Security News
After your incoming traffic has been scanned, all safe traffic is forwarded to your network or servers for processing through the GRE tunnel. GRE tunnels can transport or forward multicast traffic, which is essential for actions like routing protocol advertisement and for video conferencing applications, while a VPN can only transport unicast traffic.
A previously known Windows-based ransomware strain known as IceFire has expanded its focus to target Linux enterprise networks belonging to several media and entertainment sector organizations across the world. The intrusions entail the exploitation of a recently disclosed deserialization vulnerability in IBM Aspera Faspex file-sharing software, according to cybersecurity company SentinelOne.
The infamous cryptocurrency miner group called 8220 Gang has been observed using a new crypter called ScrubCrypt to carry out cryptojacking operations. According to Fortinet FortiGuard Labs, the attack chain commences with successful exploitation of susceptible Oracle WebLogic servers to download a PowerShell script that contains ScrubCrypt.
A pair of severe security vulnerabilities have been disclosed in the Jenkins open source automation server that could lead to code execution on targeted systems. The flaws, tracked as CVE-2023-27898 and CVE-2023-27905, impact the Jenkins server and Update Center, and have been collectively christened CorePlague by cloud security firm Aqua.
92% of organizations have fallen victim to successful phishing attacks in the last 12 months, while 91% of organizations have admitted to experiencing email data loss, according to Egress. "The growing sophistication of phishing emails is a major threat to organizations and needs to be urgently addressed," said Jack Chapman, VP of Threat Intelligence, Egress.
If you're still running post-support DrayTek Vigor routers it may be time to junk them, or come up with some other workaround, as a cunning malware variant is setting up shop in the kit. The operators behind the Hiatus malware campaign are hijacking DrayTek Vigor router models 2960 and 3900 powered by MIPS, i386 and Arm-based processors to in turn attack businesses in North and Latin America as well as in Europe, according to researchers with Lumen's Black Lotus Labs threat intelligence unit.
The Emotet malware operation is again spamming malicious emails as of Tuesday morning after a three-month break, rebuilding its network and infecting devices worldwide. Emotet is a notorious malware distributed through email containing malicious Microsoft Word and Excel document attachments.
The Hospital Clínic de Barcelona suffered a ransomware attack on Sunday morning, severely disrupting its healthcare services after the institution's virtual machines were targeted by the attacks. The 819-bed hospital is based in Barcelona, Spain, and serves over half a million people seeking medical attention and healthcare services.
This is a good survey on prompt injection attacks on large language models. The functionalities of current LLMs can be modulated via natural language prompts, while their exact internal functionality remains implicit and unassessable.
An unknown threat actor has discreetly compromised business-grade DrayTek routers in Europe, Latin and North America, equipping them with a remote access trojan and a packet capturing program. "The impacted models are high-bandwidth routers that can support VPN connections for hundreds of remote workers and offer ideal capacity for the average, medium-sized business. We suspect the actor infects targets of interest for data collection, and targets of opportunity for the purpose of establishing a covert proxy network," Lumen researchers have posited.