Privilege Context Switching Error Affecting node package, versions [20.0.0,20.11.1) [21.0.0,21.6.2)


Severity

0.0
high
0
10

    Threat Intelligence

    EPSS
    0.04% (8th percentile)

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  • Snyk ID SNYK-UPSTREAM-NODE-6252335
  • published 18 Feb 2024
  • disclosed 16 Feb 2024
  • credit valette

How to fix?

Upgrade node to version 20.11.1, 21.6.2 or higher.

Overview

node is a JavaScript runtime built on Chrome's V8 JavaScript engine.

Affected versions of this package are vulnerable to Privilege Context Switching Error in libuv's handling of io_uring operations called before calling setuid(). This allows users to elevate privileges.

CVSS Scores

version 3.1
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Snyk

8.8 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
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Red Hat
7.3 high
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SUSE
8.4 high