CVE-2021-0334

In onTargetSelected of ResolverActivity.java, there is a possible settings bypass allowing an app to become the default handler for arbitrary domains. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product:...

CVE-2020-14312

A flaw was found in the default configuration of dnsmasq, as shipped with Fedora versions prior to 31 and in all versions Red Hat Enterprise Linux, where it listens on any interface and accepts queries from addresses outside of its local subnet. In particular, the option local-service is not...

DEBIAN-CVE-2020-14312

A flaw was found in the default configuration of dnsmasq, as shipped with Fedora versions prior to 31 and in all versions Red Hat Enterprise Linux, where it listens on any interface and accepts queries from addresses outside of its local subnet. In particular, the option local-service is not...

UBUNTU-CVE-2020-14312

A flaw was found in the default configuration of dnsmasq, as shipped with Fedora versions prior to 31 and in all versions Red Hat Enterprise Linux, where it listens on any interface and accepts queries from addresses outside of its local subnet. In particular, the option local-service is not...

CVE-2020-14312

A flaw was found in the default configuration of dnsmasq, as shipped with Fedora versions prior to 31 and in all versions Red Hat Enterprise Linux, where it listens on any interface and accepts queries from addresses outside of its local subnet. In particular, the option local-service is not...

CVE-2020-14312

CVE-2020-14312 affects dnsmasq in Fedora versions prior to 31 and all Red Hat Enterprise Linux versions. The issue is a default configuration flaw where dnsmasq listens on any interface and does not enable the local-service option, effectively making it an open resolver accessible from arbitrary ...

CVE-2020-14312: Improper Access Control

A flaw was found in the default configuration of dnsmasq, as shipped with Fedora versions prior to 31 and in all versions Red Hat Enterprise Linux, where it listens on any interface and accepts queries from addresses outside of its local subnet. In particular, the option local-service is not...

NSA Suggests Enterprises Use 'Designated' DNS-over-HTTPS' Resolvers

The U.S. National Security Agency NSA on Friday said DNS over HTTPS DoH — if configured appropriately in enterprise environments — can help prevent "numerous" initial access, command-and-control, and exfiltration techniques used by threat actors. "DNS over Hypertext Transfer Protocol over Transpo...

c-ares: Denial of service

Background c-ares is an asynchronous resolver library. Description It was discovered that c-ares incorrectly handled certain DNS requests. Impact A remote attacker, able to trigger a DNS request for a host of their choice by an application linked against c-ares, could possibly cause a Denial of...

Talos tools of the trade

By Andrea Marcelli and Holger Unterbrink. If you're looking for something to keep you busy while we're all stuck inside during the holidays, Cisco Talos has a few tools for you you can play with in the coming days and weeks. We recently updated GhIDA to work with the latest version of IDA and we...

Smart DNS: Delivering the Best Subscriber Experience

This is the second in a series of blog posts that discuss how smart DNS resolvers can enhance ongoing network transformation efforts such as the transition to 5G, better integration of Wi-Fi, and new network designs that optimize the edge to improve the subscriber experience, service delivery, an...

Microsoft Guidance for Addressing Spoofing Vulnerability in DNS Resolver

Microsoft is aware of a vulnerability involving DNS cache poisoning caused by IP fragmentation that affects Windows DNS Resolver. An attacker who successfully exploited this vulnerability could spoof the DNS packet which can be cached by the DNS Forwarder or the DNS Resolver. For more information...

Updated firefox and nss packages fix security vulnerabilities

When drawing a transparent image on top of an unknown cross-origin image, the Skia library drawImage function took a variable amount of time depending on the content of the underlying image. This resulted in potential cross-origin information exposure of image content through timing side-channel...

glibc security, bug fix, and enhancement update

2.28-127.0.1 - add Ampere emag to tunable cpu list Patrick McGehearty - add optimized memset for emag - add an ASIMD variant of strlen for falkor - Orabug: 2700101. - Modify glibc-ora28849085.patch so it works with RHCK kernels. - Orabug: 28849085. - Make IOfunlockfile match funlockfile and...

Moderate: Red Hat Security Advisory: bind security, bug fix, and enhancement update

An update for bind is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the C...

ASB-A-161362564

In sendvc of ressend.cpp, there is a possible out of bounds read due to an incorrect bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation...

Dynamic Data Resolver - Version 1.0.1 beta

By Holger Unterbrink. Cisco Talos is releasing a new beta version of Dynamic Data Resolver DDR today. This release comes with a new architecture for samples using multi-threading. The process and thread tracing has been completely reimplemented. We also fixed a few bugs and memory leaks. Another...

CVE-2020-15157

In containerd an industry-standard container runtime before version 1.2.14 there is a credential leaking vulnerability. If a container image manifest in the OCI Image format or Docker Image V2 Schema 2 format includes a URL for the location of a specific image layer otherwise known as a “foreign...

CVE-2020-15157

In containerd an industry-standard container runtime before version 1.2.14 there is a credential leaking vulnerability. If a container image manifest in the OCI Image format or Docker Image V2 Schema 2 format includes a URL for the location of a specific image layer otherwise known as a “foreign...

CVE-2020-15157

In containerd an industry-standard container runtime before version 1.2.14 there is a credential leaking vulnerability. If a container image manifest in the OCI Image format or Docker Image V2 Schema 2 format includes a URL for the location of a specific image layer otherwise known as a “foreign...