Tag: dns
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Atroposia malware kit lowers the bar for cybercrime, and raises the stakes for enterprise defenders
Tags: apt, authentication, automation, ciso, credentials, crime, cybercrime, defense, detection, dns, endpoint, infrastructure, mail, malicious, malware, mfa, monitoring, rat, service, spam, threat, tool, update, vulnerabilityRAT toolkits proliferating: Atroposia is one of a growing number of RAT tools targeting enterprises; Varonis has also recently discovered SpamGPT and MatrixPDF, a spam-as-a-service platform and malicious PDF builder, respectively.Shipley noted that these types of packages which identify additional avenues to maintain persistence have been around for some time; Mirai, which goes back to…
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PoC code drops for remotely exploitable BIND 9 DNS flaw (CVE-2025-40778)
A high-severity vulnerability (CVE-2025-40778) affecting BIND 9 DNS resolvers could be leveraged by remote, unauthenticated attackers to manipulate DNS entries via cache … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2025/10/28/bind-9-vulnerability-cve-2025-40778-poc/
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Pi-hole XSS CVE-2025-53533: kritische Sicherheitslücke entdeckt
Pi-hole XSS CVE-2025-53533. In der DNS-Software in der Weboberfläche. Der Template-Fehler im Webfrontend kann gravierende Folgen haben. First seen on tarnkappe.info Jump to article: tarnkappe.info/artikel/cyberangriffe/pi-hole-xss-cve-2025-53533-kritische-sicherheitsluecke-entdeckt-322254.html
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New BIND 9 Security Flaw (CVE-2025-40778) Threatens Global DNS Infrastructure
A newly disclosed security flaw has put more than 706,000 BIND 9 DNS resolvers worldwide at risk of cache poisoning attacks, according to an advisory published by the Internet Systems Consortium (ISC) on October 22, 2025. The vulnerability, identified as CVE-2025-40778, carries a CVSS v3.1 severity score of 8.6 (High) and could enable remote attackers to inject forged DNS records into resolver caches.…
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It’s Always DNS: Lessons from the AWS Outage
In episode 404 (no pun intended!) we discuss the recurring issue of DNS outages, the recent Amazon AWS disruption, and what this reveals about our dependency on cloud services. The conversation touches on the need for tested business continuity plans, the implications of DNS failures, and the misconceptions around cloud infrastructure’s automatic failover capabilities. **……
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706,000+ BIND 9 DNS Resolvers Exposed to Cache Poisoning PoC Released
A critical vulnerability affecting more than 706,000 BIND 9 DNS resolvers worldwide has been disclosed with proof-of-concept exploit code now publicly available. The security flaw enables attackers to perform cache poisoning attacks by injecting malicious DNS records into vulnerable resolver caches, potentially redirecting users to attacker-controlled infrastructure. The vulnerability, tracked as CVE-2025-40778, was disclosed by…
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A single DNS race condition brought Amazon’s cloud empire to its knees
Fault in DynamoDB system cascaded through AWS services, knocking major sites offline for hours First seen on theregister.com Jump to article: www.theregister.com/2025/10/23/amazon_outage_postmortem/
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Amazon: This week’s AWS outage caused by major DNS failure
Amazon says a major DNS failure was behind a massive AWS (Amazon Web Services) outage that took down many websites and online services on Monday. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/technology/amazon-this-weeks-aws-outage-caused-by-major-dns-failure/
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Amazon Reveals Technical Fault Behind Widescale AWS Service Outage
Amazon Web Services experienced a major outage that affected millions of customers and Amazon’s own operations on October 19 and 20, 2025. The company has now confirmed that a DNS resolution issue with regional DynamoDB service endpoints was the root cause of the disruption, which lasted approximately two hours and thirty-five minutes. What Went Wrong…
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Cloud-Panne: AWS führt weltweite Ausfälle auf eine Race Condition zurück
Die Race Condition ist in einem fehlerhaften DNS-Eintrag gemündet – mit den bekannten Auswirkungen, die sich weltweit bemerkbar machten. First seen on golem.de Jump to article: www.golem.de/news/cloud-panne-aws-fuehrt-weltweite-ausfaelle-auf-eine-race-condition-zurueck-2510-201498.html
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When “It’s Always DNS” Becomes Your Security Advantage
Every network engineer knows the refrain: “It’s always DNS.” When websites won’t load, applications fail to connect, or mysterious outages emerge, the Domain Name System”, the internet’s essential address book”, is usually involved. For years, this made DNS a source of troubleshooting frustration. But as Infoblox demonstrated in their presentations to Security Field Day, there’s…
