Google Home speakers allowed hackers to snoop on conversations

A bug in Google Home smart speaker allowed installing a backdoor account that could be used to control it remotely and to turn it into a snooping device by accessing the microphone feed. While experimenting with his own Google Home Read More …

Patch now: Serious Linux kernel security hole uncovered

Just what every Linux system administrator wants just before the holidays: A serious Linux kernel security bug. The Zero Day Initiative (ZDI), a zero-day security research firm, announced a new Linux kernel security bug. This hole allows authenticated remote users Read More …

OpenImageIO file processing issues could lead to arbitrary code execution, sensitive information leak and denial of service

Cisco Talos recently discovered nineteen vulnerabilities in OpenImageIO, an image processing library, which could lead to sensitive information disclosure, denial of service and heap buffer overflows which could further lead to code execution. OpenImageIO is an image processing library useful Read More …

Diving into an Old Exploit Chain and Discovering 3 new SIP-Bypass Vulnerabilities

More than two years ago, a researcher, A2nkF, published the details of an interesting exploit chain on the Objective-See blog. He demonstrated the exploit chain from root privilege escalation to SIP-Bypass up to arbitrary kernel extension loading. After diving into the second Read More …

Gatekeeper’s Achilles heel: Unearthing a macOS vulnerability

On July 27, 2022, Microsoft discovered a vulnerability in macOS that can allow attackers to bypass application execution restrictions imposed by Apple’s Gatekeeper security mechanism, designed to ensure only trusted apps run on Mac devices. We developed a proof-of-concept exploit Read More …

CVE-2022-41040 and CVE-2022-41082 – zero-days in MS Exchange

At the end of September, GTSC reported an attack on critical infrastructure that took place in August. During the investigation, experts found that two 0-day vulnerabilities in Microsoft Exchange Server were used in the attack. The first one, later identified Read More …

API Vulnerabilities Discovered in LEGO Marketplace

Application programming interface (API) security vulnerabilities have been discovered in a LEGO resale platform owned by LEGO® Group, which could have put sensitive customer information at risk. An investigation by Salt Security’s research team, Salt Labs, found two API security Read More …

Hackers exploit critical Citrix ADC and Gateway zero day, patch now

Citrix strongly urges admins to apply security updates for an ‘Critical’ zero-day vulnerability (CVE-2022-27518) in Citrix ADC and Gateway that is actively exploited by state-sponsored hackers to gain access to corporate networks. This new vulnerability allows an unauthenticated attacker to Read More …

New Fortinet bug under active exploitation

Fortinet has warned customers to patch immediately against a new vulnerability it said is under active exploitation. The critical-rated vulnerability exists in a VPN product, FortiOS SSL-VPN. In its advisory, the company said the bug is a heap-based buffer overflow. Read More …

Air-gapped PCs vulnerable to data theft via power supply radiation

A new attack method named COVID-bit uses electromagnetic waves to transmit data from air-gapped systems, which are isolated from the internet, over a distance of at least two meters (6.5 ft), where it’s captured by a receiver. The information emanating Read More …