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Patch Tuesday: Microsoft Releases Update to Fix 53 Vulnerabilities
It's Patch Tuesday—time to update your Windows devices. Microsoft has released a large batch of security updates as part of its November Patch Tuesday in order to fix a total of 53 new security vulnerabilities in various Windows products, 19 of which rated as critical, 31 important and 3 moderate...
F5 BIG-IP Found Vulnerable to Kerberos KDC Spoofing Vulnerability
Cybersecurity researchers on Wednesday disclosed a new bypass vulnerability CVE-2021-23008 in the Kerberos Key Distribution Center KDC security feature impacting F5 Big-IP application delivery services. "The KDC Spoofing vulnerability allows an attacker to bypass the Kerberos authentication to...
Multiple Critical Remotely Exploitable Flaws Discovered in Memcached Caching System
Hey Webmasters, are you using Memcached to boost the performance of your website? Beware! It might be vulnerable to remote hackers. Three critical Remote Code Execution vulnerabilities have been reported in Memcached by security researcher Aleksandar Nikolich at Cisco Talos Group that expose majo...
HeartBleed Bug Explained - 10 Most Frequently Asked Questions
Heartbleed – I think now it’s not a new name for you, as every informational website, Media and Security researchers are talking about probably the biggest Internet vulnerability in recent history. It is a critical bug in the OpenSSL's implementation of the TLS/DTLS heartbeat extension that allow...
New Flaws in TPM 2.0 Library Pose Threat to Billions of IoT and Enterprise Devices
A pair of serious security defects has been disclosed in the Trusted Platform Module TPM 2.0 reference library specification that could potentially lead to information disclosure or privilege escalation. One of the vulnerabilities, CVE-2023-1017, concerns an out-of-bounds write, while the other,...
Russian Sandworm Hackers Impersonate Ukrainian Telecoms to Distribute Malware
A threat cluster linked to the Russian nation-state actor tracked as Sandworm has continued its targeting of Ukraine with commodity malware by masquerading as telecom providers, new findings show. Recorded Future said it discovered new infrastructure belonging to UAC-0113 that mimics operators li...
CISA Issues Warning on Active Exploitation of UnRAR Software for Linux Systems
The U.S. Cybersecurity and Infrastructure Security Agency CISA on Tuesday added a recently disclosed security flaw in the UnRAR utility to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. Tracked as CVE-2022-30333 CVSS score: 7.5, the issue concerns a path...
Microsoft Issues Windows Update to Patch 0-Day Used to Spread Emotet Malware
Microsoft has rolled out Patch Tuesday updates to address multiple security vulnerabilities in Windows and other software, including one actively exploited flaw that's being abused to deliver Emotet, TrickBot, or Bazaloader malware payloads. The latest monthly release for December fixes a total o...
Atlassian Confluence RCE Flaw Abused in Multiple Cyberattack Campaigns
Opportunistic threat actors have been found actively exploiting a recently disclosed critical security flaw in Atlassian Confluence deployments across Windows and Linux to deploy web shells that result in the execution of crypto miners on compromised systems. Tracked as CVE-2021-26084 CVSS score:...
Hackers Spread BIOPASS Malware via Chinese Online Gambling Sites
Cybersecurity researchers are warning about a new malware that's striking online gambling companies in China via a watering hole attack to deploy either Cobalt Strike beacons or a previously undocumented Python-based backdoor called BIOPASS RAT that takes advantage of Open Broadcaster Software OB...
New Ransomware Spreading Rapidly in China Infected Over 100,000 PCs
A new piece of ransomware is spreading rapidly across China that has already infected more than 100,000 computers in the last four days as a result of a supply-chain attack... and the number of infected users is continuously increasing every hour. What's Interesting? Unlike almost every ransomwar...
Multiple Hacker Groups Exploit 3-Year-Old Vulnerability to Breach U.S. Federal Agency
Multiple threat actors, including a nation-state group, exploited a critical three-year-old security flaw in Progress Telerik to break into an unnamed federal entity in the U.S. The disclosure comes from a joint advisory issued by the Cybersecurity and Infrastructure Security Agency CISA, Federal...
