North Korea Hackers Using New "Dolphin" Backdoor to Spy on South Korean Targets

The North Korea-linked ScarCruft group has been attributed to a previously undocumented backdoor called Dolphin that the threat actor has used against targets located in its southern counterpart. "The backdoor ... has a wide range of spying capabilities, including monitoring drives and portable...

High-Severity Flaws in Juniper Junos OS Affect Enterprise Networking Devices

Multiple high-severity security flaws have been disclosed as affecting Juniper Networks devices, some of which could be exploited to achieve code execution. Chief among them is a remote pre-authenticated PHP archive file deserialization vulnerability CVE-2022-22241, CVSS score: 8.1 in the J-Web...

Researchers Share Techniques to Uncover Anonymized Ransomware Sites on Dark Web

Cybersecurity researchers have detailed the various measures ransomware actors have taken to obscure their true identity online as well as the hosting location of their web server infrastructure. "Most ransomware operators use hosting providers outside their country of origin such as Sweden,...

Shadow Attacks Let Attackers Replace Content in Digitally Signed PDFs

Researchers have demonstrated a novel class of attacks that could allow a bad actor to potentially circumvent existing countermeasures and break the integrity protection of digitally signed PDF documents. Called "Shadow attacks" by academics from Ruhr-University Bochum, the technique uses the...

Sudo Bug Lets Non-Privileged Linux and macOS Users Run Commands as Root

Joe Vennix of Apple security has found another significant vulnerability in sudo utility that under a specific configuration could allow low privileged users or malicious programs to execute arbitrary commands with administrative 'root' privileges on Linux or macOS systems. Sudo is one of the mos...

Facebook Paid Teens $20 to Install 'Research' App That Collects Private Data

If you are thinking that Facebook is sitting quietly after being forced to remove its Onavo VPN app from Apple's App Store, then you are mistaken. It turns out that Facebook is paying teenagers around $20 a month to use its VPN app that aggressively monitors their smartphone and web activity and...

Zerodium Offers to Buy Zero-Day Exploits at Higher Prices Than Ever

Well, there's some good news for hackers and vulnerability hunters, though terrible news for tech manufacturers! Exploit vendor Zerodium is now willing to offer significantly higher payouts for full, working zero-day exploits that allow stealing of data from WhatsApp, iMessage and other online ch...

Apache Issues 3rd Patch to Fix New High-Severity Log4j Vulnerability

The issues with Log4j continued to stack up as the Apache Software Foundation ASF on Friday rolled out yet another patch — version 2.17.0 — for the widely used logging library that could be exploited by malicious actors to stage a denial-of-service DoS attack. Tracked as CVE-2021-45105 CVSS score...

Hackers Begin Exploiting Second Log4j Vulnerability as a Third Flaw Emerges

Web infrastructure company Cloudflare on Wednesday revealed that threat actors are actively attempting to exploit a second bug disclosed in the widely used Log4j logging utility, making it imperative that customers move quickly to install the latest version as a barrage of attacks continues to...

New Adobe Flash Zero-Day Exploit Found Hidden Inside MS Office Docs

Cybersecurity researchers have discovered a new zero-day vulnerability in Adobe Flash Player that hackers are actively exploiting in the wild as part of a targeted campaign appears to be attacking a Russian state health care institution. The vulnerability, tracked as CVE-2018-15982, is a...

New Apache Struts Zero-Day Vulnerability Being Exploited in the Wild

Security researchers have discovered a Zero-Day vulnerability in the popular Apache Struts web application framework, which is being actively exploited in the wild. Apache Struts is a free, open-source, Model-View-Controller MVC framework for creating elegant, modern Java web applications, which...

Researchers Demonstrate 2 New Hacks to Modify Certified PDF Documents

Cybersecurity researchers have disclosed two new attack techniques on certified PDF documents that could potentially enable an attacker to alter a document's visible content by displaying malicious content over the certified content without invalidating its signature. "The attack idea exploits the...

Critical OpenSSH Flaw Leaks Private Crypto Keys to Hackers

A 'Serious' security vulnerability has been discovered and fixed in OpenSSH – one of the most widely used open-source implementations of the Secure Shell SSH Protocol. The critical vulnerability could be exploited by hackers to force clients to leak their secret private cryptographic keys,...

