Three new security vulnerabilities have been discovered in Azure HDInsight's Apache Hadoop, Kafka, and Spark services that could be exploited to achieve privilege escalation and a regular expression denial-of-service (ReDoS) condition. "The new vulnerabilities affect any authenticated user of Azure HDInsight services such as Apache Ambari and Apache Oozie," Orca security

Threat actors are leveraging bogus Facebook job advertisements as a lure to trick prospective targets into installing a new Windows-based stealer malware codenamed Ov3r_Stealer. "This malware is designed to steal credentials and crypto wallets and send those to a Telegram channel that the threat actor monitors," Trustwave SpiderLabs said in a report shared with The Hacker News. Ov3r_Stealer

JetBrains is alerting customers of a critical security flaw in its TeamCity On-Premises continuous integration and continuous deployment (CI/CD) software that could be exploited by threat actors to take over susceptible instances. The vulnerability, tracked as CVE-2024-23917, carries a CVSS rating of 9.8 out of 10, indicative of its severity. "The vulnerability may enable an unauthenticated

Chinese state-backed hackers broke into a computer network that's used by the Dutch armed forces by targeting Fortinet FortiGate devices. "This [computer network] was used for unclassified research and development (R&D)," the Dutch Military Intelligence and Security Service (MIVD) said in a statement. "Because this system was self-contained, it did not lead to any damage to the

A coalition of dozens of countries, including France, the U.K., and the U.S., along with tech companies such as Google, MDSec, Meta, and Microsoft, have signed a joint agreement to curb the abuse of commercial spyware to commit human rights abuses. The initiative, dubbed the Pall Mall Process, aims to tackle the proliferation and irresponsible use of commercial cyber intrusion tools by

The maintainers of shim have released version 15.8 to address six security flaws, including a critical bug that could pave the way for remote code execution under specific circumstances. Tracked as CVE-2023-40547 (CVSS score: 9.8), the vulnerability could be exploited to achieve a Secure Boot bypass. Bill Demirkapi of the Microsoft Security Response Center (MSRC) has been&

The threat actors behind the KV-botnet made "behavioral changes" to the malicious network as U.S. law enforcement began issuing commands to neutralize the activity. KV-botnet is the name given to a network of compromised small office and home office (SOHO) routers and firewall devices across the world, with one specific cluster acting as a covert data transfer system for other Chinese

Cisco, Fortinet, and VMware have released security fixes for multiple security vulnerabilities, including critical weaknesses that could be exploited to perform arbitrary actions on affected devices. The first set from Cisco consists of three flaws – CVE-2024-20252 and CVE-2024-20254 (CVSS score: 9.6) and CVE-2024-20255 (CVSS score: 8.2) – impacting Cisco Expressway Series that could allow an

The North Korea-linked nation-state actor known as Kimsuky is suspected of using a previously undocumented Golang-based information stealer called Troll Stealer. The malware steals "SSH, FileZilla, C drive files/directories, browsers, system information, [and] screen captures" from infected systems, South Korean cybersecurity company S2W said in a new technical report. Troll

Google has unveiled a new pilot program in Singapore that aims to prevent users from sideloading certain apps that abuse Android app permissions to read one-time passwords and gather sensitive data. "This enhanced fraud protection will analyze and automatically block the installation of apps that may use sensitive runtime permissions frequently abused for financial fraud when the user attempts

The threat actors behind a loader malware called HijackLoader have added new techniques for defense evasion, as the malware continues to be increasingly used by other threat actors to deliver additional payloads and tooling. "The malware developer used a standard process hollowing technique coupled with an additional trigger that was activated by the parent process writing to a pipe,"

The U.S. government on Wednesday said the Chinese state-sponsored hacking group known as Volt Typhoon had been embedded into some critical infrastructure networks in the country for at least five years. Targets of the threat actor include communications, energy, transportation, and water and wastewater systems sectors in the U.S. and Guam. "Volt Typhoon's choice of targets and pattern

Ivanti has alerted customers of yet another high-severity security flaw in its Connect Secure, Policy Secure, and ZTA gateway devices that could allow attackers to bypass authentication. The issue, tracked as CVE-2024-22024, is rated 8.3 out of 10 on the CVSS scoring system. "An XML external entity or XXE vulnerability in the SAML component of Ivanti Connect Secure (9.x, 22.x), Ivanti

Fortinet has disclosed a new critical security flaw in FortiOS SSL VPN that it said is likely being exploited in the wild. The vulnerability, CVE-2024-21762 (CVSS score: 9.6), allows for the execution of arbitrary code and commands. "An out-of-bounds write vulnerability [CWE-787] in FortiOS may allow a remote unauthenticated attacker to execute arbitrary code or command via specially

