clone-cert

clone-cert.sh This is a simple shell script that retrieves the X.509 certificate associated with a TLS wrapped TCP port and uses openssl to create a similar certificate by replacing the public key and fixing the signature. This is particularly useful if you want to demonstrate why self-signed...

ssh-mitm

SSH-MITM - ssh audits made simple An interactive SSH interception tool for authorized security audits. Intercept sessions, monitor live traffic, inject commands, and manipulate file transfers — all in real time. !Follow me on...

roca

ROCA detection tool This tool is related to ACM CCS 2017 conference paper 124 Return of the Coppersmith’s Attack: Practical Factorization of Widely Used RSA Moduli. It enables you to test public RSA keys for a presence of the described vulnerability. Update 4.11.2017 : Python 2.7, 3.4+ supported...

RsaCtfTool

RsaCtfTool RSA multi-attack tool that decrypts data from weak public keys and recovers private keys. Overview This tool is a utility designed to decrypt data from weak public keys and attempt to recover the corresponding private key. It offers a comprehensive range of attack options for cracking...

pyjwt: PyJWT: Authentication bypass via improper public key validation

A flaw was found in PyJWT. When an application allows both symmetric and asymmetric signing algorithms, minor formatting variations in a public key can prevent the library from properly identifying it as an asymmetric key. Consequently, the library improperly treats the public key as a shared...

RS256-2-HS256

RS256-2-HS256 JWT Attack to change the algorithm RS256 to HS256 Usage usage: RS2562HS256JWT.py -h payload pubkey positional arguments: payload JSON payload from JWT to attack pubkey Public key file to use for signing optional arguments: -h, --help show this help message and exit Example...

pyjwt: PyJWT: Authentication bypass via improper public key validation

A flaw was found in PyJWT. When an application allows both symmetric and asymmetric signing algorithms, minor formatting variations in a public key can prevent the library from properly identifying it as an asymmetric key. Consequently, the library improperly treats the public key as a shared...

pyjwt: PyJWT: Authentication bypass via improper public key validation

A flaw was found in PyJWT. When an application allows both symmetric and asymmetric signing algorithms, minor formatting variations in a public key can prevent the library from properly identifying it as an asymmetric key. Consequently, the library improperly treats the public key as a shared...

pyjwt: PyJWT: Authentication bypass via improper public key validation

A flaw was found in PyJWT. When an application allows both symmetric and asymmetric signing algorithms, minor formatting variations in a public key can prevent the library from properly identifying it as an asymmetric key. Consequently, the library improperly treats the public key as a shared...

ssh_Enum_vaild

sshEnumvaild A Bash script to enumerate valid SSH usernames using the CVE-2018-15473 vulnerability. It checks for valid usernames on an OpenSSH server by analyzing authentication responses. Features ✅ Detects valid SSH usernames based on OpenSSH response behavior ✅ Uses a public key authenticatio...

badkeys

badkeys Tool and library to check cryptographic public keys for known vulnerabilities what? badkeys checks public keys in various formats for known vulnerabilities. A web version can be found at badkeys.info. install badkeys can be installed via pip: pip3 install badkeys You may want to use a...

CVE-2024-45337-POC

CVE-2024-45337-POC Proof of concept POC for CVE-2024-45337 Build go version go version go1.23.2 linux/amd64 go build Usage Usage of ./CVE-2024-45337-POC: -addr string Address of ssh server default "127.0.0.1:2222" -authorised-pubkey string The allowed pubkey that will pass verification Must be pu...

CurveBall-CVE-2020-0601-PoC

CurveBall CVE-2020-0601 - PoC This vulnerability, known as CurveBall, is due to invalid verification of certificates that using the ECC algorithm. Windows try to verify previously verified certificates from the certificate cache and while doing this, it only checks whether the public keys of the...

CVE-2021-21239

Technical Report on CVE-2021-21239: Redash SAML Authentication Vulnerability Introduction to SAML Security Assertion Markup Language SAML is an open standard for exchanging authentication and authorization data between parties in a federated identity system. It enables single sign-on SSO across...

jwt-key-confusion-poc

JWT Key Confusion PoC CVE-2015-9235 Written for the Hack the Box challenges - Under Construction and Secret Both included scripts perform a Java Web Token Key Confusion Attack CVE-2015-9235. To perform the attack it is required that the attacker know the public key which the server will use to...

CVE-2018-0114-Exploit

CVE-2018-0114-Exploit A vulnerability in the Cisco node-jose open source library before 0.11.0 could allow an unauthenticated, remote attacker to re-sign tokens using a key that is embedded within the token. The vulnerability is due to node-jose following the JSON Web Signature JWS standard for...

cve-2020-0601_poc

Basic Info The source code of this tool is supposed to help with understanding of CVE-2020-0601 vulnerability discovered in Windows Crypto API, see CERT's overview. The tool itself can be used to produce a certificate for an arbitrary domain which will be signed by an evil certificate authority...

curveball

curveball CVE-2020-0601 curveball - Alternative Key Calculator Build Windows Visual Studio 2012 or , then build the solution. Linux / Unix cc altkey.c -lcrypto -o altkey Usage Usage: altkey ecpubliccertificate.pem ecnewprivatekey.pem Example C:\security\curveball\Releasealtkey...

nzyme

Nzyme Learn more at https://www.nzyme.org/. Version 2.0.0 of Nzyme is currently in development and alpha releases are available. Contributing There are many ways to contribute and all community interaction is absolutely welcome: Open an issue for any kind of bug you think you have found. Open an...

CVE-2026-0257

CVE-2026-0257: GlobalProtect Authentication Bypass Overview This exploit achieves unauthenticated VPN access to a Palo Alto GlobalProtect gateway/portal by forging an authentication cookie using only the server's publicly available TLS certificate. The Core Vulnerability Why It Works GlobalProtec...