CVE-2021-20220

Katalog CVE

CVSS 4.8 · Medium EPSS 1,2%

Kerentanan Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') pada redhat undertow, netapp active iq unified manager +1 lainnya. Skor CVSS 3.1 4.8 (Medium) menurut NVD.

Deskripsi (NVD)

A flaw was found in Undertow. A regression in the fix for CVE-2020-10687 was found. HTTP request smuggling related to CVE-2017-2666 is possible against HTTP/1.x and HTTP/2 due to permitting invalid characters in an HTTP request. This flaw allows an attacker to poison a web-cache, perform an XSS attack, or obtain sensitive information from request other than their own. The highest threat from this vulnerability is to data confidentiality and integrity.

Rincian

Terbit di NVD

23 Februari 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

4.8 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')

EPSS (30 hari)

1,2% peluang dieksploitasi; lebih tinggi dari 67,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.redhat.com/show_bug.cgi?id=1923133 issue tracking · advisory vendor
• https://security.netapp.com/advisory/ntap-20220210-0013/ advisory pihak ketiga