The Security Ledger

DECEMBER 29, 2021

Back in 2008, the late, great security researcher Dan Kaminsky discovered a serious security flaw in a ubiquitous Internet technology: the domain name system, or DNS. Mark Stanislav is a VP of Information Security at Gemini.

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DNS Internet Internet Cyber Attacks 98

Security Affairs

MAY 11, 2023

An attacker could also use these vulnerabilities to access and control networked smart devices (security cameras, thermostats, smart locks), change router settings including credentials or DNS settings, or use a compromised network to launch attacks against other devices or networks.” ” concludes the advisory.

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Hacking Firmware Authentication DNS 96

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 98

Security Affairs

JUNE 17, 2022

On March 25, Sophos announced to have fixed the authentication bypass vulnerability, tracked as CVE-2022-1040, that resides in the User Portal and Webadmin areas of Sophos Firewall. A remote attacker with access to the Firewall’s User Portal or Webadmin interface can exploit the flaw to bypass authentication and execute arbitrary code.

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Firewall DNS Authentication Malware 128

Security Affairs

SEPTEMBER 25, 2020

Two vulnerabilities can allow authenticated attackers with local access to the target devices to execute arbitrary code. One vulnerability can be exploited by an authenticated attacker to access some parts of the user interface they normally should not be able to access.

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Software DNS Wireless Advertising 99

Security Affairs

DECEMBER 12, 2021

ssh/authorized_keys file, the attacker can directly log into the remote server without password authentication. During this process, a number of DNS requests are generated.” After the public key is added to the ~/.ssh/authorized_keys Experts pointed out that Muhstik uses the TOR network for its reporting mechanism.

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Security Affairs

JUNE 27, 2019

Other issues included information disclosure and a flaw that allowed attackers to steal backups of the VM and its data. In April, the researcher Nick Cano discovered that BlueStacks versions prior than v4.90.0.1046 are affected by a DNS rebinding vulnerability that allowed attackers to gain access to the emulator’s IPC functions.

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Security Affairs

APRIL 21, 2022

Umbrella is Cisco’s cloud-based Secure Internet Gateway (SIG) platform that provides users with multiple levels of defense against internet-based threats. Umbrella integrates secure web gateway, firewall, DNS-layer security, and cloud access security broker (CASB) functionality to protect systems against threats.

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DNS Firewall Internet Internet 114

Security Affairs

JANUARY 23, 2022

The security provider also addressed two high-severity vulnerabilities in BIG-IQ centralized management and NGINX controller API management tracked as CVE-2022-23009 and CVE-2022-23008 respectively. The company has also addressed a low-severity vulnerability, tracked as CVE-2022-23032 , that can lead to a DNS rebinding attack.

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DNS Cybersecurity Authentication Hacking 98

Security Affairs

SEPTEMBER 21, 2019

In December 2017, the popular cryptocurrency exchange EtherDelta was hacked, attackers conducted a DNS attack that allowed to steal at least 308 ETH ($266,789 at the time of the hack) as well as a large number of tokens. Once gained the access the Cloudflare account they were able to lock out any other employee of the company.

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Hacking DNS Cryptocurrency Accountability 80

Pen Test Partners

SEPTEMBER 13, 2023

Section 3 Sensitive authentication data must now be encrypted or protected if stored before authorization. If using just passwords for authentication, service providers must change customer passwords every 90 days. Furthermore, success of all factors included in authentication must happen before authentication itself.

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Authentication Passwords Media Encryption 52

Security Affairs

AUGUST 25, 2021

The flaw, tracked as CVE-2021-23031, is a privilege escalation issue on BIG-IP Advanced Web Application Firewall (WAF) and Application Security Manager (ASM) Traffic Management User Interface (TMUI). According to the security advisory for CVE-2021-23031, only a limited number of customers are impacted by the issue in a critical mode.

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Authentication DNS Firewall Hacking 106

Security Affairs

SEPTEMBER 11, 2019

change DNS settings to hijack the traffic, perform MitM attacks). ” reads the security advisory. Anyone with access to the web-based management IP address can read the files without any authentication. The device leaks the MD5 hash of the device password by accessing the following URL without requiring any authentication.

