Out-of-bounds Read Affecting node-stringbuilder package, versions *


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Proof of concept
    EPSS
    0.05% (16th percentile)

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  • Snyk ID SNYK-JS-NODESTRINGBUILDER-6421617
  • published 9 Jul 2024
  • disclosed 20 Feb 2024
  • credit Alessio Della Libera

How to fix?

There is no fixed version for node-stringbuilder.

Overview

node-stringbuilder is an An easy and fast in-memory string builder for Node.js.

Affected versions of this package are vulnerable to Out-of-bounds Read due to incorrect memory length calculation, by calling ToBuffer, ToString, or CharAt on a StringBuilder object with a non-empty string value input. It's possible to return previously allocated memory, for example, by providing negative indexes, leading to an Information Disclosure.

CVSS Scores

version 3.1
Expand this section

Snyk

8.2 high
  • 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)
    High