Security News

Microsoft tests Windows 11 encrypted DNS server auto-discovery
2023-10-25 20:45

Microsoft is testing support for the Discovery of Network-designated Resolvers internet standard, which enables automated client-side discovery of encrypted DNS servers on local area networks. Without DNR support, users must manually enter the info of encrypted DNS servers on their local area network within the network settings.

European govt email servers hacked using Roundcube zero-day
2023-10-25 11:00

Their phishing messages impersonated the Outlook Team and tried to trick potential victims into opening malicious emails, automatically triggering a first-stage payload that exploited the Roundcube email server vulnerability. "The final JavaScript payload [.] is able to list folders and emails in the current Roundcube account, and to exfiltrate email messages to the C&C server."

VMware patches critical vulnerability in vCenter Server (CVE-2023-34048)
2023-10-25 10:40

VMware has fixed a critical out-of-bounds write vulnerability and a moderate-severity information disclosure flaw in vCenter Server, its popular server management software.CVE-2023-34048 allows an attacker with network access to a vulnerable vCenter Server virtual appliance to trigger an out-of-bounds write that can lead to remote code execution.

Act Now: VMware Releases Patch for Critical vCenter Server RCE Vulnerability
2023-10-25 10:11

VMware has released security updates to address a critical flaw in the vCenter Server that could result in remote code execution on affected systems. The issue, tracked as CVE-2023-34048 (CVSS...

VMware fixes critical code execution flaw in vCenter Server
2023-10-25 09:00

VMware issued security updates to fix a critical vCenter Server vulnerability that can be exploited to gain remote code execution attacks on vulnerable servers. vCenter Server is the central management hub for VMware's vSphere suite, and it helps administrators manage and monitor virtualized infrastructure.

QNAP takes down server behind widespread brute-force attacks
2023-10-23 12:02

QNAP took down a malicious server used in widespread brute-force attacks targeting Internet-exposed NAS devices with weak passwords. The Taiwanese hardware vendor detected the attacks on the evening of October 14 and, with assistance from Digital Ocean, took down the command-and-control server within two days.

Ukrainian activists hack Trigona ransomware gang, wipe servers
2023-10-18 23:17

A group of cyber activists under the Ukrainian Cyber Alliance banner has hacked the servers of the Trigona ransomware gang and wiped them clean after copying all the information available. Ukrainian Cyber Alliance hackers gained access to Trigona ransomware's infrastructure by using a public exploit for CVE-2023-22515, a critical vulnerability in Confluence Data Center and Server that can be leveraged remotely to escalate privileges.

Qubitstrike attacks rootkit Jupyter Linux servers to steal credentials
2023-10-18 10:00

Hackers are scanning for internet-exposed Jupyter Notebooks to breach servers and deploy a cocktail of malware consisting of a Linux rootkit, crypto miners, and password-stealing scripts. In a new campaign called 'Qubitstrike,' the threat actors download malicious payloads to hijack a Linux server for cryptomining and to steal credentials for cloud services, such as AWS and Google Cloud.

October Windows Server updates cause Hyper-V VM boot issues
2023-10-17 12:31

According to complaints from Windows admins, the issue is triggered after installing KB5031361 and KB5031364 on Windows Server 2019 and Windows Server 2022 systems. When it released the buggy cumulative updates, the company revised the support document for KB5031364, including and removing a known issue related to VMware ESXi, describing boot issues encountered by guest VMs operating Windows Server 2022 with Secure Boot enabled.

Experts Warn of Severe Flaws Affecting Milesight Routers and Titan SFTP Servers
2023-10-17 10:16

A severity flaw impacting industrial cellular routers from Milesight may have been actively exploited in real-world attacks, new findings from VulnCheck reveal. Tracked as CVE-2023-43261 (CVSS...