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Out-of-bounds Read Affecting org.webjars.npm:node-sass package, versions [,4.11.0)

0.0
high

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Confidentiality High
    Availability High

    Threat Intelligence

    Exploit Maturity Proof of concept
    EPSS 0.22% (60th percentile)
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NVD
8.1 high

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  • Snyk ID SNYK-JAVA-ORGWEBJARSNPM-539670
  • published 25 Nov 2019
  • disclosed 4 Jun 2018
  • credit Unknown
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Introduced: 4 Jun 2018

CVE-2018-11693 Open this link in a new tab
CWE-125 Open this link in a new tab

How to fix?

Upgrade org.webjars.npm:node-sass to version 4.11.0 or higher.

Overview

org.webjars.npm:node-sass is a Node.js bindings to libsass.

Affected versions of this package are vulnerable to Out-of-bounds Read. An issue was discovered in LibSass through 3.5.4. An out-of-bounds read of a memory region was found in the function Sass::Prelexer::skip_over_scopes which could be leveraged by an attacker to disclose information or manipulated to read from unmapped memory causing a denial of service. node-sass is affected by this vulnerability due to its bundled usage of libsass.