dnsmasq resource management error vulnerability

dnsmasq is a lightweight DNS forwarding and DHCP and TFTP server written in C. A resource management error vulnerability exists in dnsmasq that stems from a post-release reuse error when processing DHCPv6 requests. A remote attacker could send specially crafted DHCPv6 packets to an affected...

Trace TCP/IP DHCPv6 Unauthorized Access

The vulnerability in the DHCPv6 protocol implementation of the Trace TCP/IP stack is related to reading data beyond the buffer boundaries in memory. Exploiting this vulnerability can allow an attacker to gain unauthorized access to protected information...

ARRIS TR3300 Command Injection Vulnerability

ARRIS TR3300 is an 802.11ac Wi-Fi router from ARRIS U.S.A. A command injection vulnerability exists in ARRIS TR3300, which stems from the failure of the hostname parameter in the dhcp function to properly filter the construct command special characters, commands, etc. An attacker could use this...

VulnCheck KEV: CVE-2018-0174

A vulnerability in the DHCP option 82 encapsulation functionality of Cisco IOS Software and Cisco IOS XE Software could allow for denial-of-service DoS...

VulnCheck KEV: CVE-2018-0173

A vulnerability in the Cisco IOS Software and Cisco IOS XE Software function that restores encapsulated option 82 information in DHCP Version 4 DHCPv4 packets can allow for denial-of-service DoS...

VulnCheck KEV: CVE-2017-12240

The Dynamic Host Configuration Protocol DHCP relay subsystem of Cisco IOS and Cisco IOS XE Software contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code and gain full control of an affected system...

Cisco IOS and IOS XE Software DHCP Remote Code Execution Vulnerability

The Dynamic Host Configuration Protocol DHCP relay subsystem of Cisco IOS and Cisco IOS XE Software contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code and gain full control of an affected system...

CVE-2022-24172

Tenda routers G1 and G3 v15.11.0.179502CN were discovered to contain a stack overflow in the function formAddDhcpBindRule. This vulnerability allows attackers to cause a Denial of Service DoS via the addDhcpRules parameter...

Juniper Networks Junos OS input validation error vulnerability

Juniper Networks Junos OS is a Juniper Networks network operating system for the company's hardware devices. The operating system provides a secure programming interface and the Junos SDK. A security vulnerability exists in Juniper Networks Junos OS that could allow a neighboring, unauthenticated...

AZL-8959 CVE-2021-45952 affecting package dnsmasq for versions less than 2.89-1

Dnsmasq 2.86 has a heap-based buffer overflow in dhcpreply called from dhcppacket and FuzzDhcp. NOTE: the vendor's position is that CVE-2021-45951 through CVE-2021-45957 "do not represent real vulnerabilities, to the best of our knowledge...

Dnsmasq buffer error vulnerability

dnsmasq is a lightweight DNS forwarding and DHCP and TFTP server written in C. It can be used as a server to forward DNS, DHCP, and TFTP. Dnsmasq 2.86 suffers from a buffer error vulnerability that stems from a heap-based buffer overflow in the dhcp reply from dhcp packet and FuzzDhcp calls...

Dnsmasq buffer error vulnerability

dnsmasq is a lightweight DNS forwarding and DHCP and TFTP server written in C. It can be used as a server to forward DNS, DHCP, and TFTP. Dnsmasq 2.86 suffers from a buffer error vulnerability that stems from a heap-based buffer overflow in printmac from logpacket and dhcpreply calls...

DHCP Service Read Write DoS

The vulnerability in the DHCP service of the microprogramming software for APOGEE MBC, APOGEE MEC, APOGEE PXC, TALON TC, and the operating system Nucleus relates to reading beyond the buffer boundaries. Exploiting this vulnerability can allow a malicious actor to cause read errors, write errors,...

systemd: DHCP FORCERENEW authentication not implemented can cause a system running the DHCP client to have its network reconfigured

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-2021-31881

A vulnerability has been identified in Capital Embedded AR Classic 431-422 All versions, Capital Embedded AR Classic R20-11 All versions V2303. When processing a DHCP OFFER message, the DHCP client application does not validate the length of the Vendor options, leading to Denial-of-Service...

CVE-2021-31883

A vulnerability has been identified in Capital Embedded AR Classic 431-422 All versions, Capital Embedded AR Classic R20-11 All versions V2303. When processing a DHCP ACK message, the DHCP client application does not validate the length of the Vendor options, leading to Denial-of-Service...

CVE-2021-31884

A vulnerability has been identified in APOGEE MBC PPC BACnet All versions, APOGEE MBC PPC P2 Ethernet All versions, APOGEE MEC PPC BACnet All versions, APOGEE MEC PPC P2 Ethernet All versions, APOGEE PXC Compact BACnet All versions = V2.3 and = V2.3 and = V2.3 and = V2.3 and = V2.3 and = V2.3 and...

CVE-2021-31882

A vulnerability has been identified in Capital Embedded AR Classic 431-422 All versions, Capital Embedded AR Classic R20-11 All versions V2303. The DHCP client application does not validate the length of the Domain Name Server IP options 0x06 when processing DHCP ACK packets. This may lead to...

CVE-2021-31881

A vulnerability has been identified in Capital Embedded AR Classic 431-422 All versions, Capital Embedded AR Classic R20-11 All versions V2303. When processing a DHCP OFFER message, the DHCP client application does not validate the length of the Vendor options, leading to Denial-of-Service...

Siemens Nucleus ReadyStart buffer error vulnerability

Capital VSTAR is a complete solution. the Nucleus NET module integrates a range of standards-compliant networking and communications protocols, drivers and utilities to provide full-featured networking support in any embedded device. the Nucleus RTOS is a microkernel-based real-time operating...