Functioning point-of-concept exploit code now exists for the highly critical “SMBGhost” bug that Microsoft last March patched in its Server Message Block 3.1.1 (SMBv3) protocol, and attackers are taking advantage, the U.S. Cybersecurity and Infrastructure Security Agency (CISA) has warned, citing open-source reports. Designated CVE-2020-0796 and also known as EternalDarkness, the bug can result in…
The U.S. National Security Agency on Thursday issued an advisory alleging that hackers from Russia’s Main Intelligence Directorate (GRU) have been actively exploiting a remote code execution vulnerability in Exim Mail Transfer Agent (MTA) software, found in Unix-based systems. Researchers and analysts reacting to the agency’s warning say the announcement is an important reminder that…
Malicious actors have pounced on a pair of critical vulnerabilities found in SaltStack’s open-source, event-based IT automation and configuration management tool Salt. In a series of quick strikes over the weekend, one or more attackers exploited the flaws — disclosed and patched just days earlier — to compromise the “Salt master” servers of several prominent users,…
A recently discovered malvertising campaign is hosting the Fallout exploit kit on attacker-controlled websites featuring domain names that falsely imply they provide useful information about the novel coronavirus. The ultimate goal is to infect victims with KPOT v2.0, an information and password stealer, according to a new blog post from the Avast Threat Intelligence team,…
Software vulnerability brokers are reportedly in possession of two zero-day Zoom video conferencing app exploits – one affecting Windows clients and the other impacting OS X clients – and they are looking to sell. The Zoom for Windows vulnerability is a remote code execution bug that the hackers are offering for a hefty sum of…
Iranian APT actors have engaged in a long-running cyber espionage and data theft campaign that has victimized dozens of companies around the world, typically compromising them via virtual private network and Remote Desktop Protocol services, according to a new research report. Vulnerable VPNs have been such a favorite attack vector of choice among these actors…
Citrix over the last six days has been releasing firmware updates to fix CVE-2019-19781, a critical remote code execution vulnerability in its Citrix Application Delivery Controller, Citrix Gateway and SD-WAN WANOP products, which cybercriminals have actively exploited in an attempt to deliver ransomware, backdoors and coin miners. The Fort Lauderdale, Fla.-based software company has now…
Beleaguered foreign currency exchange company Travelex confirmed on Friday that the first of its U.K.-based customer-facing systems were back up and running after the New Year’s Eve discovery of Sodinokibi ransomware on its network prompted a shutdown of key systems. Meanwhile, a worrisome report revealed that dozens of major U.S. organizations and businesses have also failed…
The FBI this month reportedly issued an alert to its private industry partners, warning that a probable nation-state hacking group had recently compromised the networks of two U.S. municipalities via unpatched, vulnerable Microsoft SharePoint servers. According to the report, from ZDNet, the flaw the hackers reportedly abused was CVE-2019-0604, a remote code execution bug caused by…
Attackers have been actively exploiting an Android vulnerability that allows malicious apps to display dangerous permission requests and phishing overlays under the guise of a legitimate app. Dubbed StrandHogg (an old Norse Viking term), the flaw resides in Android’s taskAffinity control setting, and can be successfully abused without having to first gain root access, according…
