Information Exposure Affecting curve25519-dalek package, versions <4.1.3


Severity

Recommended
0.0
medium
0
10

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

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  • Snyk IDSNYK-RUST-CURVE25519DALEK-7300329
  • published21 Jun 2024
  • disclosed18 Jun 2024
  • creditAlexander Wagner, Lea Themint

Introduced: 18 Jun 2024

CVE NOT AVAILABLE CWE-203  (opens in a new tab)

How to fix?

Upgrade curve25519-dalek to version 4.1.3 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure due to the Scalar29::sub and Scalar52::sub functions. An attacker can potentially leak private keys and other secrets by exploiting the timing variability in these functions.

CVSS Scores

version 4.0
version 3.1