Zero-Day
US sanctions Chinese firm for hacking firewalls in ransomware attacks
The U.S. Treasury Department has sanctioned Chinese cybersecurity company Sichuan Silence and one of its employees for their involvement in a series of Ragnarok ransomware attacks targeting U.S. critical infrastructure companies and many other victims worldwide in April 2020. According to the Department’s Office of Foreign Assets Control (OFAC), Sichuan Silence is a Chengdu-based cybersecurity […]
New Windows zero-day exposes NTLM credentials, gets unofficial patch
A new zero-day vulnerability has been discovered that allows attackers to capture NTLM credentials by simply tricking the target into viewing a malicious file in Windows Explorer. The flaw was discovered by the 0patch team, a platform that provides unofficial support for end-of-life Windows versions, and was reported to Microsoft. However, no official fix has been […]
Mitel MiCollab zero-day flaw gets proof-of-concept exploit
Researchers have uncovered an arbitrary file read zero-day in the Mitel MiCollab collaboration platform, allowing attackers to access files on a server’s filesystem. Mitel MiCollab is an enterprise collaboration platform that consolidates various communication tools into a single application, offering voice and video calling, messaging, presence information, audio conferencing, mobility support, and team collaboration functionalities. […]
Japan warns of IO-Data zero-day router flaws exploited in attacks
Japan’s CERT is warning that hackers are exploiting zero-day vulnerabilities in I-O Data router devices to modify device settings, execute commands, or even turn off the firewall. The vendor has acknowledged the flaws in a security bulletin published on its website. However, the fixes are expected to land on December 18, 2024, so users will […]
New Windows Server 2012 zero-day gets free, unofficial patches
Free unofficial security patches have been released through the 0patch platform to address a zero-day vulnerability introduced over two years ago in the Windows Mark of the Web (MotW) security mechanism. Windows automatically adds Mark of the Web (MotW) flags to all documents and executables downloaded from untrusted sources. These MotW labels inform the Windows […]
Apple fixes two zero-days used in attacks on Intel-based Macs
Apple released emergency security updates to fix two zero-day vulnerabilities that were exploited in attacks on Intel-based Mac systems. “Apple is aware of a report that this issue may have been exploited,” the company said in an advisory issued on Tuesday. The two bugs were found in the macOS Sequoia JavaScriptCore (CVE-2024-44308) and WebKit (CVE-2024-44309) components of […]
Botnet exploits GeoVision zero-day to install Mirai malware
A malware botnet is exploiting a zero-day vulnerability in end-of-life GeoVision devices to compromise and recruit them for likely DDoS or cryptomining attacks. The flaw is tracked as CVE-2024-11120 and was discovered by Piort Kijewski of The Shadowserver Foundation. It is a critical severity (CVSS v3.1 score: 9.8) OS command injection problem, allowing unauthenticated attackers to execute […]
Palo Alto Networks warns of critical RCE zero-day exploited in attacks
Palo Alto Networks is warning that a critical zero-day vulnerability on Next-Generation Firewalls (NGFW) management interfaces, currently tracked as ‘PAN-SA-2024-0015,’ is actively being exploited in attacks. The flaw was originally disclosed on November 8, 2024, with Palo Alto Networks warning customers to restrict access to their next-generation firewalls because of a “potential” remote code execution (RCE) vulnerability impacting […]
Microsoft patches Windows zero-day exploited in attacks on Ukraine
Suspected Russian hackers were caught exploiting a recently patched Windows vulnerability as a zero-day in ongoing attacks targeting Ukrainian entities. The security flaw (CVE-2024-43451) is an NTLM Hash Disclosure spoofing vulnerability reported by ClearSky security researchers, which can be exploited to steal the logged-in user’s NTLMv2 hash by forcing connections to a remote attacker-controlled server. […]
Microsoft November 2024 Patch Tuesday fixes 4 zero-days, 89 flaws
Today is Microsoft’s November 2024 Patch Tuesday, which includes security updates for 91 flaws, including four zero-days, two of which are actively exploited. This Patch Tuesday fixed four critical vulnerabilities, which include two remote code execution and two elevation of privileges flaws. The number of bugs in each vulnerability category is listed below: This count […]