MEDIUM
GHSA-c8v6-786g-vjx6
json-jwt allows bypass of identity checks via a sign/encryption confusion attack
Quick fix
GHSA-c8v6-786g-vjx6 — json-jwt: upgrade to the fixed version with the command below.
bundle update json-jwtDetails
The json-jwt (aka JSON::JWT) gem 1.16.x before 1.16.6, 1.15.x before 1.15.3.1 for Ruby sometimes allows bypass of identity checks via a sign/encryption confusion attack. For example, JWE can sometimes be used to bypass JSON::JWT.decode.
Are you affected?
Enter the version of the package you're using.
Affected packages
References
- https://nvd.nist.gov/vuln/detail/CVE-2023-51774[ADVISORY]
- https://github.com/nov/json-jwt/issues/120[WEB]
- https://github.com/nov/json-jwt/issues/121[WEB]
- https://github.com/nov/json-jwt/commit/593ea8bcaf2629048bad8c036191f2da0a2e713c[WEB]
- https://github.com/nov/json-jwt/commit/9c4d842a9465bd7960570ca326c3de79b4abc9d0[WEB]
- https://github.com/P3ngu1nW/CVE_Request/blob/main/novjson-jwt.md[WEB]
- https://github.com/nov/json-jwt[PACKAGE]
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/json-jwt/CVE-2023-51774.yml[WEB]