Network security solutions provider Barracuda warned customers that some of its Email Security Gateway (ESG) appliances were recently breached by threat actors exploiting a now-patched zero-day vulnerability. The vulnerability, tracked as CVE-2023-2868, resides in the module for email attachment screening, the issue was discovered on May 19 and the company fixed it with the release…

Microsoft issued an optional patch Tuesday as part of its monthly dump of fixes that addresses for the second time a Secure Boot zero-day vulnerability exploited by BlackLotus UEFI malware. In all, the Redmond giant pushed out 38 security fixes in its May patch cycle, addressing three zero-day flaws – two of which are under…

Google on Friday joined the list of vendors dealing with zero-day attacks, rolling out a major Chrome Desktop update to fix a security defect that’s already been exploited in the wild. The high-severity vulnerability, tracked as CVE-2023-2033, is described as a type confusion in the Chrome V8 JavaScript engine. “Google is aware that an exploit…

The newest iOS 16.4.1 and iPadOS 16.4.1 updates cover code execution software flaws in IOSurfaceAccelerator and WebKit, suggesting a complex exploit chain was detected in the wild hitting the latest iPhone devices. “Apple is aware of a report that this issue may have been actively exploited,” Cupertino says in a barebones advisory that credits Google…

Several commercial spyware vendors developed and used zero-day exploits against iOS and Android users last year. However, their exploit chains also relied on known vulnerabilities to work, highlighting the importance of both users and device manufacturers to speed up the adoption of security patches. “The zero-day exploits were used alongside n-day exploits and took advantage…

On December 2022, Apple released security updates to address a new zero-day vulnerability, tracked as CVE-2022-42856, that is actively exploited in attacks against iPhones. The IT giant released security bulletins for iOS/iPadOS 15.7.2, Safari 16.2, tvOS 16.2, and macOS Ventura 13.1. Apple addressed the vulnerability with improved state handling for the iPhone 6s (all models),…

Researchers analyzing data associated with a recently disclosed zero-day vulnerability in Fortinet’s FortiOS SSL-VPN technology have identified a sophisticated new backdoor specifically designed to run on Fortinet’s FortiGate firewalls. The malware appears to be the work of a China-based threat actor engaged in cyber-espionage operations targeting government organizations and those working with these organizations. It…