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CVE-2024-24758— Proxy-Authorization header not cleared on cross-origin redirect in fetch in Undici

Quick assessment

Affected
nodejs undici
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

undici是一个HTTP/1.1客户端。 undici v5.28.2及之前版本、6.0.0至6.6.0版本存在信息泄露漏洞，该漏洞源于未清除 Proxy-Authorization 标头，导致存在信息泄露漏洞。

CVSS 3.9 · Low EPSS 0.77% · P54

Possible ATT&CK Techniques 1 AI

T1557.002 · ARP Cache Poisoning
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I. Basic Information for CVE-2024-24758

Vulnerability Information
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Vulnerability Title
Proxy-Authorization header not cleared on cross-origin redirect in fetch in Undici
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
undici 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
undici是一个HTTP/1.1客户端。 undici v5.28.2及之前版本、6.0.0至6.6.0版本存在信息泄露漏洞，该漏洞源于未清除 Proxy-Authorization 标头，导致存在信息泄露漏洞。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
nodejs undici < 5.28.3 -

II. Public POCs for CVE-2024-24758

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III. Intelligence Information for CVE-2024-24758

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Patches & Fixes for CVE-2024-24758 (1)

Vendor Advisories for CVE-2024-24758 (2)

Mailing List Discussions for CVE-2024-24758 (1)

IV. Related Vulnerabilities

Same product: undici
Same vendor: nodejs
Same weakness: CWE-200

V. Comments for CVE-2024-24758

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