Zero-Day
North Korean hackers exploit Chrome zero-day to deploy rootkit
North Korean hackers have exploited a recently patched Google Chrome zero-day (CVE-2024-7971) to deploy the FudModule rootkit after gaining SYSTEM privileges using a Windows Kernel exploit. “We assess with high confidence that the observed exploitation of CVE-2024-7971 can be attributed to a North Korean threat actor targeting the cryptocurrency sector for financial gain,” Microsoft said on Friday, […]
Versa fixes Director zero-day vulnerability exploited in attacks
Versa Networks has fixed a zero-day vulnerability exploited in the wild that allows attackers to upload malicious files by exploiting an unrestricted file upload flaw in the Versa Director GUI. Versa Director is a platform designed to help managed service providers simplify the design, automation, and delivery of SASE services, offering essential management, monitoring, and […]
Google tags a tenth Chrome zero-day as exploited this year
Today, Google revealed that it patched the tenth zero-day exploited in the wild in 2024 by attackers or security researchers during hacking contests. Tracked as CVE-2024-7965 and reported by a security researcher known only as TheDog, the now-patched high-severity vulnerability is caused by a bug in the compiler backend when selecting the instructions to generate for just-in-time (JIT) compilation. Google […]
Chinese Volt Typhoon hackers exploited Versa zero-day to breach ISPs, MSPs
The Chinese state-backed hacking group Volt Typhoon is behind attacks that exploited a zero-day flaw in Versa Director to upload a custom webshell to steal credentials and breach corporate networks. Versa Director is a management platform ISPs and MSPs use to manage virtual WAN connections created using SD-WAN services. The vulnerability is tracked as CVE-2024-39717 […]
Google fixes ninth Chrome zero-day exploited in attacks this year
Today, Google released a new Chrome emergency security update to patch a zero-day vulnerability tagged as exploited in attacks. “Google is aware that an exploit for CVE-2024-7971 exists in the wild,” the company said in an advisory published on Wednesday. This high-severity zero-day vulnerability is caused by a type confusion weakness in Chrome’s V8 JavaScript engine. Security researchers with […]
Windows driver zero-day exploited by Lazarus hackers to install rootkit
The notorious North Korean Lazarus hacking group exploited a zero-day flaw in the Windows AFD.sys driver to elevate privileges and install the FUDModule rootkit on targeted systems. Microsoft fixed the flaw, tracked as CVE-2024-38193 during its August 2024 Patch Tuesday, along with seven other zero-day vulnerabilities. CVE-2024-38193 is a Bring Your Own Vulnerable Driver (BYOVD) vulnerability in the Windows Ancillary Function […]
Microsoft August 2024 Patch Tuesday fixes 9 zero-days, 6 exploited
Today is Microsoft’s August 2024 Patch Tuesday, which includes security updates for 89 flaws, including six actively exploited and three publicly disclosed zero-days. Microsoft is still working on an update for a tenth publicly disclosed zero-day. This Patch Tuesday fixed eight critical vulnerabilities, which were a mixture of elevation of privileges, remote code execution, and […]
New Windows SmartScreen bypass exploited as zero-day since March
Today, Microsoft revealed that a Mark of the Web security bypass vulnerability exploited by attackers as a zero-day to bypass SmartScreen protection was patched during the June 2024 Patch Tuesday. SmartScreen is a security feature introduced with Windows 8 that protects users against potentially malicious software when opening downloaded files tagged with a Mark of […]
Windows Update downgrade attack “unpatches” fully-updated systems
SafeBreach security researcher Alon Leviev revealed at Black Hat 2024 that two zero-days could be exploited in downgrade attacks to “unpatch” fully updated Windows 10, Windows 11, and Windows Server systems and reintroduce old vulnerabilities. Microsoft issued advisories on the two unpatched zero-days (tracked as CVE-2024-38202 and CVE-2024-21302) in coordination with the Black Hat talk, […]
Google fixes Android kernel zero-day exploited in targeted attacks
Android security updates this month patch 46 vulnerabilities, including a high-severity remote code execution (RCE) exploited in targeted attacks. The zero-day, tracked as CVE-2024-36971, is a use after free (UAF) weakness in the Linux kernel’s network route management. It requires System execution privileges for successful exploitation and allows altering the behavior of certain network connections. Google says that “there […]