uncle-spufus

█░░█ █▀▀▄ █▀▀ █░░ █▀▀ █▀▀ █▀▀█ █░░█ █▀▀ █░░█ █▀▀ v1.6" █░░█ █░░█ █░░ █░░ █▀▀ ▀▀█ █░░█ █░░█ █▀▀ █░░█ ▀▀█" ░▀▀▀ ▀░░▀ ▀▀▀ ▀▀▀ ▀▀▀ ▀▀▀ █▀▀▀ ░▀▀▀ ▀░░ ░▀▀▀ ▀▀▀" Uncle Spufus v1.6 A tool that automates MAC address and hostname spoofing What is Uncle Spufus My long story I remember back in the days when ...

CVE-2025-32462-Exploit

CVE-2025-32462-Exploit: Matrix-Sudo Escape Hostname Spoofing Privilege Escalation CVE-2025-32462 "You take the blue pill... the story ends. You take the red pill... you get root." Description This exploit demonstrates a privilege escalation vulnerability in sudo CVE-2025-32462 where hostname-base...

Linux Distros Unpatched Vulnerability : CVE-2026-116542

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Netty netty-tcnative before 2.0.84.Final contains an SNI hostname spoofing vulnerability that allows remote unauthenticated clients to alter hostnames via JNI...

DEBIAN-CVE-2026-116542

Netty netty-tcnative before 2.0.84.Final contains an SNI hostname spoofing vulnerability that allows remote unauthenticated clients to alter hostnames via JNI NewStringUTF decoding. Attackers can send overlong encodings like 0xC0 0x80 in the ClientHello servername to confuse SNI-based certificate...

CVE-2026-116542

Netty netty-tcnative before 2.0.84.Final contains an SNI hostname spoofing vulnerability that allows remote unauthenticated clients to alter hostnames via JNI NewStringUTF decoding. Attackers can send overlong encodings like 0xC0 0x80 in the ClientHello servername to confuse SNI-based certificate...

CVE-2026-116542

Netty netty-tcnative before 2.0.84.Final contains an SNI hostname spoofing vulnerability that allows remote unauthenticated clients to alter hostnames via JNI NewStringUTF decoding. Attackers can send overlong encodings like 0xC0 0x80 in the ClientHello servername to confuse SNI-based certificate...

UBUNTU-CVE-2026-116542

Netty netty-tcnative before 2.0.84.Final contains an SNI hostname spoofing vulnerability that allows remote unauthenticated clients to alter hostnames via JNI NewStringUTF decoding. Attackers can send overlong encodings like 0xC0 0x80 in the ClientHello servername to confuse SNI-based certificate...

CVE-2026-116542 Netty netty-tcnative before 2.0.84.Final SNI Hostname Spoofing via Modified UTF-8 Decoding

Netty netty-tcnative before 2.0.84.Final contains an SNI hostname spoofing vulnerability that allows remote unauthenticated clients to alter hostnames via JNI NewStringUTF decoding. Attackers can send overlong encodings like 0xC0 0x80 in the ClientHello servername to confuse SNI-based certificate...

CVE-2026-116542

Netty netty-tcnative before 2.0.84.Final contains an SNI hostname spoofing vulnerability that allows remote unauthenticated clients to alter hostnames via JNI NewStringUTF decoding. Attackers can send overlong encodings like 0xC0 0x80 in the ClientHello servername to confuse SNI-based certificate...

CVE-2026-116542

The netty-tcnative library (versions prior to 2.0.84.Final ) is vulnerable to SNI hostname spoofing due to improper handling of Modified UTF-8 decoding in the JNI NewStringUTF function. Remote unauthenticated clients can send overlong encodings, such as 0xC0 0x80 , within the ClientHello server_n...

CVE-2026-116542

Netty netty-tcnative before 2.0.84.Final contains an SNI hostname spoofing vulnerability that allows remote unauthenticated clients to alter hostnames via JNI NewStringUTF decoding. Attackers can send overlong encodings like 0xC0 0x80 in the ClientHello servername to confuse SNI-based certificate...

EUVD-2026-109912

Netty netty-tcnative before 2.0.84.Final contains an SNI hostname spoofing vulnerability that allows remote unauthenticated clients to alter hostnames via JNI NewStringUTF decoding. Attackers can send overlong encodings like 0xC0 0x80 in the ClientHello servername to confuse SNI-based certificate...

CVE-2026-116542 Netty netty-tcnative before 2.0.84.Final SNI Hostname Spoofing via Modified UTF-8 Decoding

Netty netty-tcnative before 2.0.84.Final contains an SNI hostname spoofing vulnerability that allows remote unauthenticated clients to alter hostnames via JNI NewStringUTF decoding. Attackers can send overlong encodings like 0xC0 0x80 in the ClientHello servername to confuse SNI-based certificate...

PT-2026-123395

Netty netty-tcnative before 2.0.84.Final contains an SNI hostname spoofing vulnerability that allows remote unauthenticated clients to alter hostnames via JNI NewStringUTF decoding. Attackers can send overlong encodings like 0xC0 0x80 in the ClientHello server name to confuse SNI-based certificat...

Node.js < 22.23.4, < 24.22.1, < 26.12.1 - Improper Null Termination in dns.resolve() leading to Hostname Spoofing

Improper Null Termination in dns.resolve leading to Hostname Spoofing vulnerability discovered by hasanfleyah in WordPress npm Node.js versions 22.23.4...

advisories

Sobre mí Twitter: @justinsteven Blog: https://www.justinsteven.com/ Avisos de seguridad Listados en orden cronológico inverso. Haz clic en cualquier título para leer el aviso completo. Gartner Peer Insights Widget postMessage DOM XSS Fecha de divulgación: 2023-02-03 El Gartner Peer Insights Widge...

erlang: Erlang OTP public_key: Certificate validation bypass allows hostname spoofing

A flaw was found in Erlang OTP publickey. This improper certificate validation vulnerability allows a subordinate Certificate Authority CA with restricted DNS nameConstraints to bypass these restrictions. By issuing a leaf certificate that lacks a Subject Alternative Name SAN but contains a craft...

Improper Handling of Length Parameter Inconsistency

Overview resolv is a Thread-aware DNS resolver library in Ruby. Affected versions of this package are vulnerable to Improper Handling of Length Parameter Inconsistency via Resolv::DNS::MessageEncoderputstring, putlabel, and Resolv::DNS::Name.create in lib/resolv.rb. An attacker can make an...

golang.org/x/net/idna: golang: net/http: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing

A flaw was found in golang.org/x/net/idna. ToASCII and ToUnicode incorrectly accept Punycode-encoded labels that decode to an ASCII-only hostname for example, xn--example-.com returns example.com instead of an error. Applications that validate the ASCII form then convert to Unicode may grant acce...

CVE-2026-50248

A flaw in Unbound allows a remote attacker to replace an authenticated or Response Policy Zone RPZ by spoofing DNS records for configured primary hostnames. This enables the attacker to impersonate the primary server, leading to DNS cache poisoning or traffic redirection. Mitigation Configure...