Learn How Trillions of DNS Requests Help Improve Security

Akamai's global platform is comprised of 240,000 servers in 3,750 locations within 134 countries. Additionally, our platform interacts with 1.3 billion client devices every day and we ingest 2.5 exabytes of data a year. So why are these stats important? The answer is that this visibility provides...

CVE-2018-5505

On F5 BIG-IP versions 13.1.0 - 13.1.0.3, when ASM and AVR are both provisioned, TMM may restart while processing DNS requests when the virtual server is configured with a DNS profile and the Protocol setting is set to TCP...

CVE-2018-5505

On F5 BIG-IP versions 13.1.0 - 13.1.0.3, when ASM and AVR are both provisioned, TMM may restart while processing DNS requests when the virtual server is configured with a DNS profile and the Protocol setting is set to TCP...

CVE-2018-5505

On F5 BIG-IP versions 13.1.0 - 13.1.0.3, when ASM and AVR are both provisioned, TMM may restart while processing DNS requests when the virtual server is configured with a DNS profile and the Protocol setting is set to TCP...

Tinysvcmdns Multi-label DNS Heap Overflow Vulnerability(CVE-2017-12087)

Summary An exploitable heap overflow vulnerability exists in the tinysvcmdns library version 2016-07-18. A specially crafted packet can make the library overwrite an arbitrary amount of data on the heap with attacker controlled values. An attacker needs send a dns packet to trigger this...

IT threat evolution Q3 2017

Targeted attacks and malware campaigns Re-enter the dragon In July, we reported on the recent activities of a targeted attack group called 'Spring Dragon' also known as LotusBlossom, whose activities data back to 2012. Spring Dragon makes extensive use of spear-phishing and watering-hole attacks...

USN-3430-2: Dnsmasq vulnerabilities

USN-3430-1 fixed several vulnerabilities in Dnsmasq. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher discovered that Dnsmasq incorrectly handled DNS requests. A remote attacker could...

Ubuntu 14.04 LTS / 16.04 LTS : Dnsmasq vulnerabilities (USN-3430-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3430-1 advisory. Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher discovered that Dnsmasq incorrectly handled DNS requests. A remote attacke...

[SECURITY] Fedora 26 Update: mingw-c-ares-1.13.0-1.fc26

c-ares is a C library that performs DNS requests and name resolves asynchronously. c-ares is a fork of the library named 'ares', written by Greg Hudson at MIT...

U.S. Dept Of Defense: Remote Code Execution (RCE) in a DoD website

Summary: One of the DoD applications uses a java library which is vulnerable to expression language injection. Using only an URL I was able to inject java code. I made a simple PoC that requests a name resolution to a DNS server. Description: The application at https://███ uses Primefaces version...

Network OSINT Gathering Tool: XRay

XRay is a tool for network OSINT gathering, its goal is to make some of the initial tasks of information gathering and network mapping automatic. How Does it Work? XRay is a very simple tool, it works this way: 1. It’ll bruteforce subdomains using a wordlist and DNS requests. 2. For every...

[SECURITY] Fedora 25 Update: c-ares-1.13.0-1.fc25

c-ares is a C library that performs DNS requests and name resolves asynchronously. c-ares is a fork of the library named 'ares', written by Greg Hudson at MIT...

[SECURITY] Fedora 26 Update: c-ares-1.13.0-1.fc26

c-ares is a C library that performs DNS requests and name resolves asynchronously. c-ares is a fork of the library named 'ares', written by Greg Hudson at MIT...

Introducing Monitor.app for macOS

UPDATE 2 Oct. 24, 2018: Monitor.app now supports macOS 10.14. UPDATE April 4, 2018: Monitor.app now supports macOS 10.13. As a malware analyst or systems programmer, having a suite of solid dynamic analysis tools is vital to being quick and effective. These tools enable us to understand malware...

Introducing Monitor.app for macOS

As a malware analyst or systems programmer, having a suite of solid dynamic analysis tools is vital to being quick and effective. These tools enable us to understand malware capabilities and undocumented components of the operating system. One obvious tool that comes to mind is Procmon from the...

[SECURITY] Fedora 23 Update: mingw-c-ares-1.12.0-1.fc23

c-ares is a C library that performs DNS requests and name resolves asynchronously. c-ares is a fork of the library named 'ares', written by Greg Hudson at MIT...

[SECURITY] Fedora 24 Update: mingw-c-ares-1.12.0-1.fc24

c-ares is a C library that performs DNS requests and name resolves asynchronously. c-ares is a fork of the library named 'ares', written by Greg Hudson at MIT...

[SECURITY] Fedora 25 Update: mingw-c-ares-1.12.0-1.fc25

c-ares is a C library that performs DNS requests and name resolves asynchronously. c-ares is a fork of the library named 'ares', written by Greg Hudson at MIT...

[SECURITY] Fedora 25 Update: c-ares-1.12.0-1.fc25

c-ares is a C library that performs DNS requests and name resolves asynchronously. c-ares is a fork of the library named 'ares', written by Greg Hudson at MIT...

The vulnerability of the BIND Server software allows a malicious attacker to compromise the accessibility of protected information.

A vulnerability exists in the prefetch function of ISC BIND 9.10.0. If the ability to make recursive requests to the name server is enabled, it allows a malicious actor to trigger a service failure a failure in the REQUIRE assertion and the termination of the daemon through a DNS request that...