20919 matches found
Linux Kernel Vulnerable to Privilege Escalation and DoS Attack
Multiple flaws have been identified in Linux Kernel and related software could allow hackers to hack your Linux machines, shared hosting and websites hosted on them. PRIVILEGE ESCALATION VULNERABILITY IN LINUX KERNEL A privilege escalation vulnerability has been identified in the widely used Linu...
New OpenSSH Flaws Enable Man-in-the-Middle and DoS Attacks — Patch Now
Two security vulnerabilities have been discovered in the OpenSSH secure networking utility suite that, if successfully exploited, could result in an active machine-in-the-middle MitM and a denial-of-service DoS attack, respectively, under certain conditions. The vulnerabilities, detailed by the...
Okta Warns of Unprecedented Surge in Proxy-Driven Credential Stuffing Attacks
Identity and access management IAM services provider Okta has warned of a spike in the "frequency and scale" of credential stuffing attacks aimed at online services. These unprecedented attacks, observed over the last month, are said to be facilitated by "the broad availability of residential pro...
TA558 Hackers Weaponize Images for Wide-Scale Malware Attacks
The threat actor tracked as TA558 has been observed leveraging steganography as an obfuscation technique to deliver a wide range of malware such as Agent Tesla, FormBook, Remcos RAT, LokiBot, GuLoader, Snake Keylogger, and XWorm, among others. "The group made extensive use of steganography by...
Raspberry Robin Malware Upgrades with Discord Spread and New Exploits
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...
Citrix Devices Under Attack: NetScaler Flaw Exploited to Capture User Credentials
A recently disclosed critical flaw in Citrix NetScaler ADC and Gateway devices is being exploited by threat actors to conduct a credential harvesting campaign. IBM X-Force, which uncovered the activity last month, said adversaries exploited "CVE-2023-3519 to attack unpatched NetScaler Gateways to...
New Apple iOS 16 Exploit Enables Stealthy Cellular Access Under Fake Airplane Mode
Cybersecurity researchers have documented a novel post-exploit persistence technique on iOS 16 that could be abused to fly under the radar and maintain access to an Apple device even when the victim believes it is offline. The method "tricks the victim into thinking their device's Airplane Mode...
Microsoft Confirms PaperCut Servers Used to Deliver LockBit and Cl0p Ransomware
Microsoft has confirmed that the active exploitation of PaperCut servers is linked to attacks that are designed to deliver Cl0p and LockBit ransomware families. The tech giant's threat intelligence team is attributing a subset of the intrusions to a financially motivated actor it tracks under the...
LockBit Ransomware Now Targeting Apple macOS Devices
Threat actors behind the LockBit ransomware operation have developed new artifacts that can encrypt files on devices running Apple's macOS operating system. The development, which was reported by the MalwareHunterTeam over the weekend, appears to be the first time a big-game ransomware crew has...
Atlassian Releases Patches for Critical Flaws Affecting Crowd and Bitbucket Products
Australian software company Atlassian has rolled out security updates to address two critical flaws affecting Bitbucket Server, Data Center, and Crowd products. The issues, tracked as CVE-2022-43781 and CVE-2022-43782, are both rated 9 out of 10 on the CVSS vulnerability scoring system...
Lorenz Ransomware Exploit Mitel VoIP Systems to Breach Business Networks
The operators behind the Lornenz ransomware operation have been observed exploiting a now-patched critical security flaw in Mitel MiVoice Connect to obtain a foothold into target environments for follow-on malicious activities. "Initial malicious activity originated from a Mitel appliance sitting...
New Linux Privilege Escalation Flaw Uncovered in Snap Package Manager
Multiple security vulnerabilities have been disclosed in Canonical's Snap software packaging and deployment system, the most critical of which can be exploited to escalate privilege to gain root privileges. Snaps are self-contained application packages that are designed to work on operating syste...
Researchers Find Bugs in Over A Dozen Widely Used URL Parser Libraries
A study of 16 different Uniform Resource Locator URL parsing libraries has unearthed inconsistencies and confusions that could be exploited to bypass validations and open the door to a wide range of attack vectors. In a deep-dive analysis jointly conducted by cybersecurity firms Claroty and Snyk,...
