Pass the hash is a technique used to steal credentials and enable lateral movement within a target network. In Windows networks, the challenge-response model used by NTLM security is abused to enable a malicious user to authenticate as a valid domain user without knowing their password. Even though Kerberos has replaced NTLM as the preferred authenticationRead more
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In their tenth annual Payment Security Report, Verizon reveals the security trends affecting businesses that seek PCI-DSS compliance and cybersecurity lessons applicable to all organisations. This year’s 140 page Payment Security Report from Verizon focuses on the role and challenges of the CISO and how this relates to the performance and security of businesses inRead more
According to a new report, 68% of organisations that suffered a network breach are the victim of a repeat attack within a year. Cyber-criminals assume that organisation will not learn a lesson from the first attack and return in the hope of easy pickings the second time around. The report from cybersecurity response firm CrowdstrikeRead more
NAT Slipstream allows an attacker outside the firewall to remotely access any TCP or UDP services running on a local machine, behind a NAT firewall, simply by tricking the victim into visiting a malicious website. Yes, you read that correctly- by using the NAT Slipstream attack, an attacker is able to send arbitrary traffic toRead more
A new report from Accenture details the rise of the Network Access Seller: expert hackers who secure a beachhead into corporate networks and then sell the access in well organised markets on the dark web. If you are a ransomware operator looking for a juicy corporate target, the Network Access Seller markets on the darkwebRead more
After 4 months beta-testing, GitHub has rolled out a new source code scanning service that will find security vulnerabilities in your home-grown software or open source tools. During the testing over 20,000 security vulnerabilities were discovered across 12,000 different projects including Remote Code Execution, SQL Injection and Cross Site-Scripting (XSS) flaws. GitHub is a MicrosoftRead more
Return-Oriented Programming is a security exploit technique used by attackers to execute code on their target system. By obtaining control of the call stack, the attacker can control the flow of existing trusted software running on the computer and manipulate it to their own ends. New research published this month has demonstrated how SPECTRE style vulnerabilitiesRead more
The Common Weaknesses Enumeration project has released their 2020 list of the 25 most dangerous software vulnerabilities. The list describes the types of vulnerabilities that have resulted in CVE being issued over the last two years. The project describes itself as: The 2020 Common Weakness Enumeration (CWE™) Top 25 Most Dangerous Software Weaknesses (CWE TopRead more
Southern Water found itself in hot water last week when a security researcher discovered a server side request forgery exploit in their customer service system. The (quickly rectified) mistake on the Southern Water customer self-service portal allowed the URL to be manipulated in order to display the details of another arbitrary customer account. The targetRead more
TeamViewer Gmbh have released a patch for their Windows Desktop client to fix a credential leaking vulnerability which could allow a malicious webpage to obtain the hashed NTLM credentials of the active Windows user account. A simple flaw (CVE-2020-13699) in the way the TeamViewer desktop client handles custom URI handlers means a malicious webpage canRead more