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DNS Passwords Authentication Wireless 80

Security Affairs

MAY 6, 2023

Twitter confirmed that a security incident publicly exposed Circle tweets FBI seized other domains used by the shadow eBook library Z-Library WordPress Advanced Custom Fields plugin XSS exposes +2M sites to attacks Fortinet fixed two severe issues in FortiADC and FortiOS Pro-Russia group NoName took down multiple France sites, including the French (..)

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Data breaches Malware Mobile Spyware 95

Security Affairs

JUNE 20, 2022

Security Affairs is one of the finalists for the best European Cybersecurity Blogger Awards 2022 – VOTE FOR YOUR WINNERS.

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Spyware DNS Surveillance Ransomware 71

Security Affairs

JUNE 26, 2023

. “The malicious activity detailed in the detection included listing processes, network connectivity testing, gathering user and group information, mounting shares, enumeration of domain trust over WMI, and listing DNS zones over WMI.” ” reads the analysis published by the company.

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DNS Manufacturing Education Authentication 82

Lenny Zeltser

NOVEMBER 3, 2023

To increase the chances that the distributed security measures will be in effect, we can use a combination of three approaches: Enforce security expectations using technology to prevent insecure choices or actions. Monitor for gaps and take action when the right security steps aren’t taken.

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Security Affairs

OCTOBER 20, 2021

” The hacking group initially compromised one of the telecommunication companies by leveraging external DNS (eDNS) servers which are part of the General Packet Radio Service (GPRS) network. Crowdstrike collected evidence of the use of password-spraying attempts using extremely weak either third-party-focused passwords (i.e.

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Telecommunications Mobile Hacking Architecture 117

SecureWorld News

SEPTEMBER 7, 2023

Director of Information Security, State of Colorado Governor's Office of Information Technology; and Toby Zimmerer, Sr. As for the panel presentation at SecureWorld Denver , it features Edgar Acosta, Experienced Cybersecurity Professional (former CISO at DCP Midstream ); Craig Hurter, Sr. Demand and Delivery Director, Optiv.

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Encryption Technology Risk Architecture 89

Security Affairs

APRIL 26, 2022

us had stopped resolving; however, from historic DNS resolutions, we were able to identify 142.93.201[.]77 Goldbackdoor is executed as a PE file (portable executable), it includes a set of API keys used to authenticate against Azure and retrieve commands. The archive was hosted on the domain dailynk[.]us

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Malware DNS Phishing Authentication 75

Security Affairs

AUGUST 19, 2019

It allows users using web browsers to set up user accounts, Apache, DNS, file sharing and much more. This release includes several security fixes, including one potentially serious one caused by malicious code inserted into Webmin and Usermin at some point on our build infrastructure.” ” Webmin developers explained. “To

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Passwords System Administration Advertising DNS 80

Lenny Zeltser

APRIL 16, 2020

The tool’s documentation explains that SpiderFoot can gather details such as Whois, web pages, DNS, “spam blacklists, file meta data, threat intelligence lists,” and more. Watch out: If you don’t do this, the tool will not require any authentication: echo "myuser:My945^PassWass" > passwd.

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DNS Internet Internet Software 111

Security Affairs

OCTOBER 21, 2019

Each variant spotted by the experts was targeting different services and ports, including DNS over TCP (53), HTTP (80), HTTPS (443), Remote Desktop Protocol (3389) and Windows Remote Management (5985). are related to authentication and event logging.” “The functions targeted by skip-2.0 ” continues the analysis.

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Malware Passwords Advertising DNS 46

NopSec

FEBRUARY 15, 2017

What if the recipient is in a hurry and under a lot of stress – will they be aware of how sophisticated and authentic-looking a well-crafted whaling attack can be? In today’s post, we share information with the goal that it will help everyone in your organization protect themselves from phishing attacks.

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Phishing Social Engineering Engineering Healthcare 40

eSecurity Planet

APRIL 26, 2024

Server: Provides powerful computing and storage in local, cloud, and data center networks to run services (Active Directory, DNS, email, databases, apps). Unified threat management (UTM): Consolidates multiple perimeter and application security functions into an appliance suitable for small and mid-sized enterprises (SME).

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Architecture Network Security Firewall Risk 120

Security Affairs

JULY 28, 2022

Researchers from threat intelligence firm RiskIQ, using passive DNS data related to Knotweed attacks, linked the C2 infrastructure used by the malware since February 2020 to DSIRF. Enable multifactor authentication (MFA) to mitigate potentially compromised credentials and ensure that MFA is enforced for all remote connectivity.

