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NULL Pointer Dereference Affecting node-sass package, versions <3.6.0

Severity

 Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Proof of concept
    EPSS
    0.34% (72nd percentile)

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  • Snyk ID SNYK-JS-NODESASS-535502
  • published 25 Nov 2019
  • disclosed 17 Dec 2018
  • credit Unknown
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Introduced: 17 Dec 2018

CVE-2018-20190 Open this link in a new tab
CWE-476 Open this link in a new tab

How to fix?

Upgrade node-sass to version 3.6.0 or higher.

Overview

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

Affected versions of this package are vulnerable to NULL Pointer Dereference. In LibSass 3.5.5, a NULL Pointer Dereference in the function Sass::Eval::operator()``(Sass::Supports_Operator*) in eval.cpp may cause a Denial of Service (application crash) via a crafted sass input file.

CVSS Scores

version 3.1
Expand this section

Snyk

Recommended
6.5 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    Required
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High