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osvGoogleOSV:GHSA-C8V6-786G-VJX6
HistoryFeb 29, 2024 - 3:33 a.m.

json-jwt allows bypass of identity checks via a sign/encryption confusion attack

2024-02-2903:33:14
Google
osv.dev
4
json-jwt
gem
identity checks
sign/encryption confusion
attack
jwe
ruby

6.3 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

8.3%

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.

6.3 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

8.3%