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CVE-2020-10687

Published: 23 September 2020

A flaw was discovered in all versions of Undertow before Undertow 2.2.0.Final, where 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.

Priority

Medium

Cvss 3 Severity Score

4.8

Score breakdown

Status

Package Release Status
undertow
Launchpad, Ubuntu, Debian
bionic Needs triage

eoan Ignored
(end of life)
focal Needs triage

groovy Ignored
(end of life)
hirsute Not vulnerable
(2.2.3-1)
impish Not vulnerable
(2.2.3-1)
jammy Not vulnerable
(2.2.3-1)
kinetic Not vulnerable
(2.2.3-1)
lunar Does not exist

mantic Does not exist

noble Needs triage

trusty Does not exist

upstream Needs triage

xenial Needs triage

Severity score breakdown

Parameter Value
Base score 4.8
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality Low
Integrity impact Low
Availability impact None
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N