Timing Attack Affecting safe-compare package, versions >=1.0.4 <1.1.4


Severity

Recommended
0.0
low
0
10

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

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  • Snyk IDSNYK-JS-SAFECOMPARE-173780
  • published1 Mar 2019
  • disclosed13 Mar 2019
  • credithraban

Introduced: 1 Mar 2019

CVE NOT AVAILABLE CWE-208  (opens in a new tab)

How to fix?

Upgrade safe-compare to version 1.1.4 or higher.

Overview

safe-compare is a Constant-time comparison algorithm to prevent Node.js timing attacks.

Affected versions of this package are vulnerable to Timing Attack via the nativeTimingSafeEqual function which could leak the length of a user password. This is caused by always choosing the length of the longer string when comparing.

CVSS Scores

version 3.1