Google Warns of New Android 0-Day Vulnerability Under Active Targeted Attacks

Google has rolled out its monthly security patches for Android with fixes for 39 flaws, including a zero-day vulnerability that it said is being actively exploited in the wild in limited, targeted attacks. Tracked as CVE-2021-1048, the zero-day bug is described as a use-after-free vulnerability i...

Details Disclosed On Critical Flaws Affecting Nagios IT Monitoring Software

Cybersecurity researchers disclosed details about 13 vulnerabilities in the Nagios network monitoring application that could be abused by an adversary to hijack the infrastructure without any operator intervention. "In a telco setting, where a telco is monitoring thousands of sites, if a customer...

3 Zero-Day Exploits Hit SonicWall Enterprise Email Security Appliances

SonicWall has addressed three critical security vulnerabilities in its hosted and on-premises email security ES product that are being actively exploited in the wild. Tracked as CVE-2021-20021 and CVE-2021-20022, the flaws were discovered and reported to the company by FireEye's Mandiant subsidia...

Cisco Jabber Bug Could Let Hackers Target Windows Systems Remotely

Networking equipment maker Cisco has released a new version of its Jabber video conferencing and messaging app for Windows that includes patches for multiple vulnerabilities—which, if exploited, could allow an authenticated, remote attacker to execute arbitrary code. The flaws, which were uncover...

Critical Flaws Found in VxWorks RTOS That Powers Over 2 Billion Devices

Security researchers have discovered almost a dozen zero-day vulnerabilities in VxWorks, one of the most widely used real-time operating systems RTOS for embedded devices that powers over 2 billion devices across aerospace, defense, industrial, medical, automotive, consumer electronics, networkin...

Experts Warn of Severe Flaws Affecting Milesight Routers and Titan SFTP Servers

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 score: 7.5, the vulnerability has been described as a case of information disclosure that affects UR5X,...

Chinese Hackers Exploit Fortinet Zero-Day Flaw for Cyber Espionage Attack

The zero-day exploitation of a now-patched medium-severity security flaw in the Fortinet FortiOS operating system has been linked to a suspected Chinese hacking group. American cybersecurity company Mandiant, which made the attribution, said the activity cluster is part of a broader campaign...

Microsoft Uncovers Austrian Company Exploiting Windows and Adobe Zero-Day Exploits

A cyber mercenary that "ostensibly sells general security and information analysis services to commercial customers" used several Windows and Adobe zero-day exploits in limited and highly-targeted attacks against European and Central American entities. The company, which Microsoft describes as a...

New Sysrv Botnet Variant Hijacking Windows and Linux with Crypto Miners

Microsoft is warning of a new variant of the Sysrv botnet that's exploiting multiple security flaws in web applications and databases to install coin miners on both Windows and Linux systems. The tech giant, which has called the new version Sysrv-K, is said to weaponize an array of exploits to ga...

Researchers Find Potential Way to Run Malware on iPhone Even When it's OFF

A first-of-its-kind security analysis of iOS Find My function has identified a novel attack surface that makes it possible to tamper with the firmware and load malware onto a Bluetooth chip that's executed while an iPhone is "off." The mechanism takes advantage of the fact that wireless chips...

Microsoft and Other Major Software Firms Release February 2022 Patch Updates

Microsoft on Tuesday rolled out its monthly security updates with fixes for 51 vulnerabilities across its software line-up consisting of Windows, Office, Teams, Azure Data Explorer, Visual Studio Code, and other components such as Kernel and Win32k. Among the 51 defects closed, 50 are rated...

Update Google Chrome to Patch 2 New Zero-Day Flaws Under Attack

Google on Monday released security updates for Chrome web browser to address a total of 11 security issues, two of which it says are actively exploited zero-days in the wild. Tracked as CVE-2021-30632 and CVE-2021-30633, the vulnerabilities concern an out of bounds write in V8 JavaScript engine a...

Malware Can Exploit New Flaw in Intel CPUs to Launch Side-Channel Attacks

A new research has yielded yet another means to pilfer sensitive data by exploiting what's the first "on-chip, cross-core" side-channel attack targeting the ring interconnect used in Intel Coffee Lake and Skylake processors. Published by a group of academics from the University of Illinois at...

