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CVE-2022-23959

Public on 2022-01-26
Modified on 2022-08-15
Description

A flaw was found in Varnish. This flaw allows an attacker to carry out a request smuggling attack on HTTP/1 connections on Varnish cache servers. This smuggled request goes through the usual Varnish Configuration Language (VCL) processing since the Varnish server treats it as an additional request.

Severity
Important
See what this means
CVSS v3 Base Score
7.4
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 varnish 2022-08-15 18:37 ALAS-2022-1632

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
NVD CVSSv2 6.4 AV:N/AC:L/Au:N/C:P/I:P/A:N
NVD CVSSv3 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N