EUVD-2017-6570

Malware in sbrugna...

DNSSEC NSEC. The accidental treasure map to your subdomains

TL;DR: DNSSEC secures DNS but may unintentionally expose domain structures via NSEC/NSEC3 records, enabling zone walking to enumerate subdomains. NSEC openly lists domain names, making enumeration easy. NSEC3 hashes names, making enumeration harder, but attackers can still crack weak...

Linux Distros Unpatched Vulnerability : CVE-2017-15105

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in the way unbound before 1.6.8 validated wildcard-synthesized NSEC records. An improperly validated wildcard NSEC record could be used to prov...

DNSJava DNSSEC Bypass

Summary Records in DNS replies are not checked for their relevance to the query, allowing an attacker to respond with RRs from different zones. Details DNS Messages are not authenticated. They do not guarantee that - received RRs are authentic - not received RRs do not exist - all or any received...

CVE-2023-2829 Malformed NSEC records can cause named to terminate unexpectedly when synth-from-dnssec is enabled

A named instance configured to run as a DNSSEC-validating recursive resolver with the Aggressive Use of DNSSEC-Validated Cache RFC 8198 option synth-from-dnssec enabled can be remotely terminated using a zone with a malformed NSEC record. This issue affects BIND 9 versions 9.16.8-S1 through...

CVE-2023-2829 Malformed NSEC records can cause named to terminate unexpectedly when synth-from-dnssec is enabled

A named instance configured to run as a DNSSEC-validating recursive resolver with the Aggressive Use of DNSSEC-Validated Cache RFC 8198 option synth-from-dnssec enabled can be remotely terminated using a zone with a malformed NSEC record. This issue affects BIND 9 versions 9.16.8-S1 through...

SUSE CVE-2017-15908

In systemd 223 through 235, a remote DNS server can respond with a custom crafted DNS NSEC resource record to trigger an infinite loop in the dnspacketreadtypewindow function of the 'systemd-resolved' service and cause a DoS of the affected service...

EulerOS 2.0 SP3 : dnsmasq (EulerOS-SA-2021-1775)

According to the versions of the dnsmasq packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A vulnerability was found in the implementation of DNSSEC in Dnsmasq up to and including 2.78. Wildcard synthesized NSEC records could be...

EulerOS Virtualization 3.0.2.2 : dnsmasq (EulerOS-SA-2020-2215)

According to the versions of the dnsmasq packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - A vulnerability was found in dnsmasq before version 2.81, where the memory leak allows remote attackers to cause a denial of...

EulerOS Virtualization for ARM 64 3.0.6.0 : dnsmasq (EulerOS-SA-2020-2002)

According to the version of the dnsmasq packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerability : - A vulnerability was found in Dnsmasq's implementation of DNSSEC. Wildcard synthesized NSEC records could be improperly...

Huawei EulerOS: Security Advisory for dnsmasq (EulerOS-SA-2020-1776)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

EulerOS 2.0 SP5 : dnsmasq (EulerOS-SA-2020-1595)

According to the version of the dnsmasq packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - A vulnerability was found in the implementation of DNSSEC in Dnsmasq up to and including 2.78. Wildcard synthesized NSEC records could be improper...

Huawei EulerOS: Security Advisory for dnsmasq (EulerOS-SA-2020-1530)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

EulerOS Virtualization 3.0.2.2 : unbound (EulerOS-SA-2020-1482)

According to the version of the unbound package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability : - A flaw was found in the way unbound before 1.6.8 validated wildcard-synthesized NSEC records. An improperly validated wildcard NSEC...

EulerOS Virtualization for ARM 64 3.0.2.0 : unbound (EulerOS-SA-2020-1264)

According to the version of the unbound package installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerability : - A flaw was found in the way unbound validated wildcard-synthesized NSEC records. An improperly validated wildcard NSEC...

Huawei EulerOS: Security Advisory for unbound (EulerOS-SA-2020-1264)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Huawei EulerOS: Security Advisory for unbound (EulerOS-SA-2019-2676)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Huawei EulerOS: Security Advisory for dnsmasq (EulerOS-SA-2019-1174)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Huawei EulerOS: Security Advisory for unbound (EulerOS-SA-2019-2194)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

EulerOS 2.0 SP2 : unbound (EulerOS-SA-2019-2488)

According to the version of the unbound packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - A flaw was found in the way unbound before 1.6.8 validated wildcard-synthesized NSEC records. An improperly validated wildcard NSEC record could b...