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Fencer Vulns
low 3.9

CVE-2024-24758 json

Proxy-Authorization header not cleared on cross-origin redirect in fetch in Undici

published 2024-02-16 2 y ago modified 2026-09-10 1 mo ago also EUVD-2024-0479 , GHSA-3787-6prv-h9w3

cvss
3.9
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 55%
public exploits
0
none known

Summary

Undici is an HTTP/1.1 client, written from scratch for Node.js. Undici already cleared Authorization headers on cross-origin redirects, but did not clear `Proxy-Authentication` headers. This issue has been patched in versions 5.28.3 and 6.6.1. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Patch / fix

  • npm undici 5.28.3, 6.6.1
  • nodejs undici 5.28.3, 6.6.1
  • node-undici Debian 14, Debian 13 5.28.4+dfsg1+~cs23.12.11-1

debian advisories DEBIAN-CVE-2024-24758

  • nodejs16 SLE Module for Web and Scripting 12 16.20.2-8.39.1
  • nodejs18 SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE Module for Web and Scripting 15 SP5 +4 more 18.19.1-150400.9.18.2
  • nodejs16 SLES for SAP 15 SP3, SLES 15 SP3-LTSS, SLE High Performance Computing 15 SP3-LTSS +1 more 16.20.2-150300.7.33.1
  • nodejs16 SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE High Performance Computing 15 SP4-LTSS +2 more 16.20.2-150400.3.30.1
  • nodejs18 SLE Module for Web and Scripting 12 18.19.1-8.18.1
  • nodejs20 SLE Module for Web and Scripting 15 SP5, openSUSE Leap 15.5 20.11.1-150500.11.6.1

suse advisories SUSE-SU-2024:0731-1SUSE-SU-2024:0730-1SUSE-SU-2024:0729-1SUSE-SU-2024:0728-1SUSE-SU-2024:0644-1SUSE-SU-2024:0643-1

  • nodejs20 openSUSE Tumbleweed 20.11.1-1.1
  • nodejs21 openSUSE Tumbleweed 21.6.2-1.1

opensuse advisories openSUSE-SU-2024:13697-1openSUSE-SU-2024:13698-1

  • nodejs Azure Linux 3.0 20.14.0-1

azure linux advisories AZL-35045

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2024-24758 updated cvss 3.9

undici: sensitive information exposure

  • Red Hat build of Apache Camel - HawtIO 4 undici Red Hat Developer Hub 1 rhdh/rhdh-hub-rhel9 Red Hat Enterprise Linux 10 nodejs-undici Red Hat Openshift Data Foundation 4 odf4/mcg-core-rhel9 Red Hat OpenShift Dev Spaces devspaces/dashboard-rhel8
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.77% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 3.9 CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:L
GitHub 3.1 3.9 CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:L
NVD 3.1 4.5 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
npm undici
<5.28.3
>=6.0.0, <6.6.1
5.28.3
6.6.1

Affected products

  • nodejs undici

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.