APT Hackers Exploit Autodesk 3ds Max Software for Industrial Espionage

It's one thing for APT groups to conduct cyber espionage to meet their own financial objectives. But it's an entirely different matter when they are used as "hackers for hire" by competing private companies to make away with confidential information. Bitdefender's Cyber Threat Intelligence Lab...

UniCredit Bank Suffers 'Data Incident' Exposing 3 Million Italian Customer Records

UniCredit, an Italian global banking and financial services company, announced today that it suffered a security incident that leaked some personal information belonging to at least 3 million of its domestic customers. Officially founded in 1870, UniCredit is Italy's biggest banking and financial...

Unpatched Bug Let Attackers Bypass Windows Lock Screen On RDP Sessions

A security researcher today revealed details of a newly unpatched vulnerability in Microsoft Windows Remote Desktop Protocol RDP. Tracked as CVE-2019-9510, the reported vulnerability could allow client-side attackers to bypass the lock screen on remote desktop RD sessions. Discovered by Joe...

Round 4 — Hacker Puts 26 Million New Accounts Up For Sale On Dark Web

A hacker who was selling details of nearly 890 million online accounts stolen from 32 popular websites in three separate rounds has now put up a fourth batch of millions of records originating from 6 other sites for sale on the dark web. The Hacker News today received a new email from the Pakista...

Dirty COW — Critical Linux Kernel Flaw Being Exploited in the Wild

A nine-year-old critical vulnerability has been discovered in virtually all versions of the Linux operating system and is actively being exploited in the wild. Dubbed "Dirty COW," the Linux kernel security flaw CVE-2016-5195 is a mere privilege-escalation vulnerability, but researchers are taking...

North Korean Hackers Exploit Unpatched Zimbra Devices in 'No Pineapple' Campaign

A new intelligence gathering campaign linked to the prolific North Korean state-sponsored Lazarus Group leveraged known security flaws in unpatched Zimbra devices to compromise victim systems. That's according to Finnish cybersecurity company WithSecure formerly F-Secure, which codenamed the...

Researchers Develop RCE Exploit for the Latest F5 BIG-IP Vulnerability

Days after F5 released patches for a critical remote code execution vulnerability affecting its BIG-IP family of products, security researchers are warning that they were able to create an exploit for the shortcoming. Tracked CVE-2022-1388 CVSS score: 9.8, the flaw relates to an iControl REST...

Critical RCE Vulnerability Found in VMware vCenter Server — Patch Now!

VMware has rolled out patches to address a critical security vulnerability in vCenter Server that could be leveraged by an adversary to execute arbitrary code on the server. Tracked as CVE-2021-21985 CVSS score 9.8, the issue stems from a lack of input validation in the Virtual SAN vSAN Health...

New QNAP NAS Flaws Exploited In Recent Ransomware Attacks - Patch It!

A new ransomware strain called "Qlocker" is targeting QNAP network attached storage NAS devices as part of an ongoing campaign and encrypting files in password-protected 7zip archives. First reports of the infections emerged on April 20, with the adversaries behind the operations demanding a...

New 'Silver Sparrow' Malware Infected Nearly 30,000 Apple Macs

Days after the first malware targeting Apple M1 chips was discovered in the wild, researchers have disclosed yet another previously undetected piece of malicious software that was found in about 30,000 Macs running Intel x8664 and the iPhone maker's M1 processors. However, the ultimate goal of th...

A New Fileless P2P Botnet Malware Targeting SSH Servers Worldwide

Cybersecurity researchers today took the wraps off a sophisticated, multi-functional peer-to-peer P2P botnet written in Golang that has been actively targeting SSH servers since January 2020. Called "FritzFrog," the modular, multi-threaded and file-less botnet has breached more than 500 servers t...

Zoom Caught in Cybersecurity Debate — Here's Everything You Need To Know

Over the past few weeks, the use of Zoom video conferencing software has exploded ever since it emerged the platform of choice to host everything from cabinet meetings to yoga classes amidst the ongoing coronavirus outbreak and work from home became the new normal. The app has skyrocketed to 200...

