Macy's Suffers Data Breach by Magecart Cybercriminals

The department store Macy’s is warning that web skimmer malware was discovered on Macys.com collecting customers’ payment card information. The attack has been linked to Magecart, a notorious umbrella group made up of various cybercriminal affiliates that is known for injecting payment card...

Ubuntu shiftfs refcount Underflow / Type Confusion

Ubuntu: refcount underflow and type confusion in shiftfs Tested on Ubuntu 19.10, kernel "5.3.0-19-generic 20-Ubuntu". Ubuntu ships a filesystem "shiftfs" in fs/shiftfs.c in the kernel tree that doesn't exist upstream. This filesystem can be mounted from user namespaces, meaning that this is...

Microsoft Guidance for Vulnerability in Trusted Platform Module (TPM)

Executive Summary This advisory addresses CVE-2019-16863. A security vulnerability exists in certain Trusted Platform Module TPM chipsets. The vulnerability weakens key confidentiality protection for a specific algorithm ECDSA. It is important to note that this is a TPM firmware vulnerability, an...

Microsegmentation and Isolation: 2 Essential Strategies in Zero-Trust Security

The headlines over the past few years have been consistent – enterprises are pouring more and more money into cybersecurity countermeasures. Indications are that 2020 will be no different, with reports that nearly three quarters of CISOs plan to ask their CFOs for increased cybersecurity investme...

Time for day 2 of briefings at BlueHat Seattle!

We hope you enjoyed the first day of our BlueHat briefings and the Bytes of BlueHat reception in our glamping tent complete with toasted marshmallows. Yesterday, we learned a lot about how XboxOne hardware security has advanced the state of hardware security elsewhere, we heard some surprising...

Time for day 2 of briefings at BlueHat Seattle!

We hope you enjoyed the first day of our BlueHat briefings and the Bytes of BlueHat reception in our glamping tent complete with toasted marshmallows. Yesterday, we learned a lot about how XboxOne hardware security has advanced the state of hardware security elsewhere, we heard some surprising...

ThreatList: Sharp Increase in Fake Mobile Apps Impersonating Legit Ones

Malicious mobile apps that try to dupe consumers by mimicking reputable apps is a persistent problem that’s on the rise, making an app store’s commitment to security a key factor to consider for mobile users who want to avoid these threats, according to a new report. The number of blacklisted app...

10 Steps for Ransomware Protection

Just the thought of ransomware is enough to keep CISOs and security teams up at night. Victims are caught in an awful choice between paying a ransom to a criminal who may or may not release their captured network and data, or potentially spending millions of dollars to remove the ransomware on...

WordPress broken-link-manager plugin SQL injection vulnerability

WordPress is a blogging platform developed by the WordPress Foundation using the PHP language. The platform supports personal blog sites on PHP and MySQL servers. broken-link-manager is a backlink management plugin used in it. The WordPress broken-link-manager plugin suffers from an SQL injection...

iMessage - Decoding NSSharedKeyDictionary Can Read Object Out of Bounds

iMessage - Decoding NSSharedKeyDictionary Can Read Object Out of Bounds When an NSKeyedUnarchiver decodes an object, it first allocates the object using allocWithZone, and then puts the object into a dictionary for temporary objects. It then calls the appropriate initWithCoder: on the allocated...

Rethinking Responsibilities and Remedies in Social-Engineering Attacks

In the pantheon of catchy cybersecurity slogans that should never have caught on, two about social engineering spring to mind almost immediately: “End users are the weakest link” and “attackers only have to be lucky once; defenders have to be lucky all the time.” Both of those statements have bee...

Microsoft DirectWrite - Out-of-Bounds Read in sfac_GetSbitBitmap While Processing TTF Fonts

Microsoft DirectWrite - Out-of-Bounds Read in sfacGetSbitBitmap While Processing TTF Fonts Microsoft DirectWrite is a modern Windows API for high-quality text rendering. A majority of its code resides in the DWrite.dll user-mode library. It is used by a variety of widely used desktop programs suc...

Microsoft DirectWrite - Out-of-Bounds Read in sfac_GetSbitBitmap While Processing TTF Fonts

Microsoft DirectWrite is a modern Windows API for high-quality text rendering. A majority of its code resides in the DWrite.dll user-mode library. It is used by a variety of widely used desktop programs such as web browsers and constitutes an attack surface for memory corruption bugs, as it...

BLUESPAWN - Windows Based Active Defense Tool To Empower Blue Teams

BLUESPAWN helps blue teams monitor Windows systems in real-time against active attackers by detecting anomalous activity Why we made BLUESPAWN We've created and open-sourced this for a number of reasons which include the following: Move Faster : We wanted tooling specifically designed to quickly...

'USBAnywhere' Bugs Open Supermicro Servers to Remote Attackers

Authentication vulnerabilities in the baseboard management controllers BMCs of Supermicro X9-X11 servers have been discovered that allow a remote attacker to easily connect to a server and mount any virtual USB device of their choosing. The bugs, collectively dubbed USBAnywhere, allow an attacker...

HackerTarget ToolKit v2.0 - Tools And Network Intelligence To Help Organizations With Attack Surface Discovery

Use open source tools and network intelligence to help organizations with attack surface discovery and identification of security vulnerabilities. Identification of an organizations vulnerabilities is an impossible task without tactical intelligence on the network footprint. By combining open...

HVACking: Understanding the Delta Between Security and Reality

ARCHIVED STORY HVACking: Understanding the Delta Between Security and Reality By Douglas McKee · August 09, 2019 The McAfee Labs Advanced Threat Research team is committed to uncovering security issues in both software and hardware to help developers provide safer products for businesses and...

The Fully Remote Attack Surface of the iPhone

Posted by Natalie Silvanovich, Project Zero While there have been several rumours and reports of fully remote vulnerabilities affecting the iPhone being used by attackers in the last couple of years, limited information is available about the technical details of these vulnerabilities, as well as...

Time to Transfer Risk: Why Security Complexity & VPNs Are No Longer Sustainable

We all heed the gospel of patching, but as recent incidents made clear, even cutting-edge disruptors struggle to patch everything, everywhere, and all the time. Maybe this is associated with the growing volume of common vulnerabilities and exposures CVEs. As they say, there is only one way and...

Fails and Fixes with IoT

After nearly 6 years of tearing apart 'internet of things' devices, here's a look at the high level fails that we keep seeing. We're not going to go in to point issues such as Wi-Fi credential leakage and Bluetooth compromise: our blog is littered with those! What are the root issues and what can...