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Use After Free Affecting node-sass package, versions >=4.4.0 <4.13.1

0.0
critical

Snyk CVSS

    Attack Complexity Low
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    EPSS 0.32% (71st percentile)
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NVD
9.8 critical

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  • Snyk ID SNYK-JS-NODESASS-535497
  • published 25 Nov 2019
  • disclosed 26 May 2018
  • credit Unkown
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Introduced: 26 May 2018

CVE-2018-11499 Open this link in a new tab
CWE-416 Open this link in a new tab

How to fix?

Upgrade node-sass to version 4.13.1 or higher.

Overview

node-sass is a Node.js bindings package for libsass.

Affected versions of this package are vulnerable to Use After Free. A use-after-free vulnerability exists in handle_error() in sass_context.cpp in LibSass 3.4.x and 3.5.x through 3.5.4 that could be leveraged to cause a denial of service (application crash) or possibly unspecified other impact. node-sass is affected by this vulnerability due to its usage of libsass.