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Surveillance Malware Authentication DNS 92

Cisco Security

AUGUST 28, 2023

XDR (eXtended Detection and Response) Integrations At Black Hat USA 2023, Cisco Secure was the official Mobile Device Management, DNS (Domain Name Service) and Malware Analysis Provider. SCA detected 289 alerts including Suspected Port Abuse, Internal Port Scanner, New Unusual DNS Resolver,and Protocol Violation (Geographic).

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Wireless DNS Mobile Technology 60

SecureWorld News

APRIL 30, 2023

Huge arrays of unstructured data utilized and modified by many users as well as the ever-growing complexity of attacks, lead to the fact that the usual means of protecting the perimeter of a corporate network no longer meet current information security requirements. What is Data-Centric Audit and Protection?

Technology 77

Technology Unstructured Data Data breaches Information Security 77

Duo's Security Blog

MAY 10, 2023

Effectively protecting complex networks against sophisticated phishing attacks involves a comprehensive security stack including multi-factor authentication (MFA) , single sign-on (SSO) , and domain name system (DNS) security. A shifting IT environment also contributes to complexity and expanding attack surface.

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Phishing DNS Authentication Risk 54

eSecurity Planet

DECEMBER 3, 2021

Here are the top Twitter accounts to follow for the latest commentary, research, and much-needed humor in the ever-evolving information security space. Read more: Top IT Asset Management Tools for Security. With deep industry experience, Jeremiah Grossman was the Information Security Officer for Yahoo!,

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Accountability Cybersecurity Penetration Testing InfoSec 139

Security Affairs

JUNE 14, 2023

or face the risk of authenticated users (think of standard e-commerce customers) achieving total control of websites by exploiting Broken Access Control — the most severe of OWASP’s Top 10 risks. Some are less obvious, such as ensuring sound DNS security through solutions like Cisco Umbrella or DNSFilter.

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Malware DNS Software Penetration Testing 86

eSecurity Planet

MAY 28, 2021

Also Read: Remote Work Security | Top Priorities & Projects for 2021. The truth is that solutions like single sign-on (SSO) and multi-factor authentication (MFA) can spell disaster if initial access is all a malicious actor needs to traverse the network’s resources. Also Read: How to Prevent DNS Attacks.

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Software DNS Firmware VPN 119

Security Affairs

AUGUST 19, 2019

The emails are designed in a way that it appears to be authentic or belonging from a real business or authoritative source. People fell prey for these manipulative emails and provide confidential details like passwords and bank information in their negligence. Use Two Factor Authentication. Fraudulent Email Receptionists.

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Phishing Accountability Authentication Passwords 90

Daniel Miessler

MAY 8, 2020

Get their passwords changed (see above), and enable two-factor authentication. Change your DNS to 1.1.1.2, Next, you can consider changing your DNS settings on all your devices to use those by Cloudflare. Next come your social media accounts, and then any accounts that control IoT systems in your house. or 1.1.1.3

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Passwords DNS Accountability IoT 255

Cisco Security

MAY 27, 2022

Malware Threat Intelligence made easy and available, with Cisco Secure Malware Analytics and SecureX by Ben Greenbaum . In addition to the Meraki networking gear, Cisco Secure also shipped two Umbrella DNS virtual appliances to Black Hat Asia, for internal network visibility with redundancy, in addition to providing: .

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Malware Accountability DNS Technology 72

Security Affairs

DECEMBER 20, 2019

For this reason, we decided to dig into this piece of malware and figure out its inner secrets, uncovering a modular architecture with advanced offensive capabilities, such as the presence of functionalities able to deal with multi-factor authentication (MFA). The “Dns” Plugin. The DnsPlugin handles the machine’s DNS configuration.

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Malware DNS Architecture Advertising 60

Cisco Security

MAY 26, 2022

Not only that, because of the training events happening during the week, as well as TWO dedicated SSIDs for the Registration and lead tracking iOS devices (more of which later), one for initial provisioning (which was later turned off), and one for certificated based authentication, for a very secure connection. Network Visibility.

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Wireless Mobile Engineering Firewall 81