Heimadal Security

NOVEMBER 1, 2022

A ‘DNS server’, also known as ‘name server’ or ‘domain name system server’ is a computer server that stores a database of hostnames and their corresponding IP addresses and in most situations resolves or translates those names to the requested IP addresses. The post What Is a DNS Server?

DNS 87

DNS Software 87

Security Boulevard

JUNE 9, 2022

Key Features of this attack: The new malware is a.NET based DNS Backdoor which is a customized version of the open source tool “DIG.net”. The malware leverages a DNS attack technique called "DNS Hijacking" in which an attacker- controlled DNS server manipulates the response of DNS queries and resolve them as per their malicious requirements.

DNS 98

DNS Energy and Utilities Malware Telecommunications 98

Security Affairs

MARCH 28, 2024

Cisco addressed multiple vulnerabilities in IOS and IOS XE software that can be exploited to trigger a denial-of-service (DoS) condition. Cisco this week released patches to address multiple IOS and IOS XE software vulnerabilities. An unauthenticated, remote attacker can trigger the flaw to cause an affected device to reload.

Software 115

Software Wireless DNS Internet 115

eSecurity Planet

MAY 3, 2022

Security researchers have uncovered a critical vulnerability that could lead to DNS spoofing attacks in two popular C standard libraries that provide functions for common DNS operations. Also read: Best Patch Management Software & Tools. Understanding DNS Spoofing Attacks. Also read: How to Prevent DNS Attacks.

DNS 116

DNS Risk Firmware IoT 116

Cisco Security

MARCH 23, 2021

This is what we covered in part one of this Threat Trends release on DNS Security, using data from Cisco Umbrella , our cloud-native security service. This time we’ll be comparing yearly totals of DNS traffic to malicious sites, by industry. As in part one, we’ll be looking at data covering the calendar year of 2020.

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DNS Financial Services Manufacturing Healthcare 137

Threatpost

JANUARY 19, 2021

Seven flaws in open-source software Dnsmasq could allow DNS cache poisoning attacks and remote code execution.

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DNS Software 129

We Live Security

JANUARY 20, 2021

Security flaws in a widely used DNS software package could allow attackers to send users to malicious websites or to remotely hijack their devices. The post DNSpooq bugs expose millions of devices to DNS cache poisoning appeared first on WeLiveSecurity.

DNS 97

DNS Software 97

Security Affairs

JULY 22, 2021

Multiple major websites, including Steam, AWS, Amazon, Google, and Salesforce, went offline due to Akamai DNS global outage. A software configuration update triggered a bug in the Akamai DNS which took offline major websites, including Steam, the PlayStation Network, AWS, Google, and Salesforce. SecurityAffairs – hacking, DNS).

Software 123

Software DNS DDOS Technology 123

Bleeping Computer

MARCH 20, 2021

Microsoft is testing a fix for performance issues in Microsoft Edge's DNS-over-HTTPS feature and has once again enabled a list of suggested DoH servers. [.].

DNS 125

DNS Software 125

SecureList

DECEMBER 6, 2023

Illegally distributed software historically has served as a way to sneak malware onto victims’ devices. Snippet of the update function (MD5: 063d956b55da0d18f3f732c2bbd4bc28) Older versions obtain a C&C IP address by means of a regular DNS request rather than DoH. akamaized[.]ca akamaized[.]ca:6101/strvn ca:6101/strvn

Software 85

Software DNS Malware Mobile 85

SecureList

JANUARY 22, 2024

We recently caught sight of a new, hitherto unknown, macOS malware family that was piggybacking on cracked software. With this URL, the sample made a request to a DNS server as an attempt to get a TXT record for the domain. The threat proved far more potent than an unauthorized proxy server installation.

Software 102

Software Computers and Electronics DNS Malware 102

Penetration Testing

MAY 13, 2024

PowerDNS, a widely used open-source DNS software provider, has issued a security advisory regarding a vulnerability (CVE-2024-25581) in its DNSdist software versions 1.9.0 through 1.9.3.

Penetration Testing 67

Penetration Testing DNS Software 67

Krebs on Security

MARCH 11, 2022

John Todd is general manager of Quad9 , a free “anycast” DNS platform. DNS stands for Domain Name System, which is like a globally distributed phone book for the Internet that maps human-friendly website names (example.com) to numeric Internet addresses (8.8.4.4.) that are easier for computers to manage.