An unnamed Islamic non-profit organization in Saudi Arabia has been targeted as part of a stealthy cyber espionage campaign designed to drop a previously undocumented backdoor called Zardoor. Cisco Talos, which discovered the activity in May 2023, said the campaign has likely persisted since at least March 2021, adding it has identified only one compromised target to date, although it's

Sixty-one banking institutions, all of them originating from Brazil, are the target of a new banking trojan called Coyote. "This malware utilizes the Squirrel installer for distribution, leveraging Node.js and a relatively new multi-platform programming language called Nim as a loader to complete its infection," Russian cybersecurity firm Kaspersky said in a Thursday report. What

Threat hunters have identified a new variant of Android malware called MoqHao that automatically executes on infected devices without requiring any user interaction. "Typical MoqHao requires users to install and launch the app to get their desired purpose, but this new variant requires no execution," McAfee Labs said in a report published this week. "While the app is

The operators of Raspberry Robin are now using two new one-day exploits to achieve local privilege escalation, even as the malware continues to be refined and improved to make it stealthier than before. This means that "Raspberry Robin has access to an exploit seller or its authors develop the exploits themselves in a short period of time," Check Point said in a report this

Apple macOS users are the target of a new Rust-based backdoor that has been operating under the radar since November 2023. The backdoor, codenamed RustDoor by Bitdefender, has been found to impersonate an update for Microsoft Visual Studio and target both Intel and Arm architectures. The exact initial access pathway used to propagate the implant is currently not known, although

The U.S. Justice Department (DoJ) on Friday announced the seizure of online infrastructure that was used to sell a remote access trojan (RAT) called Warzone RAT. The domains – www.warzone[.]ws and three others – were "used to sell computer malware used by cybercriminals to secretly access and steal data from victims' computers," the DoJ said. Alongside the takedown, the

The U.S. Department of State has announced monetary rewards of up to $10 million for information about individuals holding key positions within the Hive ransomware operation. It is also giving away an additional $5 million for specifics that could lead to the arrest and/or conviction of any person "conspiring to participate in or attempting to participate in Hive ransomware activity."

Microsoft said it's introducing Sudo for Windows 11 as part of an early preview version to help users execute commands with administrator privileges. "Sudo for Windows is a new way for users to run elevated commands directly from an unelevated console session," Microsoft Product Manager Jordi Adoumie said. "It is an ergonomic and familiar solution for users who want to elevate a command

Cybersecurity researchers have uncovered an "implementation vulnerability" that has made it possible to reconstruct encryption keys and decrypt data locked by Rhysida ransomware. The findings were published last week by a group of researchers from Kookmin University and the Korea Internet and Security Agency (KISA). "Through a comprehensive analysis of Rhysida Ransomware, we identified an

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added a medium-severity security flaw impacting Roundcube email software to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. The issue, tracked as CVE-2023-43770 (CVSS score: 6.1), relates to a cross-site scripting (XSS) flaw that stems from the handling of

Threat actors are leveraging a recently disclosed security flaw impacting Ivanti Connect Secure, Policy Secure, and ZTA gateways to deploy a backdoor codenamed DSLog on susceptible devices. That's according to findings from Orange Cyberdefense, which said it observed the exploitation of CVE-2024-21893 within hours of the public release of the proof-the-concept (PoC) code.

The threat actors behind the PikaBot malware have made significant changes to the malware in what has been described as a case of "devolution." "Although it appears to be in a new development cycle and testing phase, the developers have reduced the complexity of the code by removing advanced obfuscation techniques and changing the network communications," Zscaler ThreatLabz researcher Nikolaos

The Glupteba botnet has been found to incorporate a previously undocumented Unified Extensible Firmware Interface (UEFI) bootkit feature, adding another layer of sophistication and stealth to the malware. "This bootkit can intervene and control the [operating system] boot process, enabling Glupteba to hide itself and create a stealthy persistence that can be extremely difficult to

Microsoft has released patches to address 73 security flaws spanning its software lineup as part of its Patch Tuesday updates for February 2024, including two zero-days that have come under active exploitation. Of the 73 vulnerabilities, 5 are rated Critical, 65 are rated Important, and three and rated Moderate in severity. This is in addition to 24 flaws that have been fixed

A newly disclosed security flaw in the Microsoft Defender SmartScreen has been exploited as a zero-day by an advanced persistent threat actor called Water Hydra (aka DarkCasino) targeting financial market traders. Trend Micro, which began tracking the campaign in late December 2023, said it entails the exploitation of CVE-2024-21412, a security bypass vulnerability related to Internet