pretender

pretender Your MitM sidekick for relaying attacks featuring DHCPv6 DNS takeover as well as mDNS, LLMNR and NetBIOS-NS spoofing pretender is a tool developed by RedTeam Pentesting to obtain machine-in-the-middle positions via spoofed local name resolution and DHCPv6 DNS takeover attacks. pretender...

krbrelayx

Krbrelayx - Kerberos relaying and unconstrained delegation abuse toolkit Toolkit for abusing Kerberos. Requires impacket, ldap3 and dnspython to function. It is recommended to install impacket from git directly to have the latest version available. More info about this toolkit available in my blo...

mitm6

mitm6 mitm6 是一款渗透测试工具，它利用 Windows 的默认配置来接管默认 DNS 服务器。其原理是通过回复 DHCPv6 消息，为受害者提供一个链路本地 IPv6 地址，并将攻击者的主机设置为默认 DNS 服务器。作为 DNS 服务器，mitm6 会有选择性地回复攻击者指定的 DNS 查询，从而将受害者流量重定向到攻击者机器而非合法服务器。关于此攻击的完整解释，请参阅我们的 mitm6 博客文章。Mitm6 旨在与 impacket 中的 ntlmrelayx 配合使用，以实现 WPAD 欺骗和凭据中继。 依赖项和安装 mitm6 兼容 Python 2.7 和...

CVE-2026-53921-PoC-Exploit

CVE-2026-53921 – Desbordamiento de pila en odhcpd ⚠️ Solo con fines educativos y pruebas autorizadas. El uso no autorizado es ilegal. 📖 Resumen de la vulnerabilidad CVE-2026-53921 es un desbordamiento de búfer en la pila crítico en el daemon odhcpd de OpenWrt, el servidor DHCPv6/DHCPv4/RA...

Cisco ASA Heap-based Buffer Overflow (CVE-2023-20081)

A vulnerability in the IPv6 DHCP DHCPv6 client module of Cisco Adaptive Security Appliance ASA Software, Cisco Firepower Threat Defense FTD Software, Cisco IOS Software, and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an...

CVE-2026-53921

🚨 CVE-2026-53921 - odhcpd Desbordamiento de búfer basado en pila crítico en OpenWrt odhcpd Un desbordamiento de búfer basado en pila remoto y no autenticado que permite una potencialEjecución Remota de Código RCE con privilegios de root. 📖 Resumen Propiedad| Valor ---|--- CVE ID| CVE-2026-53921...

EUVD-2026-89436

U-Boot before 2026.10-rc5 contains out-of-bounds memory access in dhcp6parseoptions that fails to validate SERVERID and CLIENTID option lengths from DHCPv6 packets. Attackers on the local network can send crafted DHCPv6 ADVERTISE or REPLY packets during netboot to corrupt memory and crash the...

Linux Distros Unpatched Vulnerability : CVE-2026-74225

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - U-Boot before 2026.10-rc5 contains out-of-bounds memory access in dhcp6parseoptions that fails to validate SERVERID and CLIENTID option lengths from DHCPv6...

CentOS Linux 7 [TuxCare] Security Update: dnsmasq / dnsmasq-utils Multiple Vulnerabilities (CENTOS7:CLSA-2026:1779294291)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2026:1779294291 advisory. - A Denial of Service DoS vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a...

DEBIAN-CVE-2026-74225

U-Boot before 2026.10-rc5 contains out-of-bounds memory access in dhcp6parseoptions that fails to validate SERVERID and CLIENTID option lengths from DHCPv6 packets. Attackers on the local network can send crafted DHCPv6 ADVERTISE or REPLY packets during netboot to corrupt memory and crash the...

CVE-2026-74225

U-Boot before 2026.10-rc5 contains out-of-bounds memory access in dhcp6parseoptions that fails to validate SERVERID and CLIENTID option lengths from DHCPv6 packets. Attackers on the local network can send crafted DHCPv6 ADVERTISE or REPLY packets during netboot to corrupt memory and crash the...

CVE-2026-74225

U-Boot before 2026.10-rc5 contains out-of-bounds memory access in dhcp6parseoptions that fails to validate SERVERID and CLIENTID option lengths from DHCPv6 packets. Attackers on the local network can send crafted DHCPv6 ADVERTISE or REPLY packets during netboot to corrupt memory and crash the...

CVE-2026-74225 U-Boot before 2026.10-rc5 Out-of-Bounds Write via DHCPv6

U-Boot before 2026.10-rc5 contains out-of-bounds memory access in dhcp6parseoptions that fails to validate SERVERID and CLIENTID option lengths from DHCPv6 packets. Attackers on the local network can send crafted DHCPv6 ADVERTISE or REPLY packets during netboot to corrupt memory and crash the...

CVE-2026-74225 U-Boot before 2026.10-rc5 Out-of-Bounds Write via DHCPv6

U-Boot before 2026.10-rc5 contains out-of-bounds memory access in dhcp6parseoptions that fails to validate SERVERID and CLIENTID option lengths from DHCPv6 packets. Attackers on the local network can send crafted DHCPv6 ADVERTISE or REPLY packets during netboot to corrupt memory and crash the...

CVE-2026-74225

U-Boot before 2026.10-rc5 contains out-of-bounds memory access in dhcp6parseoptions that fails to validate SERVERID and CLIENTID option lengths from DHCPv6 packets. Attackers on the local network can send crafted DHCPv6 ADVERTISE or REPLY packets during netboot to corrupt memory and crash the...

CVE-2026-74225

The U-Boot bootloader (versions before 2026.10-rc5 ) is vulnerable to an out-of-bounds write within the dhcp6_parse_options() function. This issue stems from a failure to properly validate the SERVERID and CLIENTID option lengths received in DHCPv6 packets. An attacker positioned on the local net...

CVE-2026-74225 U-Boot before 2026.10-rc5 Out-of-Bounds Write via DHCPv6

U-Boot before 2026.10-rc5 contains out-of-bounds memory access in dhcp6parseoptions that fails to validate SERVERID and CLIENTID option lengths from DHCPv6 packets. Attackers on the local network can send crafted DHCPv6 ADVERTISE or REPLY packets during netboot to corrupt memory and crash the...

AZL-103472 CVE-2026-95508 affecting package libslirp 4.9.3-1

A heap-based buffer overflow was found in the DHCPv6 and TFTP response builders of libslirp. When the host is configured with a small interface MTU, a guest-supplied DHCPv6 CLIENTID option or TFTP blksize option can overflow the reply buffer with attacker-controlled content and length, resulting ...

DEBIAN-CVE-2026-95508

A heap-based buffer overflow was found in the DHCPv6 and TFTP response builders of libslirp. When the host is configured with a small interface MTU, a guest-supplied DHCPv6 CLIENTID option or TFTP blksize option can overflow the reply buffer with attacker-controlled content and length, resulting ...

CVE-2026-95508 Libslirp: libslirp: heap buffer overflow in dhcpv6/tftp response builders on small interface mtu

A heap-based buffer overflow was found in the DHCPv6 and TFTP response builders of libslirp. When the host is configured with a small interface MTU, a guest-supplied DHCPv6 CLIENTID option or TFTP blksize option can overflow the reply buffer with attacker-controlled content and length, resulting ...