dracut: dracut: Root code execution via DHCP options command injection

A flaw was found in dracut. A remote attacker on the adjacent network can exploit this vulnerability by providing specially crafted DHCP Dynamic Host Configuration Protocol options, such as a malicious hostname, to a system using dracut's legacy DHCP path. These options are improperly handled and...

dracut: dracut: root code execution via unescaped error message written to sourced emergency hook script in die()

A flaw was found in dracut. The die error-handling function writes its message into a shell script under the initramfs emergency-hook directory without properly shell-quoting it. When the message contains data derived from the DHCP ROOTPATH option, an attacker on the adjacent network who controls...

Important: Red Hat Security Advisory: dracut security update

An update for dracut is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabilit...

shellshock

shellshock 与 bourne shell EVN 函数解析漏洞相关的脚本 CVE-2014-6271 dhcpmon.py - 该脚本监控 DHCP 帧，检查 BOOTP 和 DHCP 回复字段中可能存在的恶意字符。...

CVE-2019-0785

CVE-2019-0785 Microsoft Windows DHCP Para explotar. Por favor, espera, ¿quieres? ¡Ya voy!...

Vulnerability-DLink-CVE-2025-14659

CVE-2025-14659: Análisis de inyección de comandos en el daemon DHCP de D-Link Proyecto Recreate CVE | Seguridad Ofensiva Autor: Peter Lin Fecha: Mayo de 2026 Descripción del proyecto: CVE-2025-14659 reportó una vulnerabilidad de inyección de comandos dirigida al componente daemon DHCP presente en...

freebsd-dhclient-poc

CVE-2020-7461 Reproducer PoC Authors: Moshe Kol, Shlomi Oberman Reproducer PoC for FreeBSD dhclient heap-based buffer overflow vulnerability when parsing DHCP option 119 CVE-2020-7461. The problem resides in the function findsearchdomainnamelen in the file sbin/dhclient/options.c. This function i...

DEBIAN-CVE-2026-57224

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, the DHCP parser in rust/src/dhcp/dhcp.rs creates stateless transactions without recording their packet direction with AppLayerTxData::fordirection, so a...

CVE-2026-57224

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, the DHCP parser in rust/src/dhcp/dhcp.rs creates stateless transactions without recording their packet direction with AppLayerTxData::fordirection, so a...

CVE-2026-57224 Suricata dhcp: unbounded transactions in unidirectional traffic can lead to resource exhaustion

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, the DHCP parser in rust/src/dhcp/dhcp.rs creates stateless transactions without recording their packet direction with AppLayerTxData::fordirection, so a...

CVE-2026-57224

Suricata versions 8.0.0 through 8.0.6 are affected by a denial-of-service vulnerability in the DHCP parser (rust/src/dhcp/dhcp.rs) and RDP parser (rust/src/rdp/rdp.rs). Both parsers create stateless transactions without recording packet direction via AppLayerTxData::for_direction(). When a sensor...

CVE-2026-57224

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, the DHCP parser in rust/src/dhcp/dhcp.rs creates stateless transactions without recording their packet direction with AppLayerTxData::fordirection, so a...

CVE-2026-57224 Suricata dhcp: unbounded transactions in unidirectional traffic can lead to resource exhaustion

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, the DHCP parser in rust/src/dhcp/dhcp.rs creates stateless transactions without recording their packet direction with AppLayerTxData::fordirection, so a...

EUVD-2026-83382

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, the DHCP parser in rust/src/dhcp/dhcp.rs creates stateless transactions without recording their packet direction with AppLayerTxData::fordirection, so a...

TP-Link-Archer-CR-700-XSS-Exploit

TP-Link-Archer-CR-700-XSS-Exploit 利用 TP-Link Archer CR-700 路由器。（已负责任地向 TP-Link 披露） 步骤 1- 在你的 Linux 机器（Kali 或 Ubuntu）上输入以下命令 gedit /etc/dhcp/dhclient.conf 注释掉下面这一行 send host-name = gethostname; 将其复制到下一行，并把 gethostname 函数改为类似下面的 XSS 脚本。 send host-name = "alert5"; 步骤 2：重启你的 Linux 系统，使更改生效。 步骤...

EulerOS Virtualization 2.11.1 : dhcp (EulerOS-SA-2026-3409)

According to the versions of the dhcp package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Resolver caches and authoritative zone databases that hold significant numbers of RRs for the same hostname of any RTYPE can suffer fr...

EulerOS Virtualization 2.12.1 : dracut (EulerOS-SA-2026-3582)

According to the versions of the dracut packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A flaw was found in dracut. A remote attacker on the adjacent network can exploit this vulnerability by providing specially crafted...

CVE-2026-57224: Uncontrolled Resource Consumption

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, the DHCP parser in rust/src/dhcp/dhcp.rs creates stateless transactions without recording their packet direction with AppLayerTxData::fordirection, so a...

EulerOS Virtualization 2.11.0 : dhcp (EulerOS-SA-2026-3496)

According to the versions of the dhcp package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Resolver caches and authoritative zone databases that hold significant numbers of RRs for the same hostname of any RTYPE can suffer fr...

EulerOS 2.0 SP15 : dracut (EulerOS-SA-2026-3777)

According to the versions of the dracut packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in dracut. A remote attacker on the adjacent network can exploit this vulnerability by providing specially crafted DHCP Dynamic...