DNS 273

DNS Internet Internet Phishing 273

Krebs on Security

SEPTEMBER 6, 2021

Six years later, a review of the social media postings from this group shows they are prospering, while rather poorly hiding their activities behind a software development firm in Lahore that has secretly enabled an entire generation of spammers and scammers. One of several current Fudtools sites run by The Manipulaters.

Software 239

Software Phishing Cybercrime Accountability 239

Security Affairs

APRIL 7, 2024

The flaw affects multiple D-Link NAS devices, including models DNS-340L, DNS-320L, DNS-327L, and DNS-325. The flaw impacts the following devices: DNS-320L Version 1.11, Version 1.03.0904.2013, Version 1.01.0702.2013 DNS-325 Version 1.01 DNS-327L Version 1.09, Version 1.00.0409.2013 DNS-340L Version 1.08

Internet 133

Internet Internet DNS Hacking 133

Dark Reading

JANUARY 19, 2021

Seven flaws in DNSMasq have limited impact, but in combination they could be chained to create a multistaged attack.

DNS 142

DNS Software 142

eSecurity Planet

DECEMBER 20, 2023

per year Tenable Tenable One, an exposure management platform Identifies assets using DNS records, IP addresses, and ASN, and provides over 180 metadata fields Tenable Attack Surface Management, Add-on for Splunk ISO/IEC 27001/27002 $5,290 – $15,076.50

Software 106

Software Risk Architecture Internet 106

Krebs on Security

MARCH 9, 2021

On the off chance you were looking for more security to-dos from Microsoft today…the company released software updates to plug more than 82 security flaws in Windows and other supported software. “There is the outside chance this could be wormable between DNS servers,” warned Trend Micro’s Dustin Childs.

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DNS Internet Internet Software 317

Security Affairs

AUGUST 9, 2018

The Internet Systems Consortium (ISC) announced the presence of a serious flaw in the BIND DNS software that can be exploited by remote attackers to cause a denial-of-service (DoS) condition. The “deny-answer-aliases” feature is was implemented to help recursive server operators protect users against DNS rebinding attacks.

DNS 45

DNS Software Advertising Internet 45

Security Boulevard

JANUARY 31, 2024

It was DNS. It’s always DNS: Government ministry denies hackers hacked its network infrastructure. The post Russian Internet Outage: DNSSEC Oops or Ukraine Hack? appeared first on Security Boulevard.

Internet 89

Internet Internet DNS Hacking 89

SecureList

DECEMBER 18, 2020

An unknown attacker, referred to as UNC2452 or DarkHalo planted a backdoor in the SolarWinds Orion IT software. In the initial phases, the Sunburst malware talks to the C&C server by sending encoded DNS requests. Our colleagues from FireEye published several DNS requests that supposedly led to CNAME responses on Github: [link].

DNS 74

DNS Telecommunications Malware Encryption 74

Security Affairs

SEPTEMBER 25, 2020

Cisco patched 34 high-severity flaws affecting its IOS and IOS XE software, some of them can be exploited by a remote unauthenticated attacker. Cisco on Thursday released security patches for 34 high-severity vulnerabilities affecting its IOS and IOS XE software. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

Software 97

Software DNS Wireless Advertising 97

Security Boulevard

FEBRUARY 23, 2023

Thankfully, nearly all malware depends on DNS at some point in their kill chain, making the protocol a critical vector for shutting down these threats. Some of the common forms these DNS-based attacks can take include: DNS spoofing: A malicious actor alters DNS records to redirect traffic to a fake website or server.

Antivirus 98

Antivirus DNS Threat Detection Small Business 98

CSO Magazine

JANUARY 19, 2021

Security researchers have found several serious vulnerabilities in dnsmasq, a utility used in many Linux-based systems, especially routers and other IoT devices, to provide DNS services. Dnsmasq is a lightweight tool that provides DNS caching, DNS forwarding and DHCP (Dynamic Host Configuration Protocol) services.

DNS 104

DNS CSO IoT Software 104

Krebs on Security

APRIL 9, 2024

Although to be fair, it would be tough for Microsoft to eclipse the number of vulnerabilities fixed in this month’s patch batch — a record 147 flaws in Windows and related software. Yes, you read that right. “As far as I can tell, it’s the largest Patch Tuesday release from Microsoft of all time.”