OWASP's 2021 List Shuffle: A New Battle Plan and Primary Foe
Code injection attacks, the infamous king of vulnerabilities, have lost the top spot to broken access control as the worst of the worst, and developers need to take notice. In this increasingly chaotic world, there have always been a few constants that people could reliably count on: The sun will...
Why Database Patching Best Practice Just Doesn't Work and How to Fix It
Patching really, really matters – patching is what keeps technology solutions from becoming like big blocks of Swiss cheese, with endless security vulnerabilities punching hole after hole into critical solutions. But anyone who's spent any amount of time maintaining systems will know that patchin...
Instagram Launches 'Security Checkup' to Help Users Recover Hacked Accounts
Instagram earlier this week introduced a new "Security Checkup" feature that aims to keep accounts safe and help users—whose accounts may have been compromised—to recover them. In order to gain access to accounts, users will be prompted to perform a series of steps, which include checking recent...
Emerging Ransomware Targets Dozens of Businesses Worldwide
An emerging ransomware strain in the threat landscape claims to have breached 30 organizations in just four months since it went operational by riding on the coattails of a notorious ransomware syndicate. First observed in February 2021, "Prometheus" is an offshoot of another well-known ransomwar...
Passwordstate Password Manager Update Hijacked to Install Backdoor on Thousands of PCs
Click Studios, the Australian software company behind the Passwordstate password management application, has notified customers to reset their passwords following a supply chain attack. The Adelaide-based firm said a bad actor used sophisticated techniques to compromise the software's update...
Microsoft Exchange Hackers Also Breached European Banking Authority
The European Banking Authority EBA on Sunday said it had been a victim of a cyberattack targeting its Microsoft Exchange Servers, forcing it to temporarily take its email systems offline as a precautionary measure. "As the vulnerability is related to the EBA's email servers, access to personal da...
Software Supply-Chain Attack Hits Vietnam Government Certification Authority
Cybersecurity researchers today disclosed a new supply-chain attack targeting the Vietnam Government Certification Authority VGCA that compromised the agency's digital signature toolkit to install a backdoor on victim systems. Uncovered by Slovak internet security company ESET early this month, t...
2-Factor Authentication Bypass Flaw Reported in cPanel and WHM Software
cPanel, a provider of popular administrative tools to manage web hosting, has patched a security vulnerability that could have allowed remote attackers with access to valid credentials to bypass two-factor authentication 2FA protection on an account. The issue, tracked as "SEC-575" and discovered...
5 Reasons Why Programmers Should Think like Hackers
Programming has five main steps: the identification and definition of the problem, the planning of the solution for the problem, coding of the program, testing, and documentation. It's a meticulous process that cannot be completed without going through all the essential points. In all of these,...
Louisiana State Government Hit by Ransomware Attack Forcing Server Shutdowns
Targeted ransomware attacks on banking and finance, government, healthcare, and critical infrastructure are on the rise, with the latest victim being the state government of Louisiana. The state government of Louisiana was hit by a large-scale coordinated ransomware attack yesterday, which forced...
Thousands of Google Calendars Possibly Leaking Private Information Online
"Warning — Making your calendar public will make all events visible to the world, including via Google search. Are you sure?" Remember this security warning? No? If you have ever shared your Google Calendars, or maybe inadvertently, with someone that should not be publicly accessible anymore, you...
Mozilla Launches 'Firefox Private Network' VPN Service as a Browser Extension
Mozilla has officially launched a new privacy-focused VPN service, called Firefox Private Network, as a browser extension that aims to encrypt your online activity and limit what websites and advertisers know about you. Firefox Private Network service is currently in beta and available only to...
Gain the Trust of Your Business Customers With SOC 2 Compliance
In today's business environment, data is what matters most. It matters to organizations that monetize it into operational insights and optimisations, and it matters the threat actors that relentlessly seek to achieve similar monetisation by compromising it. In the very common scenario in which...
