GHSA-9q69-g5gc-9fgf

ghsaUSosv

Cross-Site Request Forgery in Vert.x-Web framework

view advisory published 2021-04-22Licence: CC-BY-4.0

Vert.x-Web framework v4.0 milestone 1-4 does not perform a correct CSRF verification. Instead of comparing the CSRF token in the request with the CSRF token in the cookie, it compares the CSRF token in the cookie against a CSRF token that is stored in the session. An attacker does not even need to provide a CSRF token in the request because the framework does not consider it. The cookies are automatically sent by the browser and the verification will always succeed, leading to a successful CSRF attack.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2020-35217UShigh8.8—
Vert.x-Web framework v4.0 milestone 1-4 does not perform a correct CSRF verification. Instead of comparing the CSRF token in the request with the CSRF token in the cookie, it compa…
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