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DTTS – Zero Trust DNS Enforcement: Policy Violation Management
In a default-deny world, where only verified sources and verified destinations are allowed, which require a successful policy-allowed DNS resolution, many modern threats are mitigated, and there’s demonstrable value in choosing this path, including being able to enforce “My network, my rules” approach to egress control. However, in this world where existing applications need to…
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BIND 9 Vulnerabilities Expose DNS Servers to Cache Poisoning and DoS
The Internet Systems Consortium (ISC) has disclosed three critical vulnerabilities in BIND 9, the most widely deployed DNS software globally. All three vulnerabilities were publicly disclosed on October 22, 2025, affecting DNS resolvers and potentially impacting millions of users worldwide. Organizations running affected BIND 9 versions should prioritize immediate patching to prevent exploitation. The three…
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BIND 9 Vulnerabilities Expose DNS Servers to Cache Poisoning and DoS
The Internet Systems Consortium (ISC) has disclosed three critical vulnerabilities in BIND 9, the most widely deployed DNS software globally. All three vulnerabilities were publicly disclosed on October 22, 2025, affecting DNS resolvers and potentially impacting millions of users worldwide. Organizations running affected BIND 9 versions should prioritize immediate patching to prevent exploitation. The three…
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Cache poisoning vulnerabilities found in 2 DNS resolving apps
At least one CVE could weaken defenses put in place following 2008 disclosure. First seen on arstechnica.com Jump to article: arstechnica.com/security/2025/10/bind-warns-of-bugs-that-could-bring-dns-cache-attack-back-from-the-dead/
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CAASM and EASM: Top 12 attack surface discovery and management tools
Tags: access, ai, api, attack, automation, blockchain, business, cloud, control, corporate, credentials, cyber, cybersecurity, dark-web, data, data-breach, detection, dns, endpoint, exploit, framework, guide, hacking, HIPAA, incident response, infrastructure, intelligence, Internet, leak, marketplace, microsoft, monitoring, network, open-source, PCI, risk, risk-assessment, service, soc, software, supply-chain, technology, threat, tool, update, vulnerabilityCAASM and EASM tools for attack surface discovery and management: Periodic scans of the network are no longer sufficient for maintaining a hardened attack surface. Continuous monitoring for new assets and configuration drift are critical to ensure the security of corporate resources and customer data.New assets need to be identified and incorporated into the monitoring…
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Dead-Drop Resolvers: Malware’s Quiet Rendezvous and Why Adaptive Defense Matters
At this weekend’s BSides NYC, Dr. Jonathan Fuller, CISO of the U.S. Military Academy at West Point, delivered an extremely clear talk on how modern malware hides its command-and-control (C2) infrastructure through dead-drop resolvers. Fuller, who co-authored Georgia Tech’s VADER project, described how adversaries increasingly use public platforms-GitHub, Dropbox, Pastebin, even blockchain transactions-as-covert meeting points…
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AWS Resolves Major Outage After Nearly 24 Hours of Service Disruption
Amazon Web Services experienced a significant service disruption in its US-EAST-1 region that lasted nearly 24 hours, affecting over 140 services and causing widespread issues for customers worldwide. The outage began late on October 19, 2025, and was fully resolved by the afternoon of October 20. Root Cause Identified as DNS Resolution Issue The incident…
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AWS Resolves Major Outage After Nearly 24 Hours of Service Disruption
Amazon Web Services experienced a significant service disruption in its US-EAST-1 region that lasted nearly 24 hours, affecting over 140 services and causing widespread issues for customers worldwide. The outage began late on October 19, 2025, and was fully resolved by the afternoon of October 20. Root Cause Identified as DNS Resolution Issue The incident…
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DNS0.EU private DNS service shuts down over sustainability issues
The DNS0.EU non-profit public DNS service focused on European users announced its immediate shut down due to time and resource constraints. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/dns0eu-private-dns-service-shuts-down-over-sustainability-issues/
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AWS Partially Restores Service Affected by Global Outage
Cloud Giant Blames DNS Misconfiguration. Amazon Web Services is recovering from a service outage that affected its own services and dozens of its clients on Monday including websites of the British government. The cloud computing giant – the world’s largest – blamed a domain name system misconfiguration. First seen on govinfosecurity.com Jump to article: www.govinfosecurity.com/aws-partially-restores-service-affected-by-global-outage-a-29763
