dhcp bug fix and enhancement update

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section...

CVE-2020-13529

An exploitable denial of service vulnerability exists in systemd which does not fully implement RFC3203, as it does not support authentication of FORCERENEW packets. A specially crafted DHCP FORCERENEW packet can cause a system, running the DHCP client, to be vulnerable to a DHCP ACK spoofing...

CVE-2020-13529

An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server...

CVE-2020-13529

An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server...

CVE-2020-13529

An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server...

Denial of service

An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server...

CVE-2020-13529

An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server...

CVE-2020-13529

CVE-2020-13529 is a systemd denial-of-service/remote reconfiguration vulnerability tied to DHCP FORCERENEW handling. The connected documents confirm a DHCP FORCERENEW/ACK pairing can allow an attacker to reconfigure a systemd-managed DHCP client. The issue affects systemd components (e.g., system...

CVE-2020-13529

An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server...

DHCP Broadband 4.1.0.1503 - (dhcpt.exe) Unquoted Service Path Vulnerability

Exploit Title: DHCP Broadband 4.1.0.1503 - 'dhcpt.exe' Unquoted Service Path Discovery by: Erick Galindo Vendor Homepage: https://www.weird-solutions.com Software : https://www.weird-solutions.com/download/products/dhcpbbv4retailx64.exe Tested Version: 4.1.0.1503 Vulnerability Type: Unquoted...

DHCP Broadband 4.1.0.1503 - 'dhcpt.exe' Unquoted Service Path

Exploit Title: DHCP Broadband 4.1.0.1503 - 'dhcpt.exe' Unquoted Service Path Discovery by: Erick Galindo Discovery Date: 2020-05-07 Vendor Homepage: https://www.weird-solutions.com Software : https://www.weird-solutions.com/download/products/dhcpbbv4retailx64.exe Tested Version: 4.1.0.1503...

DHCP Broadband 4.1.0.1503 Unquoted Service Path

Exploit Title: DHCP Broadband 4.1.0.1503 - 'dhcpt.exe' Unquoted Service Path Discovery by: Erick Galindo Discovery Date: 2020-05-07 Vendor Homepage: https://www.weird-solutions.com Software : https://www.weird-solutions.com/download/products/dhcpbbv4retailx64.exe Tested Version: 4.1.0.1503...

Systemd DHCP client denial-of-service vulnerability

Summary An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the...

Fedora: Security Advisory for dnsmasq (FEDORA-2021-9433bedebd)

The remote host is missing an update for the Copyright C 2021 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 34 Update: dnsmasq-2.85-1.fc34

Dnsmasq is lightweight, easy to configure DNS forwarder and DHCP server. It is designed to provide DNS and, optionally, DHCP, to a small network. It can serve the names of local machines which are not in the global DNS. The DHCP server integrates with the DNS server and allows machines with...

[SECURITY] Fedora 32 Update: dnsmasq-2.85-1.fc32

Dnsmasq is lightweight, easy to configure DNS forwarder and DHCP server. It is designed to provide DNS and, optionally, DHCP, to a small network. It can serve the names of local machines which are not in the global DNS. The DHCP server integrates with the DNS server and allows machines with...

Fedora: Security Advisory for dnsmasq (FEDORA-2021-62a5062b2d)

The remote host is missing an update for the Copyright C 2021 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 33 Update: dnsmasq-2.85-1.fc33

Dnsmasq is lightweight, easy to configure DNS forwarder and DHCP server. It is designed to provide DNS and, optionally, DHCP, to a small network. It can serve the names of local machines which are not in the global DNS. The DHCP server integrates with the DNS server and allows machines with...

CVE-2021-0267

An Improper Input Validation vulnerability in the active-lease query portion in JDHCPD's DHCP Relay Agent of Juniper Networks Junos OS allows an attacker to cause a Denial of Service DoS by sending a crafted DHCP packet to the device thereby crashing the jdhcpd DHCP service. This is typically...

CVE-2021-0267

An Improper Input Validation vulnerability in the active-lease query portion in JDHCPD's DHCP Relay Agent of Juniper Networks Junos OS allows an attacker to cause a Denial of Service DoS by sending a crafted DHCP packet to the device thereby crashing the jdhcpd DHCP service. This is typically...