Microsoft Releases Fix for New Zero-Day with May 2022 Patch Tuesday Updates
Microsoft on Tuesday rolled out fixes for as many as 74 security vulnerabilities, including one for a zero-day bug that's being actively exploited in the wild. Of the 74 issues, seven are rated Critical, 66 are rated Important, and one is rated low in severity. Two of the flaws are listed as...
Microsoft Warns of New Unpatched Windows Print Spooler Vulnerability
Microsoft on Thursday shared fresh guidance on yet another vulnerability affecting the Windows Print Spooler service, stating that it's working to address it in an upcoming security update. Tracked as CVE-2021-34481 CVSS score: 7.8, the issue concerns a local privilege escalation flaw that could ...
Amnesia:33 — Critical TCP/IP Flaws Affect Millions of IoT Devices
Cybersecurity researchers disclosed a dozen new flaws in multiple widely-used embedded TCP/IP stacks impacting millions of devices ranging from networking equipment and medical devices to industrial control systems that could be exploited by an attacker to take control of a vulnerable system...
Facebook to Pay $5 Billion Fine to Settle FTC Privacy Investigation
After months of negotiations, the United States Federal Trade Commission FTC has approved a record $5 billion settlement with Facebook over its privacy investigation into the Cambridge Analytica scandal. The settlement will put an end to a wide-ranging probe that began more than a year ago and...
Almost Half A Million Delhi Citizens' Personal Data Exposed Online
Exclusive — A security researcher has identified an unsecured server that was leaking detailed personal details of nearly half a million Indian citizens... thanks to another MongoDB database instance that company left unprotected on the Internet accessible to anyone without password. In a report...
Adobe Issues Emergency Patches for Two Critical Flaws in Acrobat and Reader
I hope you had biggest, happiest and craziest New Year celebration, but now it's time to come back at work and immediately update your systems to patch new security flaws that could exploit your computer just by opening a PDF file. Adobe has issued an out-of-band security update to patch two...
Tor Browser Zero-Day Exploit Revealed Online – Patch Now
Zerodium, the infamous exploit vendor that earlier this year offered $1 million for submitting a zero-day exploit for Tor Browser, today publicly revealed a critical zero-day flaw in the anonymous browsing software that could reveal your identity to the sites you visit. In a Tweet, Zerodium share...
New Spectre (Variant 4) CPU Flaw Discovered—Intel, ARM, AMD Affected
Security researchers from Microsoft and Google have discovered a fourth variant of the data-leaking Meltdown-Spectre security flaws impacting modern CPUs in millions of computers, including those marketed by Apple. Variant 4 comes weeks after German computer magazine Heise reported about a set of...
New OpenSSH Vulnerability Exposes Linux Systems to Remote Command Injection
Details have emerged about a now-patched flaw in OpenSSH that could be potentially exploited to run arbitrary commands remotely on compromised hosts under specific conditions. "This vulnerability allows a remote attacker to potentially execute arbitrary commands on vulnerable OpenSSH's forwarded...
Multiple Campaigns Exploit VMware Vulnerability to Deploy Crypto Miners and Ransomware
A now-patched vulnerability in VMware Workspace ONE Access has been observed being exploited to deliver both cryptocurrency miners and ransomware on affected machines. "The attacker intends to utilize a victim's resources as much as possible, not only to install RAR1Ransom for extortion, but also...
ALERT — New 21Nails Exim Bugs Expose Millions of Email Servers to Hacking
The maintainers of Exim have released patches to remediate as many as 21 security vulnerabilities in its software that could enable unauthenticated attackers to achieve complete remote code execution and gain root privileges. Collectively named '21Nails,' the flaws include 11 vulnerabilities that...
Alleged Russian Hacker Pleads Not Guilty After Extradition to United States
A Russian hacker indicted by a United States court for his involvement in online ad fraud schemes that defrauded multiple American companies out of tens of millions of dollars pleaded not guilty on Friday in a courtroom in Brooklyn, New York. Aleksandr Zhukov, 38, was arrested in November last ye...
New Bluetooth Flaws Let Attackers Impersonate Legitimate Devices
Adversaries could exploit newly discovered security weaknesses in Bluetooth Core and Mesh Profile Specifications to masquerade as legitimate devices and carry out man-in-the-middle MitM attacks. "Devices supporting the Bluetooth Core and Mesh Specifications are vulnerable to impersonation attacks...
