Zeljka Zorz
(Re)check your patched NetScaler ADC and Gateway appliances for signs of compromise
Administrators of Citrix NetScaler ADC and Gateway appliances should check for evidence of installed webshells even if they implemented fixes for CVE-2023-3519 quickly: A …
Almost all VPNs are vulnerable to traffic-leaking TunnelCrack attacks
Several vulnerabilities that affect most VPN products out there can be exploited by attackers to read user traffic, steal user information, or even attack user devices, …
Macs are getting compromised to act as proxy exit nodes
AdLoad, well-known malware that has been targeting systems running macOS for over half a decade, has been observed delivering a new payload that – unbeknown to the …
Downfall attacks can gather passwords, encryption keys from Intel processors
A variety of Intel Core processors and the devices using them are vulnerable to “Downfall”, a new class of attacks made possible by CVE-2022-40982, which enables …
August 2023 Patch Tuesday: Microsoft fixes critical bugs in Teams, MSMQ
August 2023 Patch Tuesday is here; among the 76 CVE-numbered issues fixed by Microsoft this time around is a DoS vulnerability in .NET and Visual Studio (CVE-2023-38180) for …
PaperCut fixes bug that can lead to RCE, patch quickly! (CVE-2023-39143)
Horizon3.ai researchers have published some details (but no PoC for now, thankfully!) about CVE-2023-39143, two vulnerabilities in PaperCut application servers that could be …
Russian APT phished government employees via Microsoft Teams
An APT group linked to Russia’s Foreign Intelligence Service has hit employees of several dozen global organizations with phishing attacks via Microsoft Teams, says …
Attackers can turn AWS SSM agents into remote access trojans
Mitiga researchers have documented a new post-exploitation technique attackers can use to gain persistent remote access to AWS Elastic Compute Cloud (EC2) instances (virtual …
Delivering privacy in a world of pervasive digital surveillance: Tor Project’s Executive Director speaks out
The overarching mission of the US-based non-profit organization the Tor Project is to advance human rights and make open-source, privacy preserving software available to …
US government outlines National Cyber Workforce and Education Strategy
After the release of a National Cybersecurity Strategy and its implementation plan, the Biden-Harris Administration has unveiled the National Cyber Workforce and Education …
Web browsing is the primary entry vector for ransomware infections
The most widely used method for ransomware delivery in 2022 was via URL or web browsing (75.5%), Palo Alto Networks researchers have found. In 2021, it was email attachments …
MikroTik vulnerability could be used to hijack 900,000 routers (CVE-2023-30799)
A privilege escalation vulnerability (CVE-2023-30799) could allow attackers to commandeer up to 900,000 MikroTik routers, says VulnCheck researcher Jacob Baines. While …