From SentinelLabs, a critical vulnerability in HP printer drivers: Researchers have released technical details on a high-severity privilege-escalation flaw in HP printer drivers (also used by Samsung and Xerox), which impacts hundreds of millions of Windows machines. If exploited, cyberattackers could bypass security products; install programs; view, change, encrypt …
ArsTechnica has a good story on the REvil ransomware attack of last weekend, with technical details: This weekend’s attack was carried out with almost surgical precision. According to Cybereason, the REvil affiliates first gained access to targeted environments and then used the zero-day in the Kaseya Agent Monitor …
Russia’s Sunburst cyberespionage campaign, discovered late last year, impacted more than 100 large companies and US federal agencies, including the Treasury, Energy, Justice, and Homeland Security departments. A crucial part of the Russians’ success was their ability to move through these organizations by compromising cloud and local network …
Excellent New Yorker article on North Korea’s offensive cyber capabilities. [...]
Google’s Project Zero discovered, and caused to be patched, eleven zero-day exploits against Chrome, Safari, Microsoft Windows, and iOS. This seems to have been exploited by “Western government operatives actively conducting a counterterrorism operation”: The exploits, which went back to early 2020 and used never-before-seen techniques, were “watering …
Lukasz Olejnik has a good essay on hacking weapons systems. Basically, there is no reason to believe that software in weapons systems is any more vulnerability free than any other software. So now the question is whether the software can be accessed over the Internet. Increasingly, it is. This …
Hackers are exploiting zero-day in SonicWall: In an email, an NCC Group spokeswoman wrote: “Our team has observed signs of an attempted exploitation of a vulnerabilitythat affects the SonicWall SMA 100 series devices. We are working closely with SonicWall to investigate this in more depth.” In Monday’s update …
Google’s Project Zero has exposed a sophisticated watering-hole attack targeting both Windows and Android: Some of the exploits were zero-days, meaning they targeted vulnerabilities that at the time were unknown to Google, Microsoft, and most outside researchers (both companies have since patched the security flaws). The hackers delivered …
Researchers have spotted notable code overlap between the Sunburst backdoor and a known Turla weapon. [...]
Threatpost editors discuss the SolarWinds hack, healthcare ransomware attacks and other threats that will plague enterprises in 2021. [...]
Former CISA director Chris Krebs and former Facebook security exec Alex Stamos have teamed up to create a new consulting group - and have been hired by SolarWinds. [...]
The agency said the malware has already compromised more than 150 organizations and provided insight into its ransomware-as-a-service behavior. [...]
The information that is emerging about Russia’s extensive cyberintelligence operation against the United States and other countries should be increasingly alarming to the public. The magnitude of the hacking, now believed to have affected more than 250 federal agencies and businesses — primarily through a malicious update of the …
Researchers have been able to find all sorts of personal information within GPT-2. This information was part of the training data, and can be extracted with the right sorts of queries. Paper: “ Extracting Training Data from Large Language Models.” Abstract: It has become common to publish large (billion parameter …
The cyberattack incident is the wireless carrier's fourth in three years. [...]