Zeljka Zorz
Microsoft Teams phishing: Enterprises targeted by ransomware access broker
A threat actor known for providing ransomware gangs with initial access to enterprise systems has been phishing employees via Microsoft Teams. “For this activity, …
How should SMBs navigate the phishing minefield?
In this Help Net Security interview, Pete Hoff, CISO at Wursta, offers advice to SMB security leaders and professionals on how to minimize the threat phishing presents to …
Microsoft, Adobe fix zero-days exploited by attackers (CVE-2023-26369, CVE-2023-36761, CVE-2023-36802)
September 2023 Patch Tuesday is here, with fixes for actively exploited vulnerabilities in Adobe Acrobat and Reader (CVE-2023-26369), Microsoft Word (CVE-2023-36761), and …
Requests via Facebook Messenger lead to hijacked business accounts
Hijackers of Facebook business accounts are relying on fake business inquiries and threats of page/account suspension to trick targets into downloading password-stealing …
Unpatched Cisco ASA flaw exploited by attackers (CVE-2023-20269)
A vulnerability (CVE-2023-20269) in Cisco Adaptive Security Appliance (ASA) and Cisco Firepower Threat Defense (FTD) firewalls is being exploited by attackers to gain access …
Apple patches two zero-days under attack (CVE-2023-41064, CVE-2023-41061)
Apple has patched two zero-day vulnerabilities (CVE-2023-41064, CVE-2023-41061) exploited to deliver NSO Group’s Pegasus spyware. “The exploit chain was capable of …
How Chinese hackers got their hands on Microsoft’s token signing key
The mystery of how Chinese hackers managed to steal a crucial signing key that allowed them to breach Microsoft 365’s email service and access accounts of employees of 25 …
LibreOffice: Stability, security, and continued development
LibreOffice, the most widely used open-source office productivity suite, has plenty to recommend it: it’s feature-rich, user-friendly, well-documented, reliable, has an …
Old vulnerabilities are still a big problem
A recently flagged phishing campaign aimed at delivering the Agent Tesla RAT to unsuspecting users takes advantage of old vulnerabilities in Microsoft Office that allow remote …
Atlas VPN zero-day allows sites to discover users’ IP address
Atlas VPN has confirmed the existence of a zero-day vulnerability that may allow website owners to discover Linux users’ real IP address. Details about this zero-day …
Cisco VPNs with no MFA enabled hit by ransomware groups
Since March 2023 (and possibly even earlier), affiliates of the Akira and LockBit ransomware operators have been breaching organizations via Cisco ASA SSL VPN appliances. …
The removal of Qakbot from infected computers is just the first step
The Qakbot botnet has been disrupted by an international law enforcement operation that culminated last weekend, when infected computers started getting untethered from it by …