Information Exposure Affecting lexik/jwt-authentication-bundle package, versions <2.11.3


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.13% (50th percentile)

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  • Snyk IDSNYK-PHP-LEXIKJWTAUTHENTICATIONBUNDLE-1291061
  • published12 May 2021
  • disclosed12 May 2021
  • creditJames Isaac, Mathias Brodala

Introduced: 12 May 2021

CVE-2021-21424  (opens in a new tab)
CWE-200  (opens in a new tab)
CWE-208  (opens in a new tab)

How to fix?

Upgrade lexik/jwt-authentication-bundle to version 2.11.3 or higher.

Overview

lexik/jwt-authentication-bundle is a This bundle provides JWT authentication for your Symfony REST API

Affected versions of this package are vulnerable to Information Exposure. The ability to enumerate users is possible without relevant permissions due to different exception messages, depending on whether the user exists or not. It is also possible to enumerate users by using a timing attack, by comparing time elapsed when authenticating an existing user and authenticating a non-existing user.

CVSS Scores

version 3.1