DNS 241

DNS Social Engineering Malware Media 241

Malwarebytes

FEBRUARY 9, 2023

Block device access to specified software applications, though this does not include cloud applications. Find the Rules tab near the top and click “New” Rules in Application Block for Nebula define which software applications and executables are blocked across your endpoints. Let’s dive in to see how it works!

Software 64

Software DNS Risk Network Security 64

Security Affairs

JULY 15, 2020

Security researchers discovered another malware family delivered through tax software that some businesses operating in China are required to install. Security researchers at Trustwave have discovered another malware family delivered through tax software that Chinese banks require companies operating in the country to install.

Software 82

Software Malware Banking Advertising 82

Malwarebytes

MAY 4, 2022

Researchers have found a vulnerability in a popular C standard library in IoT products that could allow attackers to perform DNS poisoning attacks against a target device. These functions can be called upon when needed so they do not have to be included in the code of the software that uses it. DNS poisoning. The vulnerability.

IoT 113

IoT DNS Risk Internet 113

Malwarebytes

JUNE 6, 2022

Last week on Malwarebytes Labs: Intuit phish says “We have put a temporary hold on your account” The Quad commits to strengthening cybersecurity in software, supply chains Double-whammy attack follows fake Covid alert with a bogus bank call Microsoft Office zero-day “Follina”—it’s not a bug, it’s a feature! (It’s

DNS 122

DNS Internet Internet Phishing 122

Security Boulevard

JULY 28, 2021

Previously, Akamai's traffic-steering capabilities were mainly focused on DNS-based routing. The post Software-Defined Networking Concept Adoption at Akamai appeared first on Security Boulevard.

Software 52

Software DNS Engineering Technology 52

Google Security

OCTOBER 9, 2020

Posted by Abhishek Arya, Chrome Security team Open source software is the foundation of many modern software products. For Android, the interns contributed several new fuzzers for uncovered areas - network protocols such as pppd and dns , audio codecs like monoblend , g722 , and android framework.

Software 76

Software DNS Media Internet 76

Tech Republic Security

JUNE 8, 2022

Getflix Smart DNS & VPN has you covered. Need to be able to work from anywhere without compromising on security or speed? The post Work smarter and safer from anywhere with Getflix VPN appeared first on TechRepublic.

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VPN DNS Software Network Security 125

Security Boulevard

JUNE 22, 2023

Securing SMB Success: The Indispensable Role of Protective DNS Cyber attacks pose as much risk to small and medium-sized businesses (SMBs) as they do to large organizations — if not more. Implementing a Domain Name Service (DNS) security solution is the most efficient way to protect your business against a wide variety of attacks.

DNS 59

DNS Small Business Cyber Attacks Antivirus 59

Security Affairs

FEBRUARY 17, 2022

Cisco ESA products are affected by a DoS vulnerability, tracked as CVE-2022-20653 , that resides in the DNS-based Authentication of Named Entities (DANE) email verification component of Cisco AsyncOS Software for ESA. “This vulnerability is due to insufficient error handling in DNS name resolution by the affected software.

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DNS Software Authentication Hacking 95

eSecurity Planet

APRIL 14, 2023

The company also offers a range of additional cybersecurity solutions, including DDoS protection, web application firewalls, and DNS services. Key Features of Bot Protection Software There are a number of key features a bot protection solution should include to protect your web-facing assets.

Software 96

Software DDOS Accountability Firewall 96

Heimadal Security

DECEMBER 22, 2022

‘Pharming’ is a type of cyberattack that uses malicious software to redirect traffic from a seemingly legitimate website to a fake one belonging to an attacker. For a pharming attack to be successful, the attacker must either modify the hosts file on the victim’s computer or take advantage of a vulnerability in the DNS server […].

DNS 88

DNS Software Cybersecurity 88

Security Affairs

FEBRUARY 12, 2024

DNS Spoofing DNS (Domain Name System) is like the internet’s phone book, translating domain names into IP addresses. Hackers can manipulate DNS settings to redirect your internet traffic to malicious websites, even if you entered the correct web address.

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DNS VPN Encryption Passwords 123