Information Exposure Affecting ecdh package, versions <0.2.0


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.21% (59th percentile)

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  • Snyk ID SNYK-JS-ECDH-3331939
  • published 26 Feb 2023
  • disclosed 26 Feb 2023
  • credit shilohshi

How to fix?

Upgrade ecdh to version 0.2.0 or higher.

Overview

ecdh is a native Node.js module for ECDH and ECDSA

Affected versions of this package are vulnerable to Information Exposure in the deriveSharedSecret() function in index.js, which allows an attacker to send an invalid point as the public key (a point not on the curve), and retrieve the derived shared secret.

CVSS Scores

version 3.1
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Snyk

Recommended
5.3 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    Low
  • Integrity (I)
    None
  • Availability (A)
    None
Expand this section

NVD

7.5 high