Reliance on Undefined, Unspecified, or Implementation-Defined Behavior Affecting fast-float package, versions >=0.0.0


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

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  • Snyk ID SNYK-RUST-FASTFLOAT-8380999
  • published 14 Nov 2024
  • disclosed 12 Nov 2024
  • credit Alexander Huszagh

Introduced: 12 Nov 2024

New CVE NOT AVAILABLE CWE-758 Open this link in a new tab

How to fix?

There is no fixed version for fast-float.

Overview

fast-float is a crate that provides a super-fast decimal number parser from strings into floats.

Affected versions of this package are vulnerable to Reliance on Undefined, Unspecified, or Implementation-Defined Behavior when checking input length and due to functions marked as safe with non-local safety guarantees.

Note:

There is a maintained fork of this package, containing a fix for this vulnerability: fast-float2

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

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