How Endpoint Management Can Keep Workplace IT Secure
Workplaces have become highly connected. Even a small business could have dozens of devices in the form of desktops, mobile devices, routers, and even smart appliances as part of its IT infrastructure. Unfortunately, each of these endpoints can now be a weak link that hackers could exploit. Hacke...
Researchers Implant "Protected" Malware On Intel SGX Enclaves
Cybersecurity researchers have discovered a way to hide malicious code in Intel SGX enclaves, a hardware-based memory encryption feature in modern processors that isolates sensitive code and data to protect it from disclosure or modification. In other words, the technique allows attackers to...
Over 20 Million Users Installed Malicious Ad Blockers From Chrome Store
If you have installed any of the below-mentioned Ad blocker extension in your Chrome browser, you could have been hacked. A security researcher has spotted five malicious ad blockers extension in the Google Chrome Store that had already been installed by at least 20 million users. Unfortunately,...
A Decade Old Unix/Linux/BSD Root Privilege-Escalation Bug Discovered
Update: Find working Exploits and Proof-of-Concepts at the bottom of this article. Security researchers have discovered more than a decade-old vulnerability in several Unix-based operating systems — including Linux, OpenBSD, NetBSD, FreeBSD and Solaris — which can be exploited by attackers to...
VK.com HACKED! 100 Million Clear Text Passwords Leaked Online
Another day, another Data Breach! Now, Russia's biggest social networking site VK.com is the latest in the line of historical data breaches targeting social networking websites. The same hacker who previously sold data dumps from MySpace, Tumblr, LinkedIn, and Fling.com, is now selling more than...
New Mispadu Banking Trojan Exploiting Windows SmartScreen Flaw
The threat actors behind the Mispadu banking Trojan have become the latest to exploit a now-patched Windows SmartScreen security bypass flaw to compromise users in Mexico. The attacks entail a new variant of the malware that was first observed in 2019, Palo Alto Networks Unit 42 said in a report...
Critical Citrix NetScaler Flaw Exploited to Target from Government, Tech Firms
Citrix is warning of exploitation of a recently disclosed critical security flaw in NetScaler ADC and Gateway appliances that could result in exposure of sensitive information. Tracked as CVE-2023-4966 CVSS score: 9.4, the vulnerability impacts the following supported versions - NetScaler ADC and...
Two High-Risk Security Flaws Discovered in Curl Library - New Patches Released
--- Image Source: JFrog Security Research Patches have been released for two security flaws impacting the Curl data transfer library, the most severe of which could potentially result in code execution. The list of vulnerabilities is as follows - CVE-2023-38545 CVSS score: 7.5 - SOCKS5 heap-based...
Alert: New Kubernetes Vulnerabilities Enable Remote Attacks on Windows Endpoints
Three interrelated high-severity security flaws discovered in Kubernetes could be exploited to achieve remote code execution with elevated privileges on Windows endpoints within a cluster. The issues, tracked as CVE-2023-3676, CVE-2023-3893, and CVE-2023-3955, carry CVSS scores of 8.8 and impact...
WinRAR Security Flaw Exploited in Zero-Day Attacks to Target Traders
A recently patched security flaw in the popular WinRAR archiving software has been exploited as a zero-day since April 2023, new findings from Group-IB reveal. The vulnerability, cataloged as CVE-2023-38831, allows threat actors to spoof file extensions, thereby making it possible to launch...
Zimbra Warns of Critical Zero-Day Flaw in Email Software Amid Active Exploitation
Zimbra has warned of a critical zero-day security flaw in its email software that has come under active exploitation in the wild. "A security vulnerability in Zimbra Collaboration Suite Version 8.8.15 that could potentially impact the confidentiality and integrity of your data has surfaced," the...
New Stealthy Bandit Stealer Targeting Web Browsers and Cryptocurrency Wallets
A new stealthy information stealer malware called Bandit Stealer has caught the attention of cybersecurity researchers for its ability to target numerous web browsers and cryptocurrency wallets. "It has the potential to expand to other platforms as Bandit Stealer was developed using the Go...
