ProxyShell: More Widespread Exploitation of Microsoft Exchange Servers

This attack is ongoing. See the Updates section at the end of this post for new information as it comes to light. Rapid7 also has a technical analysis of the ProxyShell exploit chain in AttackerKB. On August 5, 2021, in a Black Hat USA talk, DEVCORE researcher Orange Tsai shared information on...

Most supply chain attacks target supplier’s code—ENISA

The agency also reported that attacks on the supply chain have grown in number and become more sophisticated. Sixty-two percent of the attacks were also done using malware, requiring enterprises to future-proof their security...

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 targeting exchanges Coincheck and Mt. Gox in recent years. Poly Network, a...

Connected Farms Easy Pickings for Global Food Supply-Chain Hack

A group of hackers made an unnerving DEF CON 29 presentation showing how the sprawling growth of digital and automated farming has left the world’s food supply chain vulnerable to cyberattack. A video for DEF CON 29 hacker conference this week put out by the group Sick Codes explained that modern...

Breaking the Android Bootloader on the Qualcomm Snapdragon 660

This post is a companion to the DEF CON 29 video available here. A few months ago I purchased an Android phone to do some research around a specific series of NFC chips, which required me to gain root access to the device in order to fully access its hardware capabilities. Gaining root access on...

Slot Machines and Cybercrime: Why Ransomware Won't Quit Pulling Our Lever

Note: A more detailed version of this post is available as a preprint on the ArXiv. The casino floor at Bally's is a thrilling place, one that loads of hackers are familiar with from our time at DEF CON. One feature of these casinos is the unmistakable song of slots being played. Imagine a slot...

Unpatched Security Flaws Expose Mitsubishi Safety PLCs to Remote Attacks

Multiple unpatched security vulnerabilities have been disclosed in Mitsubishi safety programmable logic controllers PLCs that could be exploited by an adversary to acquire legitimate user names registered in the module via a brute-force attack, unauthorizedly login to the CPU module, and even cau...

[Security Nation] Richard Kaufmann on Cybersecurity in Home Healthcare

!\Security Nation\ Richard Kaufmann on Cybersecurity in Home Healthcarehttps://blog.rapid7.com/content/images/2021/08/securitynationlogo.jpg In this episode of Security Nation, we’re joined for the second time! by Richard Kaufmann, CISO at Amedisys, a leading provider of home healthcare. He’ll te...

Supply Chain Attacks from a Managed Detection and Response Perspective

In this blog entry, we will take a look at two examples of supply chain attacks that our Managed Detection and Response MDR team encountered in the past couple of months...

Iranian APT Lures Defense Contractor in Catfishing-Malware Scam

Most people have probably heard of catfishing. That’s when someone adopts a fake online persona, usually to trick someone into falling in love. Now, threat actors have developed their own spin on the grift, developing appealing — objectively hot — profiles to charm victims into downloading malwar...

3d-divider (>=1.0.0 <=1.2.2), 6du (>=0.0.1 <=0.0.5) +790 more potentially affected by CVE-2021-32804 via tar (>=5.0.11 <=5.0.5)

tar NPM version =5.0.11, =1.0.0, =0.0.1, =1.0.0-beta.2, =1.2.5, =0.11.5, =0.1.0, =0.0.1, =1.3.0, =1.0.2, =1.0.2, =0.1.0, =0.1.2 and more Source cves: CVE-2021-32804 Source advisory: OSV:GHSA-3JFQ-G458-7QM9...

PyPI Python Package Repository Patches Critical Supply Chain Flaw

The maintainers of Python Package Index PyPI last week issued fixes for three vulnerabilities, one among which could be abused to achieve arbitrary code execution and take full control of the official third-party software repository. The security weaknesses were discovered and reported by Japanes...

Several Malicious Typosquatted Python Libraries Found On PyPI Repository

As many as eight Python packages that were downloaded more than 30,000 times have been removed from the PyPI portal for containing malicious code, once again highlighting how software package repositories are evolving into a popular target for supply chain attacks. "Lack of moderation and automat...

GO-2021-0105 Consensus flaw in github.com/ethereum/go-ethereum

Due to an incorrect state calculation, a specific set of transactions could cause a consensus disagreement, causing users of this package to reject a canonical chain...

PoolBase enables an easy withdrawal of funds

Handle walker Vulnerability details PoolBase enables an easy withdrawal of all funds severity: critical type: memory safety Description A memory safety bug in the pool base allows participants to trick the system into believing they're interacting with a pool's token. While in reality, they're...

Microsoft Exchange Server Unpublished Pre-Authentication Remote Code Execution Exploit

Description First, IT'S NOT PROXYLOGON. IT'S NOT PROXYLOGON. IT'S NOT PROXYLOGON. It's an unpublished vulnerability found by myself. It's not exploited in the wild and there's no exploit code on the Internet. About The Vulnerability It's a exploit chain utilizing pre-auth SSRF + post-auth EoP +...

Malicious NPM Package Caught Stealing Users' Saved Passwords From Browsers

A software package available from the official NPM repository has been revealed to be actually a front for a tool that's designed to steal saved passwords from the Chrome web browser. The package in question, named "nodejsnetserver" and downloaded over 1,283 times since February 2019, was last...

Vulnerabilities fixed in Oracle Supply Chain Products Suite

Oracle has fixed vulnerabilities in the following products within the Supply Chain Products Suite: Transportation Management Agile Engineering Data Management Agile PLM Framework An unauthenticated malicious person could potentially exploit them to cause a denial-of-service. In addition the...

Beware, crypto-scammer seeks foreigner with BLOCK CHAIN ACCOUNT

We’ve observed a 419-style scam also known as an advance fee scam which combines the promise of cryptocurrency riches with WhatsApp conversation. The mail, which arrived with the subject "Urgent respond", begins as follows: Greetings to you my friend, My name is Haifa Kalfan, I am the Store manag...

CloudFlare CDNJS Bug Could Have Led to Widespread Supply-Chain Attacks

Web infrastructure and website security company Cloudflare last month fixed a critical vulnerability in its CDNJS library that's used by 12.7% of all websites on the internet. CDNJS is a free and open-source content delivery network CDN that serves about 4,041 JavaScript and CSS libraries, making...