CVE-2022-32210

mediumPriorität · verfolgen · 26EPSS 0.005 · 40. PerzentilEURUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
0.47% (40th) EPSS
CVSS 6.5 · medium
Is it mine?
4 products
Prüfe deine Angriffsfläche
Who says so?
5 sources
cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · bewertet 2026-10-27

`Undici.ProxyAgent` never verifies the remote server's certificate, and always exposes all request & response data to the proxy. This unexpectedly means that proxies can MitM all HTTPS traffic, and if the proxy's URL is HTTP then it also means that nominally HTTPS requests are actually sent via plain-text HTTP between Undici and the proxy server.

01

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

7.7
010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 5.4–7.7

v3.16.5mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:Nprimary · NVD / NIST USAusnutzbarkeit 2.2 · Auswirkung 4.2
v3.15.4mediumAV:A/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU
v3.17.7highCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:Nsecondary · OSV
v3.16mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)
02

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

03

betroffene Produkte (4)

Betroffene Produkte und Versionsbereiche.

04

Advisories (1)

Hersteller- und Ökosystem-Meldungen dazu.

  • GHSA-pgw7-wx7w-2w33ProxyAgent vulnerable to MITM2022-06-17ghsa · osvUS

    ### Description `Undici.ProxyAgent` never verifies the remote server's certificate, and always exposes all request & response data to the proxy. This unexpectedly means that proxies can MitM all HTTPS traffic, and if the proxy's URL is HTTP then it also means that nominally HTTPS requests are actually sent via plain-text HTTP between Undici and the proxy server. ### Impact This affects all use of HTTPS via HTTP proxy using **`Undici.ProxyAgent`** with Undici or Node's global `fetch`. In this case, it removes all HTTPS security from all requests sent using Undici's `ProxyAgent`, allowing trivial MitM attacks by anybody on the network path between the client and the target server (local network users, your ISP, the proxy, the target server's ISP, etc). This less seriously affects HTTPS via HTTPS proxies. When you send HTTPS via a proxy to a remote server, the proxy can freely view or modify all HTTPS traffic unexpectedly (but only the proxy). ### Patches This issue was patched in Undici v5.5.1. ### Workarounds At the time of writing, the only workaround is to not use `ProxyAgent` as a dispatcher for TLS Connections.

05

auch bekannt als (4)

Weitere Namen und Kennungen dieser Entität.

06

quellen

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veröffentlicht 2022-07-14geändert 2026-06-17
08

Referenzen (9)

Externe Belege — Patches, Meldungen, Analysen.

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