Improper Privilege Management Affecting biscuit-auth package, versions >=4.0.0 <5.0.0


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.05% (16th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk ID SNYK-RUST-BISCUITAUTH-7577223
  • published 1 Aug 2024
  • disclosed 31 Jul 2024
  • credit Unknown

How to fix?

Upgrade biscuit-auth to version 5.0.0 or higher.

Overview

Affected versions of this package are vulnerable to Improper Privilege Management due to the manipulation of the ThirdPartyBlockRequest publicKeys field. An attacker can alter the trust relationships within token validations by substituting a malicious public key for a legitimate one in the token's symbol table.

References

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

Recommended
7.1 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Attack Requirements (AT)
    None
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Confidentiality (VC)
    High
  • Integrity (VI)
    Low
  • Availability (VA)
    None
  • Confidentiality (SC)
    None
  • Integrity (SI)
    None
  • Availability (SA)
    None