Information Exposure Affecting undici package, versions <5.8.0


Severity

Recommended
0.0
low
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Proof of concept
    EPSS
    0.13% (49th percentile)

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  • Snyk ID SNYK-JS-UNDICI-2957529
  • published 21 Jul 2022
  • disclosed 21 Jul 2022
  • credit Haxatron

How to fix?

Upgrade undici to version 5.8.0 or higher.

Overview

undici is an An HTTP/1.1 client, written from scratch for Node.js

Affected versions of this package are vulnerable to Information Exposure by not clearing cookie headers upon third party redirect.

Note: This is only exploitable when maxRedirections is changed from its default value of 0.

CVSS Scores

version 3.1
Expand this section

Snyk

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

NVD

6.5 medium