CVE-2026-34960 barebox Out-of-Bounds Read in DHCP Option Parsing

barebox prior to version 2026.04.0 contains an out-of-bounds read vulnerability in DHCP option parsing within the dhcpmessagetype function that fails to verify the options pointer remains within received packet bounds. An attacker on the same broadcast domain can send a crafted DHCP Offer or ACK...

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...

Input validation

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 Junos OS: Receipt of a crafted DHCP packet will cause the jdhcpd DHCP service to core.

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...

Microsoft Windows DHCP Client Integer Underflow Remote Code Execution Vulnerability

This vulnerability allows network-adjacent attackers to execute arbitrary code on vulnerable installations of Microsoft Windows. Authentication is not required to exploit this vulnerability. The specific flaw exists within the DHCP Client service. A crafted DHCP packet can trigger an integer...

CVE-2017-10605 Junos: SRX Series denial of service vulnerability in flowd due to crafted DHCP packet

On all vSRX and SRX Series devices, when the DHCP or DHCP relay is configured, specially crafted packet might cause the flowd process to crash, halting or interrupting traffic from flowing through the devices. Repeated crashes of the flowd process may constitute an extended denial of service...

Cisco IOS XE Software DHCP Client Denial of Service Vulnerability

A vulnerability in the DHCP client implementation of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition. SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C...

DEBIAN-CVE-2011-2748

The server in ISC DHCP 3.x and 4.x before 4.2.2, 3.1-ESV before 3.1-ESV-R3, and 4.1-ESV before 4.1-ESV-R3 allows remote attackers to cause a denial of service daemon exit via a crafted DHCP packet...

Code injection

The server in ISC DHCP 3.x and 4.x before 4.2.2, 3.1-ESV before 3.1-ESV-R3, and 4.1-ESV before 4.1-ESV-R3 allows remote attackers to cause a denial of service daemon exit via a crafted DHCP packet...

CVE-2011-2748

The server in ISC DHCP 3.x and 4.x before 4.2.2, 3.1-ESV before 3.1-ESV-R3, and 4.1-ESV before 4.1-ESV-R3 allows remote attackers to cause a denial of service daemon exit via a crafted DHCP packet...

CVE-2011-2748

CVE-2011-2748 affects ISC DHCP server in 3.x/4.x before 4.2.2, 3.1-ESV before 3.1-ESV-R3, and 4.1-ESV before 4.1-ESV-R3. A crafted DHCP (or BOOTP) packet can cause remote denial of service by terminating the dhcpd daemon. Remediation: upgrade to patched releases (e.g., 4.2.2, 3.1-ESV-R3, 4.1-ESV-...

CVE-2011-2748

The server in ISC DHCP 3.x and 4.x before 4.2.2, 3.1-ESV before 3.1-ESV-R3, and 4.1-ESV before 4.1-ESV-R3 allows remote attackers to cause a denial of service daemon exit via a crafted DHCP packet...

CVE-2008-0084

Unspecified vulnerability in the TCP/IP support in Microsoft Windows Vista allows remote DHCP servers to cause a denial of service hang and restart via a crafted DHCP packet...