Arbitrary Code Execution

Affecting gifsicle package, versions <1.90

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Overview

gifsicle manipulates GIF image files in many different ways.

Affected versions of this package are vulnerable to Arbitrary Code Execution. Use-after-free in the read_gif function may result in potential code execution.

Remediation

Upgrade gifsicle to version 1.90 or higher.

References

CVSS Score

9.8
high severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    High
  • Integrity
    High
  • Availability
    High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Credit
Unknown
CVE
CVE-2017-1000421
CWE
CWE-94
Snyk ID
npm:gifsicle:20170810
Disclosed
10 Aug, 2017
Published
21 Feb, 2018