GHSA-mv73-f69x-444p

Go Fiber CSRF Token Validation Vulnerability

En bref

Publiée
Mise à jour
CVE
CVE-2023-45141
Alias
GO-2023-2116
CVSS_V3
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

A Cross-Site Request Forgery (CSRF) vulnerability has been identified in the application, which allows an attacker to obtain tokens and forge malicious requests on behalf of a user. This can lead to unauthorized actions being taken on the user's behalf, potentially compromising the security and integrity of the application. ## Vulnerability Details The vulnerability is caused by improper validation and enforcement of CSRF tokens within the application. The following issues were identified: 1. **Lack of Token Association**: The CSRF token was validated against tokens in storage but was not tied to the original requestor that generated it, allowing for token reuse. ## Remediation To remediate this vulnerability, it is recommended to take the following actions: 1. **Update the Application**: Upgrade the application to a fixed version with a patch for the vulnerability. 2. **Implement Proper CSRF Protection**: Review the updated documentation and ensure your application's CSRF protection mechanisms follow best practices. 4. **Choose CSRF Protection Method**: Select the appropriate CSRF protection method based on your application's requirements, either the Double Submit Cookie method or the Synchronizer Token Pattern using sessions. 5. **Security Testing**: Conduct a thorough security assessment, including penetration testing, to identify and address any other security vulnerabilities. ## Defence-in-depth Users should take additional security measures like captchas or Two-Factor Authentication (2FA) and set Session cookies with SameSite=Lax or SameSite=Strict, and the Secure and HttpOnly attributes.

Paquets affectés

PaquetVersions
Go · github.com/gofiber/fiber/v2introduced 0, fixed 2.50.0

Références

Sources

SourceLicence
OSV.devCC-BY 4.0 — GitHub Advisory Database