secret_handshake

Secret Handshake - A Malware C2 Channel Using x509 Certs Over mTLS Motivation First off, why would I open source this? MITRE ATT&CK only talks about stolen or self-signed certs, and NDRs as far as I can tell pay very little attention to the content of x509 certificates outside of who is the issui...

cve-2021-34558

POC for CVE-2021-34558 Run the malicious TLS server go run main.go -mode server Run a normal http.Get client call against the server which panics go run main.go -mode client There is a minor modification to ./vendor/github.com/refraction-networking/utls/handshakeserver.go to enable the malicious...

CVE-2014-3466_PoC

Proof of Concept for CVE-2014-3466 GnuTLS buffer overflow: session id length check Information See: https://bugzilla.redhat.com/showbug.cgi?id=1101932 This is not a weaponized exploit. be warned: this python code is ugly, I pretty much handcrafted the ServerHello and spent only about five fifteen...

explain-my-curl

explain-my-curl explain-my-curl is a local-first CLI for understanding what a curl command is doing across DNS, TLS, and HTTP. This repository currently includes: A CLI command to parse and explain a curl input A starter TUI for interactive exploration Execution telemetry for DNS, TCP connect, TL...

midonescanner-android

MidONe Scanner 专业干净 IP 扫描器 CDN · CLOUDFLARE · DNS ⬇️ 下载 APK · 🖥️ 下载 Windows 版 · 📣 Telegram 频道 🔍 为什么选择 MidONe Scanner？ 大多数 IP 扫描工具只做一个简单的 ping —— 这个数值与实际连接速度毫无关系。MidONe Scanner 与众不同： 它下载真实数据。 应用显示的速度，就是你在实际使用中会体验到的速度。 how ? 🔬 深入底层 — 扫描引擎流水线 面向技术和半技术用户：以下是每种扫描模式背后实际发生的事情。 1️⃣ CDN — 智能扫描 ⚡ 普通引擎 TCP...

AlmaLinux 9.2 [TuxCare] Security Update: tomcat / tomcat-admin-webapps / tomcat-docs-webapp / etc (ALMALINUX9.2:CLSA-2025:1737654382)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1737654382 advisory. - Allocation of Resources Without Limits or Throttling vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 throu...

AlmaLinux 9.2 [TuxCare] Security Update: squid (ALMALINUX9.2:CLSA-2024:1735126310)

The AlmaLinux 9.2 host has a package installed that is affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2024:1735126310 advisory. - Squid is a caching proxy for the Web. Due to an Improper Validation of Specified Index bug, Squid versions 3.3.0.1 through 5.9 and 6.0 prio...

Rocky Linux 8 [CIQ] Security Update: java-17-openjdk / java-17-openjdk-debuginfo / etc Multiple Vulnerabilities (crlsa-2023_1898)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20231898 advisory. OpenJDK: improper connection handling during TLS handshake 8294474 CVE-2023-21930 OpenJDK: Swing HTML parsing issue 8296832 CVE-2023-21939 OpenJDK: incorre...

Rocky Linux 8 [CIQ] Security Update: Cython-debugsource / PyYAML-debugsource / babel / numpy-debugsource / etc (crlsa-2023_5994)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20235994 advisory. python: TLS handshake bypass CVE-2023-40217 Tenable has extracted the preceding description block directly from the CIQ security advisory. Note that Nessus has not...

Rocky Linux 8 [CIQ] Security Update: java-11-openjdk / java-11-openjdk-debuginfo / etc Multiple Vulnerabilities (crlsa-2023_1895)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20231895 advisory. OpenJDK: improper connection handling during TLS handshake 8294474 CVE-2023-21930 OpenJDK: Swing HTML parsing issue 8296832 CVE-2023-21939 OpenJDK: incorre...

Rocky Linux 8 [CIQ] Security Update: java-17-openjdk / java-17-openjdk-debuginfo / etc Multiple Vulnerabilities (crlsa-2021_4135)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20214135 advisory. OpenJDK: Incorrect principal selection when using Kerberos Constrained Delegation Libraries, 8266689 CVE-2021-35567 OpenJDK: Excessive memory allocation in...

Rocky Linux 8 [CIQ] Security Update: python3.11 / python3.11-debug / python3.11-debuginfo / etc (crlsa-2023_5463)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20235463 advisory. python: TLS handshake bypass CVE-2023-40217 Tenable has extracted the preceding description block directly from the CIQ security advisory. Note that Nessus has not...

CentOS Linux 8.4 [TuxCare] Security Update: nss / nss-devel / nss-pkcs11-devel / nss-softokn / etc (CENTOS8.4:CLSA-2026:1786358092)

The CentOS Linux 8.4 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.4:CLSA-2026:1786358092 advisory. - An unchecked return value in TLS handshake code could have caused a potentially exploitable crash. This vulnerability affects Firefox 122,...

AlmaLinux 9.2 [TuxCare] Security Update: pki-servlet-4.0-api / pki-servlet-engine Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2025:1764580671)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1764580671 advisory. - Allocation of Resources Without Limits or Throttling vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from...

Rocky Linux 9 [CIQ] Security Update: java-11-openjdk / java-11-openjdk-debuginfo / etc Multiple Vulnerabilities (crlsa-2023_1880)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20231880 advisory. OpenJDK: improper connection handling during TLS handshake 8294474 CVE-2023-21930 OpenJDK: Swing HTML parsing issue 8296832 CVE-2023-21939 OpenJDK: incorre...

Rocky Linux 9 [CIQ] Security Update: java-1.8.0-openjdk / java-1.8.0-openjdk-debuginfo / etc Multiple Vulnerabilities (crlsa-2023_1909)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20231909 advisory. OpenJDK: improper connection handling during TLS handshake 8294474 CVE-2023-21930 OpenJDK: Swing HTML parsing issue 8296832 CVE-2023-21939 OpenJDK: incorre...

openssl: openssl: Denial of Service via out-of-bounds write during TLS context switch

A flaw was found in openssl. When a server replaces its security context during an active Transport Layer Security TLS handshake, it fails to update the internal capacity tracking for cryptographic signature algorithms. A remote peer can exploit this issue by advertising specific signature...

openssl: openssl: Denial of Service via excessive memory allocation in CRL distribution point processing

A flaw was found in OpenSSL. A remote attacker can cause a Denial of Service DoS by presenting a specially crafted certificate during a Transport Layer Security TLS handshake. When OpenSSL processes and caches certificate extensions containing numerous Certificate Revocation List CRL distribution...

openssl: openssl: Denial of Service via excessive memory allocation in CRL distribution point processing

A flaw was found in OpenSSL. A remote attacker can cause a Denial of Service DoS by presenting a specially crafted certificate during a Transport Layer Security TLS handshake. When OpenSSL processes and caches certificate extensions containing numerous Certificate Revocation List CRL distribution...

openssl: openssl: Denial of Service via out-of-bounds write during TLS context switch

A flaw was found in openssl. When a server replaces its security context during an active Transport Layer Security TLS handshake, it fails to update the internal capacity tracking for cryptographic signature algorithms. A remote peer can exploit this issue by advertising specific signature...