RSS ze světa hackingu


Hackers Actively Searching for Unpatched Microsoft Exchange Servers

Threat actors are actively carrying out opportunistic scanning and exploitation of Exchange servers using a new exploit chain leveraging a trio of flaws affecting on-premises installations, making them the latest set of bugs after ProxyLogon vulnerabilities were exploited en masse at the start of the year. The remote code execution flaws have been collectively dubbed "ProxyShell." At least…

Datum: 13. 8. 2021

Ransomware Gangs Exploiting Windows Print Spooler Vulnerabilities

Ransomware operators such as Magniber and Vice Society are actively exploiting vulnerabilities in Windows Print Spooler to compromise victims and spread laterally across a victim's network to deploy file-encrypting payloads on targeted systems. "Multiple, distinct threat actors view this vulnerability as attractive to use during their attacks and may indicate that this vulnerability will…

Datum: 13. 8. 2021

Experts Shed Light On New Russian Malware-as-a-Service Written in Rust

A nascent information-stealing malware sold and distributed on underground Russian underground forums has been written in Rust, signalling a new trend where threat actors are increasingly adopting exotic programming languages to bypass security protections, evade analysis, and hamper reverse engineering efforts. Dubbed "Ficker Stealer," it's notable for being propagated via Trojanized web links…

Datum: 12. 8. 2021

How Companies Can Protect Themselves from Password Spraying Attacks

Attackers are using many types of attacks to compromise business-critical data. These can include zero-day attacks, supply chain attacks, and others. However, one of the most common ways that hackers get into your environment is by compromising passwords. The password spraying attack is a special kind of password attack that can prove effective in compromising your environment. Let's look closer…

Datum: 12. 8. 2021

IT Giant Accenture Hit by LockBit Ransomware; Hackers Threaten to Leak Data

Global IT consultancy giant Accenture has become the latest company to be hit by the LockBit ransomware gang, according to a post made by the operators on their dark web portal, likely filling a void left in the wake of DarkSide and REvil shutdown. "These people are beyond privacy and security. I really hope that their services are better than what I saw as an insider," read a message posted on…

Datum: 12. 8. 2021

Microsoft Security Bulletin Warns of New Windows Print Spooler RCE Vulnerability

A day after releasing Patch Tuesday updates, Microsoft acknowledged yet another remote code execution vulnerability in the Windows Print Spooler component, adding that it's working to remediate the issue in an upcoming security update. Tracked as CVE-2021-36958 (CVSS score: 7.3), the unpatched flaw is the latest to join a list of bugs collectively known as PrintNightmare that have plagued the…

Datum: 12. 8. 2021

Bugs in Managed DNS Services Cloud Let Attackers Spy On DNS Traffic

Cybersecurity researchers have disclosed a new class of vulnerabilities impacting major DNS-as-a-Service (DNSaaS) providers that could allow attackers to exfiltrate sensitive information from corporate networks. "We found a simple loophole that allowed us to intercept a portion of worldwide dynamic DNS traffic going through managed DNS providers like Amazon and Google," researchers Shir Tamari…

Datum: 11. 8. 2021

Hackers Steal Over $600 Million Worth of Cryptocurrencies from Poly Network

Hackers have siphoned $611 million worth of cryptocurrencies from a blockchain-based financial network in what's believed to be one of the largest heists targeting the digital asset industry, putting it ahead of breaches of exchanges Coincheck and Mt. Gox. Poly Network, a cross-chain decentralized finance (DeFi) platform for swapping tokens across multiple blockchains such as Bitcoin, Ethereum,…

Datum: 11. 8. 2021

Magento Update Released to Fix Critical Flaws Affecting E-Commerce Sites

Adobe on Tuesday shipped security updates to remediate multiple critical vulnerabilities in its Magento e-commerce platform that could be abused by an attacker to execute arbitrary code and take control of a vulnerable system. The issues affect 2.3.7, 2.4.2-p1, 2.4.2, and earlier versions of Magento Commerce, and 2.3.7, 2.4.2-p1, and all prior versions of Magento Open Source edition. Of the 26…

Datum: 11. 8. 2021

Microsoft Releases Windows Updates to Patch Actively Exploited Vulnerability

Microsoft on Tuesday rolled out security updates to address a total of 44 security issues affecting its software products and services, one of which it says is an actively exploited zero-day in the wild. The update, which is the smallest release since December 2019, squashes seven Critical and 37 Important bugs in Windows, .NET Core & Visual Studio, Azure, Microsoft Graphics Component, Microsoft…

Datum: 11. 8. 2021

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