Information Exposure Affecting anoncreds-clsignatures package, versions <0.1.0


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

EPSS
0.09% (39th percentile)

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  • Snyk IDSNYK-RUST-ANONCREDSCLSIGNATURES-6168314
  • published17 Jan 2024
  • disclosed16 Jan 2024
  • creditUnknown

Introduced: 16 Jan 2024

CVE-2024-22192  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade anoncreds-clsignatures to version 0.1.0 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure due to a flaw in the revocation scheme. An attacker can undermine the privacy guarantees of the AnonCreds verifiable credential model by generating a unique identifier for a holder presenting a Non-Revocation proof.

Workaround

This vulnerability can be mitigated by upgrading libraries/holder applications that generate AnonCreds verifiable presentations using the flawed implementation to a corrected version.

References

CVSS Scores

version 3.1