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Massive AWS Outage Halt The Internet Disrupting Snapchat, Prime Video, Canva, and More
A catastrophic Amazon Web Services (AWS) outage struck on October 20, 2025, bringing down major platforms like Snapchat, Amazon Prime Video, and Canva, and revealing the internet’s dangerous dependence on a single cloud provider. Starting at 12:11 a.m. PDT (12:41 p.m. IST), a DNS resolution failure in AWS’s US-East-1 region in Northern Virginia triggered widespread…
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AWS Partially Restores Service Impacted in Global Outage
Cloud Giant Blames DNS Misconfiguration. Amazon Web Services is recovering from a service outage that impacted its own services and dozens of its clients on Monday including websites of the British government. The cloud computing giant – the world’s largest – blamed a domain name system misconfiguration. First seen on govinfosecurity.com Jump to article: www.govinfosecurity.com/aws-partially-restores-service-impacted-in-global-outage-a-29763
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Major AWS outage across US-East region breaks half the internet
Amazon reports DNS issues hitting DynamoDB, leaving services from Roblox to McDonald’s struggling First seen on theregister.com Jump to article: www.theregister.com/2025/10/20/amazon_aws_outage/
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What the Huge AWS Outage Reveals About the Internet
Amazon Web Services experienced DNS resolution issues on Monday morning, taking down wide swaths of the web”, and highlighting a longstanding weakness in the internet’s infrastructure. First seen on wired.com Jump to article: www.wired.com/story/what-that-huge-aws-outage-reveals-about-the-internet/
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Amazon DNS outage breaks much of the internet
The outage affected websites like Coinbase and Fortnite, and disrupted services like Signal, Zoom and Amazon’s own products, including Ring. First seen on techcrunch.com Jump to article: techcrunch.com/2025/10/20/amazon-dns-outage-breaks-much-of-the-internet/
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DNS0 ist abgeschaltet. Ein Rückblick auf das kurze Leben des EU-finanzierten DNS-Resolvers.
Tags: dnsDNS0 ist Geschichte. Betreiber war eine französische Non-Profit-Organisation, 2022 gegründet von Romain”¯Cointepas und Olivier”¯Poitrey. First seen on tarnkappe.info Jump to article: tarnkappe.info/artikel/it-sicherheit/datenschutz/dns0-ist-abgeschaltet-ein-rueckblick-auf-das-kurze-leben-des-eu-finanzierten-dns-resolvers-321955.html
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TDL 007 – Cyber Warriors Digital Shadows: Insights from Canada’s Cybersecurity Leader
Tags: ai, awareness, backup, breach, browser, business, cio, ciso, communications, conference, control, corporate, country, cryptography, cyber, cybersecurity, dark-web, data, data-breach, defense, dns, email, encryption, finance, government, healthcare, identity, incident, infrastructure, intelligence, Internet, jobs, law, leak, linux, malicious, mfa, mitigation, network, organized, phone, privacy, ransom, ransomware, RedTeam, resilience, risk, risk-management, router, service, startup, strategy, supply-chain, switch, tactics, technology, theft, threat, tool, training, windowsSummary In this episode of The Defender’s Log, host David Redekop interviews Sami Khoury, the Senior Official for Cybersecurity for the Government of Canada. With a career spanning 33 years at the Communication Security Establishment (CSE), Khoury shares how a coincidental job application blossomed into a lifelong passion for national security. Khoury emphasizes that modern…
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There’s no such thing as quantum incident response and that changes everything
Tags: apple, attack, china, compliance, computer, cryptography, data, dns, encryption, finance, group, healthcare, incident response, Internet, linkedin, nist, PCI, risk, serviceStep one: Inventory your algorithms and data with a view towards which sensitive data ought to be protected with PQC. This is a data classification exercise where you need to add a column to track whether the datastore or application qualifies for PQC.Step two: Check your internet-facing assets to see which, if any, are already…
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There’s no such thing as quantum incident response and that changes everything
Tags: apple, attack, china, compliance, computer, cryptography, data, dns, encryption, finance, group, healthcare, incident response, Internet, linkedin, nist, PCI, risk, serviceStep one: Inventory your algorithms and data with a view towards which sensitive data ought to be protected with PQC. This is a data classification exercise where you need to add a column to track whether the datastore or application qualifies for PQC.Step two: Check your internet-facing assets to see which, if any, are already…