CVE-2021-38111

The DEF CON 27 badge allows remote attackers to exploit a buffer overflow by sending an oversized packet via the NFMI Near Field Magnetic Induction protocol...

Reboot of PunkSpider Tool at DEF CON Stirs Debate

Researchers will release a reboot of a controversial tool that crawls the web to identify back-end vulnerabilities in websites in the hopes that companies will quickly fix them and reduce security risks. However, experts have mixed feelings about the tool called PunkSpider, created by the analyti...

Phirautee - A PoC Crypto Virus To Spread User Awareness About Attacks And Implications Of Ransomwares

A proof of concept crypto virus to spread user awareness about attacks and implications of ransomwares. Phirautee is written purely using PowerShell and does not require any third-party libraries. This tool steals the information, holds an organisation’s data to hostage for payments or permanentl...

Flaws in Samsung Phones Exposed Android Users to Remote Attacks

New research disclosed a string of severe security vulnerabilities in the 'Find My Mobile'—an Android app that comes pre-installed on most Samsung smartphones—that could have allowed remote attackers to track victims' real-time location, monitor phone calls, and messages, and even delete data...

Researcher Demonstrates Several Zoom Vulnerabilities at DEF CON 28

Popular video conferencing app Zoom has addressed several security vulnerabilities, two of which affect its Linux client that could have allowed an attacker with access to a compromised system to read and exfiltrate Zoom user data—and even run stealthy malware as a sub-process of a trusted...

Researcher Demonstrates Several Zoom Vulnerabilities at DEF CON 28

Popular video conferencing app Zoom has addressed several security vulnerabilities, two of which affect its Linux client that could have allowed an attacker with access to a compromised system to read and exfiltrate Zoom user data—and even run stealthy malware as a sub-process of a trusted...

Qualcomm Bugs Open 40 Percent of Android Handsets to Attack

Six serious bugs in Qualcomm’s Snapdragon mobile chipset impact up to 40 percent of Android phones in use, according research released at the DEF CON Safe Mode security conference Friday. The flaws open up handsets made by Google, Samsung, LG, Xiaomi and OnePlus to DoS and escalation-of-privilege...

Black Hat USA, DEF CON 28 Go Virtual

Cybersecurity conferences Black Hat USA and DEF CON 28 will not be held in person this year due to the coronavirus pandemic. The conferences will both instead be transformed into completely virtualized events. Both back-to-back annual conferences were set to take place in Las Vegas this year; Bla...

ASSURE Aviation Cyber Security Testing

We've long been supporters and champions of a formalised approach to Aviation Cyber Security Testing. Our research and blogging has taken us on an interesting journey regarding airside and landside security, mapping attack surfaces and explaining how systems work and interact. Speaking and...

Marc Rogers: Success of Anonymous Bug Submission Program 'Takes A Village'

A global anonymous bug submission platform, announced at DEF CON in August, aims to help encourage ethical hackers to submit high-level bugs anonymously that might otherwise trigger a barrage of questions or put researchers in legal hot water. DEF CON conference founder Jeff Moss said the goal wa...

A week in security (August 19 – 25)

Last week on Malwarebytes Labs, we reported on the presence of Magecart on a type of poker software; outlined how the Key Negotiation of Bluetooth KNOB attack works; followed the money on a Bitcoin sextortion campaign; looked back at DEF CON 27; and reported on continuing ransomware attacks on...

News Wrap: Steam Zero Day Disclosure Drama, Unix Utility Backdoor

Why did Valve-owner Steam say it made a “mistake” turning a researcher away from its bug bounty program? Who was behind a backdoor that was purposefully introduced into a utility utilized by Unix and Linux servers? And why is Facebook coming under fire for its “Clear History” feature? Threatpost...

Backdoor Found in Utility for Linux, Unix Servers

In an unnerving twist, when a critical zero-day vulnerability was reported in a Unix administration tool, called Webmin, it was revealed the flaw was no accident. According to researchers, the vulnerability was a secret backdoor planted in the popular utility nearly a year before its discovery. T...

DEF CON 27 retrospective: badge life redux

Kickstarter or DEF CON attendee? Be forewarned, this light overview contains some mild spoilers. If you want the purest “Da Bomb” experience with no web-based OSINT hints, read no further. I’m not revealing any earth-shattering secrets here, but figured it was worth mentioning. Also DEF CON is ov...

News Wrap: DejaBlue Bugs and Biometrics Data Breaches

On the heels of Black Hat USA 2019 and DEF CON, Threatpost editors break down the biggest news of this past week ended Aug. 16, from Patch Tuesday craziness to publicly-exposed databases. That includes: Microsoft’s August Patch Tuesday release featuring four BlueKeep-like critical remote...

DEF CON and Feds Partner on Anonymous Bug Submission Program

Hacking conference organizer DEF CON Communications said it plans to roll out a global anonymous bug submission platform based on the SecureDrop communications tool. During a session at DEF CON in Las Vegas last week, conference founder Jeff Moss said the goal was to launch the yet-to-be-named...

Black Hat 2019 News Wrap: The Best and Worst of the Show

LAS VEGAS – Black Hat and DEF CON 2019 may be wrapping up, but the dual conferences last week in Las Vegas left the security industry with a flurry of new security flaws, topics and announcements to discuss for the weeks to come. Threatpost editors Tara Seals and Lindsey O’Donnell get together to...

DEF CON 2019: New Class of SQLite Exploits Open Door to iPhone Hack

LAS VEGAS – Researchers at Check Point have identified a new class of vulnerabilities targeting SQLite, outside the context of a browser for the first time. The new attack techniques exploit memory-corruption issues in the SQLite engine itself — leading to a host of new hacks, including code...

DEF CON 2019: Researchers Demo Hacking Google Home for RCE

LAS VEGAS – The Tencent Blade Team of researchers demonstrated several ways they have developed to hack and run remote code on Google Home smart speakers. The hacks center around what is known as a Magellan vulnerability, which can be used to exploit the massively popular SQLite database engine...

DEF CON 2019: 35 Bugs in Office Printers Offer Hackers an Open Door

LAS VEGAS — At least 35 significant vulnerabilities in six commonly used enterprise printers have been uncovered, manufactured by HP, Ricoh, Xerox, Lexmark, Kyocera and Brother. The bugs will be presented by NCC Group at a DEF CON session entitled “Why You Should Fear Your Mundane Office Equipmen...