Microsoft Reveals New Innocent Ways Windows Users Can Get Hacked
Microsoft earlier today released its August 2020 batch of software security updates for all supported versions of its Windows operating systems and other products. This month's Patch Tuesday updates address a total of 120 newly discovered software vulnerabilities, of which 17 are critical, and th...
Critical PPP Daemon Flaw Opens Most Linux Systems to Remote Hackers
The US-CERT today issued advisory warning users of a new dangerous 17-year-old remote code execution vulnerability affecting the PPP daemon pppd software that comes installed on almost all Linux based operating systems, as well as powers the firmware of many other networking devices. The affected...
DDoS Attacker Who Ruined Gamers' Christmas Gets 27 Months in Prison
A 23-year-old hacker from Utah who launched a series of DDoS attacks against multiple online services, websites, and online gaming companies between December 2013 and January 2014 has been sentenced to 27 months in prison. Austin Thompson, a.k.a. "DerpTroll," pledged guilty back in November 2018...
Zero-Day Alert: Google Chrome Under Active Attack, Exploiting New Vulnerability
Google has rolled out security updates to fix seven security issues in its Chrome browser, including a zero-day that has come under active exploitation in the wild. Tracked as CVE-2023-6345, the high-severity vulnerability has been described as an integer overflow bug in Skia, an open source 2D...
Nearly 2,000 Citrix NetScaler Instances Hacked via Critical Vulnerability
Nearly 2,000 Citrix NetScaler instances have been compromised with a backdoor by weaponizing a recently disclosed critical security vulnerability as part of a large-scale attack. "An adversary appears to have exploited CVE-2023-3519 in an automated fashion, placing web shells on vulnerable...
Critical Zero-Days in Atera Windows Installers Expose Users to Privilege Escalation Attacks
Zero-day vulnerabilities in Windows Installers for the Atera remote monitoring and management software could act as a springboard to launch privilege escalation attacks. The flaws, discovered by Mandiant on February 28, 2023, have been assigned the identifiers CVE-2023-26077 and CVE-2023-26078,...
Android Issues Patches for 4 New Zero-Day Bugs Exploited in the Wild
Google on Wednesday updated its May 2021 Android Security Bulletin to disclose that four of the security vulnerabilities that were patched earlier this month by Arm and Qualcomm may have been exploited in the wild as zero-days. "There are indications that CVE-2021-1905, CVE-2021-1906,...
Immediately Patch Windows 0-Day Flaw That's Being Used to Spread Spyware
Get ready to install a fairly large batch of security patches onto your Windows computers. As part of its September Patch Tuesday, Microsoft has released a large batch of security updates to patch a total of 81 CVE-listed vulnerabilities, on all supported versions of Windows and other MS products...
New Capoae Malware Infiltrates WordPress Sites and Installs Backdoored Plugin
A recently discovered wave of malware attacks has been spotted using a variety of tactics to enslave susceptible machines with easy-to-guess administrative credentials to co-opt them into a network with the goal of illegally mining cryptocurrency. "The malware's primary tactic is to spread by...
Critical RCE Flaw Reported in MyBB Forum Software—Patch Your Sites
A pair of critical vulnerabilities in a popular bulletin board software called MyBB could have been chained together to achieve remote code execution RCE without the need for prior access to a privileged account. The flaws, which were discovered by independent security researchers Simon Scannell...
Industrial VPN Flaws Could Let Attackers Target Critical Infrastructures
Cybersecurity researchers have discovered critical vulnerabilities in industrial VPN implementations primarily used to provide remote access to operational technology OT networks that could allow hackers to overwrite data, execute malicious code, and compromise industrial control systems ICS. A n...
Android July 2019 Security Update Patches 33 New Vulnerabilities
Google has started rolling out this month's security updates for its mobile operating system platform to address a total of 33 new security vulnerabilities affecting Android devices, 9 of which have been rated critical in severity. The vulnerabilities affect various Android components, including...
Hackers Stole Customers' Credit Cards from 103 Checkers and Rally's Restaurants
If you have swiped your payment card at the popular Checkers and Rally's drive-through restaurant chains in past 2-3 years, you should immediately request your bank to block your card and notify it if you notice any suspicious transaction. Checkers, one of the largest drive-through restaurant...
