CVE-2020-1661 Junos OS: jdhcpd process crash when forwarding a malformed DHCP packet.

On Juniper Networks Junos OS devices configured as a DHCP forwarder, the Juniper Networks Dynamic Host Configuration Protocol Daemon jdhcp process might crash when receiving a malformed DHCP packet. This issue only affects devices configured as DHCP forwarder with forward-only option, that forwar...

CVE-2020-1031

An information disclosure vulnerability exists in the way that the Windows Server DHCP service improperly discloses the contents of its memory. To exploit the vulnerability, an unauthenticated attacker could send a specially crafted packet to an affected DHCP server. An attacker who successfully...

April 14, 2020—KB4549951 (OS Builds 18362.778 and 18363.778) - EXPIRED

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Junos OS Multiple vulnerabilities (JSA10981)

According to its self-reported version number, the remote Juniper Junos device is affected by multiple vulnerabilities: - When a device using Juniper Network's Dynamic Host Configuration Protocol Daemon JDHCPD process on Junos OS or Junos OS Evolved which is configured in relay mode it vulnerable...

Design/Logic Flaw

When a device using Juniper Network's Dynamic Host Configuration Protocol Daemon JDHCPD process on Junos OS or Junos OS Evolved which is configured in relay mode it vulnerable to an attacker sending crafted IPv6 packets who may then arbitrarily execute commands as root on the target device. This...

CVE-2020-1602

CVE-2020-1602 affects Juniper Networks Junos OS and Junos OS Evolved where JDHCPD (IPv4 relay mode) can be remotely exploited by crafted IPv4 packets to take over the JDHCPD process. Affected products include Junos OS releases listed as prior to the specified versions (e.g., 15.1, 15.1R7-S6; 16.1...

Fedora Update for dhcp FEDORA-2019-c703d2304a

The remote host is missing an update for the Copyright C 2019 Greenbone Networks GmbH 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-or-later This program is free software; you can...

[SECURITY] Fedora 30 Update: dhcp-4.3.6-38.fc30

DHCP Dynamic Host Configuration Protocol...

EulerOS 2.0 SP5 : dhcp (EulerOS-SA-2019-2137)

According to the version of the dhcp packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - The Dynamic Host Configuration Protocol DHCP is a protocol that allows individual devices on an IP network to get their own network configuration...

Fedora Update for dhcp FEDORA-2019-d04f66e595

The remote host is missing an update for the Copyright C 2019 Greenbone Networks GmbH 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-or-later This program is free software; you can...

[SECURITY] Fedora 29 Update: dhcp-4.3.6-34.fc29

DHCP Dynamic Host Configuration Protocol...

dhclient, dhcp security update

CentOS Errata and Security Advisory CESA-2019:2060 An update for dhcp is now available for Red Hat Enterprise Linux 7. 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...

Moderate: Red Hat Security Advisory: dhcp security and bug fix update

An update for dhcp is now available for Red Hat Enterprise Linux 7. 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...

[SECURITY] Fedora 30 Update: dhcp-4.3.6-35.fc30

DHCP Dynamic Host Configuration Protocol...

Fedora Update for dhcp FEDORA-2019-f72801c260

The remote host is missing an update for the Copyright C 2019 Greenbone Networks GmbH 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-or-later This program is free software; you can...

Fedora Update for dhcp FEDORA-2019-0370ad8310

The remote host is missing an update for the Copyright C 2019 Greenbone Networks GmbH 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-or-later This program is free software; you can...

[SECURITY] Fedora 30 Update: dhcp-4.3.6-34.fc30

DHCP Dynamic Host Configuration Protocol...

Design/Logic Flaw

In a Dynamic Host Configuration Protocol version 6 DHCPv6 environment, the jdhcpd daemon may crash and restart upon receipt of certain DHCPv6 solicit messages received from a DHCPv6 client. By continuously sending the same crafted packet, an attacker can repeatedly crash the jdhcpd process causin...

Microsoft Patch Tuesday — March 2019: Vulnerability disclosures and Snort coverage

Microsoft released its monthly security update today, disclosing a variety of vulnerabilities in several of its products. The latest Patch Tuesday covers 64 vulnerabilities, 17 of which are rated “critical,” 45 that are considered “important” and one “moderate” and “low” vulnerability each. This...

systemd: Out-of-bounds heap write in systemd-networkd dhcpv6 option handling

It was discovered that systemd-network does not correctly keep track of a buffer size when constructing DHCPv6 packets. This flaw may lead to an integer underflow that can be used to produce an heap-based buffer overflow. A malicious host on the same network segment as the victim's one may...