Barracuda Warns of Zero-Day Exploited to Breach Email Security Gateway Appliances
Email protection and network security services provider Barracuda is warning users about a zero-day flaw that it said has been exploited to breach the company's Email Security Gateway ESG appliances. The zero-day is being tracked as CVE-2023-2868 and has been described as a remote code injection...
New Flaw in WordPress Plugin Used by Over a Million Sites Under Active Exploitation
A security vulnerability has been disclosed in the popular WordPress plugin Essential Addons for Elementor that could be potentially exploited to achieve elevated privileges on affected sites. The issue, tracked as CVE-2023-32243, has been addressed by the plugin maintainers in version 5.7.2 that...
New ShellBot DDoS Malware Variants Targeting Poorly Managed Linux Servers
Poorly managed Linux SSH servers are being targeted as part of a new campaign that deploys different variants of a malware called ShellBot. "ShellBot, also known as PerlBot, is a DDoS Bot malware developed in Perl and characteristically uses IRC protocol to communicate with the C&C server," AhnLa...
Researchers Reveal Detail for Windows Zero-Day Vulnerability Patched Last Month
Details have emerged about a now-patched security flaw in Windows Common Log File System CLFS that could be exploited by an attacker to gain elevated permissions on compromised machines. Tracked as CVE-2022-37969 CVSS score: 7.8, the issue was addressed by Microsoft as part of its Patch Tuesday...
VMware Releases Patches for Several New Flaws Affecting Multiple Products
Virtualization services provider VMware on Tuesday shipped updates to address 10 security flaws affecting multiple products that could be abused by unauthenticated attackers to perform malicious actions. The issues, tracked from CVE-2022-31656 through CVE-2022-31665 CVSS scores: 4.7 - 9.8, impact...
Latest Critical Atlassian Confluence Vulnerability Under Active Exploitation
A week after Atlassian rolled out patches to contain a critical flaw in its Questions For Confluence app for Confluence Server and Confluence Data Center, the shortcoming has now come under active exploitation in the wild. The bug in question is CVE-2022-26138, which concerns the use of a...
QNAP Working on Patches for OpenSSL Flaws Affecting its NAS Devices
Network-attached storage NAS appliance maker QNAP said it's currently investigating two recently patched security flaws in OpenSSL to determine their potential impact, adding it will release security updates should its products turn out to be vulnerable. Tracked as CVE-2021-3711 CVSS score: 7.5 a...
10 Critical Flaws Found in CODESYS Industrial Automation Software
Cybersecurity researchers on Thursday disclosed as many as ten critical vulnerabilities impacting CODESYS automation software that could be exploited to achieve remote code execution on programmable logic controllers PLCs. "To exploit the vulnerabilities, an attacker does not need a username or...
Watch Out! That Android System Update May Contain A Powerful Spyware
Researchers have discovered a new information-stealing trojan, which targets Android devices with an onslaught of data-exfiltration capabilities — from collecting browser searches to recording audio and phone calls. While malware on Android has previously taken the guise of copycat apps, which go...
This Unpatchable Flaw Affects All Intel CPUs Released in Last 5 Years
All Intel processors released in the past 5 years contain an unpatchable vulnerability that could allow hackers to compromise almost every hardware-enabled security technology that are otherwise designed to shield sensitive data of users even when a system gets compromised. The vulnerability,...
Cryptocurrency Firm Itself Hacked Its Customers to Protect Their Funds From Hackers
Are you using Komodo's Agama Wallet to store your KMD and BTC cryptocurrencies? Were your funds also unauthorisedly transferred overnight to a new address? If yes, don't worry, it's probably safe, and if you are lucky, you will get your funds back. Here's what exactly happened… Komodo, a...
New Settings Let Hackers Easily Pentest Facebook, Instagram Mobile Apps
Facebook has introduced a new feature in its platform that has been designed to make it easier for bug bounty hunters to find security flaws in Facebook, Messenger, and Instagram Android applications. Since almost all Facebook-owned apps by default use security mechanisms such as Certificate...