CopyCat Android Rooting Malware Infected 14 Million Devices
A newly uncovered malware strain has already infected more than 14 Million Android devices around the world, earning its operators approximately $1.5 Million in fake ad revenues in just two months. Dubbed CopyCat, the malware has capabilities to root infected devices, establish persistency, and...
Kaseya Rules Out Supply-Chain Attack; Says VSA 0-Day Hit Its Customers Directly
U.S. technology firm Kaseya, which is firefighting the largest ever supply-chain ransomware strike on its VSA on-premises product, ruled out the possibility that its codebase was unauthorizedly tampered with to distribute malware. While initial reports raised speculations that REvil, the ransomwa...
SAD DNS — New Flaws Re-Enable DNS Cache Poisoning Attacks
A group of academics from the University of California and Tsinghua University has uncovered a series of critical security flaws that could lead to a revival of DNS cache poisoning attacks. Dubbed "SAD DNS attack" short for Side-channel AttackeD DNS, the technique makes it possible for a maliciou...
A Twitter Bug Left Android Users' Private Tweets Exposed For 4 Years
Twitter just admitted that the social network accidentally revealed some Android users' protected tweets to the public for more than 4 years — a kind of privacy blunder that you'd typically expect from Facebook. When you sign up for Twitter, all your Tweets are public by default, allowing anyone ...
Microsoft Releases Patches for 60 Flaws—Two Under Active Attack
Get your update caps on. Just a few minutes ago Microsoft released its latest monthly Patch Tuesday update for August 2018, patching a total of 60 vulnerabilities, of which 19 are rated as critical. The updates patch flaws in Microsoft Windows, Edge Browser, Internet Explorer, Office, ChakraCore,...
Z-Wave Downgrade Attack Left Over 100 Million IoT Devices Open to Hackers
Researchers have found that even after having an advanced encryption scheme in place, more than 100 million Internet-of-Things IoT devices from thousands of vendors are vulnerable to a downgrade attack that could allow attackers to gain unauthorized access to your devices. The issue resides in th...
Deadglyph: New Advanced Backdoor with Distinctive Malware Tactics
Cybersecurity researchers have discovered a previously undocumented advanced backdoor dubbed Deadglyph employed by a threat actor known as Stealth Falcon as part of a cyber espionage campaign. "Deadglyph's architecture is unusual as it consists of cooperating components – one a native x64 binary,...
Microsoft Warns of State-Sponsored Attacks Exploiting Critical PaperCut Vulnerability
Iranian nation-state groups have now joined financially motivated actors in actively exploiting a critical flaw in PaperCut print management software, Microsoft disclosed over the weekend. The tech giant's threat intelligence team said it observed both Mango Sandstorm Mercury and Mint Sandstorm...
Hackers Targeting Unpatched Atlassian Confluence Servers to Deploy Crypto Miners
A now-patched critical security flaw affecting Atlassian Confluence Server that came to light a few months ago is being actively exploited for illicit cryptocurrency mining on unpatched installations. "If left unremedied and successfully exploited, this vulnerability could be used for multiple an...
CISA Warns of Active Exploitation of Critical Spring4Shell Vulnerability
The U.S. Cybersecurity and Infrastructure Security Agency CISA on Monday added the recently disclosed remote code execution RCE vulnerability affecting the Spring Framework, to its Known Exploited Vulnerabilities Catalog based on "evidence of active exploitation." The critical severity flaw,...
23 Android Apps Expose Over 100,000,000 Users' Personal Data
Misconfigurations in multiple Android apps leaked sensitive data of more than 100 million users, potentially making them a lucrative target for malicious actors. "By not following best-practices when configuring and integrating third-party cloud-services into applications, millions of users'...
Zero-Day Alert: Google Issues Patch for New Chrome Vulnerability - Update Now!
Google on Monday released security updates to patch a high-severity flaw in its Chrome web browser that it said is being actively exploited in the wild. Tracked as CVE-2023-3079, the vulnerability has been described as a type confusion bug in the V8 JavaScript engine. Clement Lecigne of Google's...