The source code for the BlackLotus UEFI bootkit has been shared publicly on GitHub, albeit with several modifications compared to the original malware.
Designed specifically for Windows, the bootkit emerged on hacker forums in October last year, being advertised with APT-level capabilities such as secure boot and user access control (UAC) bypass and the ability to disable security applications and defense mechanisms on victim systems.
The LockBit ransomware group claims to have hacked Taiwan Semiconductor Manufacturing Company (TSMC), but the chip giant says only one of its suppliers was breached.
The notorious cybercrime group announced on Thursday on its website that it targeted TSMC, suggesting — based on the $70 million ransom demand — that it has stolen vast amounts of sensitive information. The victim was initially given seven days to respond, but the deadline has been extended to August 6 at the time of writing.
Video messaging giant Zoom has released patches for multiple security vulnerabilities that expose both Windows and macOS users to malicious hacker attacks.
Apple confirms the active exploitation of CVE-2022-42827, warning in a barebones advisory that the flaw exposes iPhones and iPads to arbitrary code execution attacks.
A ransomware group has hit at least one water company in the United Kingdom, but there is some confusion over whose systems were actually breached.
A serious vulnerability affecting the eCos SDK made by Taiwanese semiconductor company Realtek could expose the networking devices of many vendors to remote attacks.
CISA has urged organizations to patch a recent Zimbra credential theft vulnerability after reports of exploitation in the wild.
A group of academic researchers from the University of Hamburg in Germany has discovered that mobile devices leak identifying information about their owners via Wi-Fi probe requests.