CVE-2023-40385

This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Sonoma 14, Safari 17, iOS 17 and iPadOS 17. A remote attacker may be able to view leaked DNS queries with Private Relay turned on...

About the security content of Safari 17

About the security content of Safari 17 This document describes the security content of Safari 17. About Apple security updates For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available...

How to track the Citrix Gateway Service Points-of-Presence(PoP) of active HDX session

Citrix Gateway Service is designed to operate across multiple Points of Presence POPs in order to enhance availability and performance. In the event that a POP goes down or experiences connectivity degradation beyond specified thresholds. Citrix Optimal Gateway Routing responds to subsequent DNS...

Design/Logic Flaw

Graylog is a free and open log management platform. Graylog makes use of only one single source port for DNS queries. Graylog binds a single socket for outgoing DNS queries and while that socket is bound to a random port number it is never changed again. This goes against recommended practice sin...

CVE-2023-41045 Insecure source port usage for DNS queries in Graylog

Graylog is a free and open log management platform. Graylog makes use of only one single source port for DNS queries. Graylog binds a single socket for outgoing DNS queries and while that socket is bound to a random port number it is never changed again. This goes against recommended practice sin...

CVE-2023-41045 Insecure source port usage for DNS queries in Graylog

Graylog is a free and open log management platform. Graylog makes use of only one single source port for DNS queries. Graylog binds a single socket for outgoing DNS queries and while that socket is bound to a random port number it is never changed again. This goes against recommended practice sin...

Microsoft Azure Subdomain Scanner / Enumerator

Background: Microsoft makes use of a number of different domains and subdomains for each of their Azure services. From SQL databases to SharePoint drives, each service maps to its respective domain/subdomain, and with the proper toolset, these can be identified through DNS enumeration to yield...

Cloudflare Tunnel increasingly abused by cybercriminals

Cloudflare Tunnel provides you with a secure way to connect your resources to Cloudflare without a publicly routable IP address. Cybercriminals are increasingly using this service to keep their activities from being detected. Cloudflare Tunnel, also known by its executable name, Cloudflared,...

CVE-2023-2754

The Cloudflare WARP client for Windows assigns loopback IPv4 addresses for the DNS Servers, since WARP acts as local DNS server that performs DNS queries in a secure manner, however, if a user is connected to WARP over an IPv6-capable network, te WARP client did not assign loopback IPv6 addresses...

Design/Logic Flaw

The Cloudflare WARP client for Windows assigns loopback IPv4 addresses for the DNS Servers, since WARP acts as local DNS server that performs DNS queries in a secure manner, however, if a user is connected to WARP over an IPv6-capable network, te WARP client did not assign loopback IPv6 addresses...

CVE-2023-2754 Plaintext transmission of DNS requests in Windows 1.1.1.1 WARP client

The Cloudflare WARP client for Windows assigns loopback IPv4 addresses for the DNS Servers, since WARP acts as local DNS server that performs DNS queries in a secure manner, however, if a user is connected to WARP over an IPv6-capable network, te WARP client did not assign loopback IPv6 addresses...

CVE-2023-2754

The Cloudflare WARP client for Windows assigns loopback IPv4 addresses for the DNS Servers, since WARP acts as local DNS server that performs DNS queries in a secure manner, however, if a user is connected to WARP over an IPv6-capable network, te WARP client did not assign loopback IPv6 addresses...

PT-2023-21198 · Cloudflare · Cloudflare Warp Client For Windows

Name of the Vulnerable Software and Affected Versions: Cloudflare WARP client for Windows affected versions not specified Description: The Cloudflare WARP client for Windows assigns loopback IPv4 addresses for the DNS Servers, as it acts as a local DNS server that performs DNS queries in a secure...

CVE-2023-31147

c-ares is an asynchronous resolver library. When /dev/urandom or RtlGenRandom are unavailable, c-ares uses rand to generate random numbers used for DNS query ids. This is not a CSPRNG, and it is also not seeded by srand so will generate predictable output. Input from the random number generator i...

K16841: GNU C Library (glibc) vulnerability CVE-2013-7423

Security Advisory Description The senddg function in resolv/ressend.c in GNU C Library aka glibc or libc6 before 2.20 does not properly reuse file descriptors, which allows remote attackers to send DNS queries to unintended locations via a large number of request that trigger a call to the...

K23022557: The BIG-IP system may respond with the NXDOMAIN status when it receives a DNS query of a certain type on a CNAME wide IP

Security Advisory Description The BIG-IP system may respond with the NXDOMAIN status when it receives a DNS query on a CNAME wide IP. This issue occurs when all of the following conditions are met: The BIG-IP system is configured with a CNAME wide IP. For example: test.example.com The BIG-IP syst...

K14204: BIND vulnerability CVE-2011-4313

Security Advisory Description ISC reports that query.c in BIND may allow remote attackers to cause a denial-of-service assertion failure and named exit. The vulnerability uses unknown vectors related to recursive DNS queries, error logging, and the caching of an invalid record by the resolver. Th...

SUSE CVE-2006-4251

Buffer overflow in PowerDNS Recursor 3.1.3 and earlier might allow remote attackers to execute arbitrary code via a malformed TCP DNS query that prevents Recursor from properly calculating the TCP DNS query length...

SUSE CVE-2018-1000135

GNOME NetworkManager version 1.10.2 and earlier contains a Information Exposure CWE-200 vulnerability in DNS resolver that can result in Private DNS queries leaked to local network's DNS servers, while on VPN. This vulnerability appears to have been fixed in Some Ubuntu 16.04 packages were fixed,...

Beyond the basics: Implementing an active defense

Active defense a key approach to protecting against major threats Having an active defense posture, where the defenders actively use threat intelligence and their own environment telemetry to uncover potential compromises, is the next stage in the cyber security maturity road. Instead of waiting...