New ZombieLoad v2 Attack Affects Intel's Latest Cascade Lake CPUs

Zombieload is back. This time a new variant v2 of the data-leaking side-channel vulnerability also affects the most recent Intel CPUs, including the latest Cascade Lake, which are otherwise resistant against attacks like Meltdown, Foreshadow and other MDS variants RIDL and Fallout. Initially...

Ukraine Targeted in Cyberattack Exploiting 7-Year-Old Microsoft Office Flaw

Cybersecurity researchers have discovered a targeted operation against Ukraine that has been found leveraging a nearly seven-year-old flaw in Microsoft Office to deliver Cobalt Strike on compromised systems. The attack chain, which took place at the end of 2023 according to Deep Instinct, employs...

GitLab Releases Urgent Security Patches for Critical Vulnerability

GitLab has shipped security patches to resolve a critical flaw that allows an attacker to run pipelines as another user. The issue, tracked as CVE-2023-5009 CVSS score: 9.6, impacts all versions of GitLab Enterprise Edition EE starting from 13.12 and prior to 16.2.7 as well as from 16.3 and befor...

Researchers Release PoC Exploit for Windows CryptoAPI Bug Discovered by NSA

Proof-of-concept Poc code has been released for a now-patched high-severity security flaw in the Windows CryptoAPI that the U.S. National Security Agency NSA and the U.K. National Cyber Security Centre NCSC reported to Microsoft last year. Tracked as CVE-2022-34689 CVSS score: 7.5, the spoofing...

QNAP Advises Users to Update NAS Firmware to Patch Apache HTTP Vulnerabilities

Network-attached storage NAS appliance maker QNAP on Thursday said it's investigating its lineup for potential impact arising from two security vulnerabilities that were addressed in the Apache HTTP server last month. The critical flaws, tracked as CVE-2022-22721 and CVE-2022-23943, are rated 9.8...

CISA adds recently disclosed Zimbra bug to its Exploited Vulnerabilities Catalog

The U.S. Cybersecurity and Infrastructure Security Agency CISA expanded its Known Exploited Vulnerabilities Catalog to include a recently disclosed zero-day flaw in the Zimbra email platform citing evidence of active exploitation in the wild. Tracked as CVE-2022-24682 CVSS score: 6.1, the issue...

Someone Hacked PHP PEAR Site and Replaced the Official Package Manager

Beware! If you have downloaded PHP PEAR package manager from its official website in past 6 months, we are sorry to say that your server might have been compromised. Last week, the maintainers at PEAR took down the official website of the PEAR pear-php.net after they found that someone has replac...

Critical Docker Engine Flaw Allows Attackers to Bypass Authorization Plugins

Docker is warning of a critical flaw impacting certain versions of Docker Engine that could allow an attacker to sidestep authorization plugins AuthZ under specific circumstances. Tracked as CVE-2024-41110, the bypass and privilege escalation vulnerability carries a CVSS score of 10.0, indicating...

New RIG Exploit Kit Campaign Infecting Victims' PCs with RedLine Stealer

A new campaign leveraging an exploit kit has been observed abusing an Internet Explorer flaw patched by Microsoft last year to deliver the RedLine Stealer trojan. "When executed, RedLine Stealer performs recon against the target system including username, hardware, browsers installed, anti-virus...

FBI Warns Conti Ransomware Hit 16 U.S. Health and Emergency Services

The adversary behind Conti ransomware targeted no fewer than 16 healthcare and first responder networks in the U.S. within the past year, totally victimizing over 400 organizations worldwide, 290 of which are situated in the country. That's according to a new flash alert issued by the U.S. Federa...

1-Click Hack Found in Popular Desktop Apps — Check If You're Using Them

Multiple one-click vulnerabilities have been discovered across a variety of popular software applications, allowing an attacker to potentially execute arbitrary code on target systems. The issues were discovered by Positive Security researchers Fabian Bräunlein and Lukas Euler and affect apps lik...

Kaspersky Antivirus Flaw Exposed Users to Cross-Site Tracking Online

In this digital era, the success of almost every marketing, advertising, and analytics company drives through tracking users across the Internet to identify them and learn their interests to provide targeted ads. Most of these solutions rely on 3rd-party cookies, a cookie set on a domain other th...