending password reset emails to an unverified email address. The…

Datum: 12. 1. 2024

Applying the Tyson Principle to Cybersecurity: Why Attack Simulation is Key to Avoiding a KO

Picture a cybersecurity landscape where defenses are impenetrable, and threats are nothing more than mere disturbances deflected by a strong shield. Sadly, this image of fortitude remains a pipe dream despite its comforting nature. In the security world, preparedness is not just a luxury but a necessity. In this context, Mike Tyson's famous adage, "Everyone has a plan until they get punched in…

Datum: 12. 1. 2024

Cryptominers Targeting Misconfigured Apache Hadoop and Flink with Rootkit in New Attacks

Cybersecurity researchers have identified a new attack that exploits misconfigurations in Apache Hadoop and Flink to deploy cryptocurrency miners within targeted environments. "This attack is particularly intriguing due to the attacker's use of packers and rootkits to conceal the malware," Aqua security researchers Nitzan Yaakov and Assaf Morag said in an analysis published earlier…

Datum: 12. 1. 2024

Act Now: CISA Flags Active Exploitation of Microsoft SharePoint Vulnerability

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added a critical security vulnerability impacting Microsoft SharePoint Server to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The issue, tracked as CVE-2023-29357 (CVSS score: 9.8), is a privilege escalation flaw that could be exploited by an attacker to gain…

Datum: 12. 1. 2024

Threat Actors Increasingly Abusing GitHub for Malicious Purposes

The ubiquity of GitHub in information technology (IT) environments has made it a lucrative choice for threat actors to host and deliver malicious payloads and act as dead drop resolvers, command-and-control, and data exfiltration points. “Using GitHub services for malicious infrastructure allows adversaries to blend in with legitimate network traffic, often bypassing traditional security…

Datum: 11. 1. 2024

New PoC Exploit for Apache OfBiz Vulnerability Poses Risk to ERP Systems

Cybersecurity researchers have developed a proof-of-concept (PoC) code that exploits a recently disclosed critical flaw in the Apache OfBiz open-source Enterprise Resource Planning (ERP) system to execute a memory-resident payload. The vulnerability in question is CVE-2023-51467 (CVSS score: 9.8), a bypass for another severe shortcoming in the same software (…

Datum: 11. 1. 2024

New Python-based FBot Hacking Toolkit Aims at Cloud and SaaS Platforms

A new Python-based hacking tool called FBot has been uncovered targeting web servers, cloud services, content management systems (CMS), and SaaS platforms such as Amazon Web Services (AWS), Microsoft 365, PayPal, Sendgrid, and Twilio. “Key features include credential harvesting for spamming attacks, AWS account hijacking tools, and functions to enable attacks against PayPal and various…

Datum: 11. 1. 2024

There is a Ransomware Armageddon Coming for Us All

Generative AI will enable anyone to launch sophisticated phishing attacks that only Next-generation MFA devices can stop The least surprising headline from 2023 is that ransomware again set new records for a number of incidents and the damage inflicted. We saw new headlines every week, which included a who’s-who of big-name organizations. If MGM, Johnson Controls, Chlorox, Hanes Brands, Caesars…

Datum: 11. 1. 2024

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