Uninitialized Memory Exposure

Affecting atob package, versions <2.1.0

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Overview

atob is a package that Uses Buffer to emulate the exact functionality of the browser's atob.

Affected versions of this package are vulnerable to Uninitialized Memory Exposure. It allocates uninitialized Buffers when a number is passed in user provided fields.

Remediation

Upgrade atob to version 2.1.0 or higher.

References

CVSS Score

6.5
medium severity
  • Attack Vector
    Network
  • Attack Complexity
    High
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    Low
  • Integrity
    None
  • Availability
    High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H/E:F/RL:O/RC:C
Credit
ChALkeR
CVE
CVE-2018-3745
CWE
CWE-201
Snyk ID
npm:atob:20180429
Disclosed
29 Apr, 2018
Published
30 Apr, 2018