CVEvulnerability

CVE-2020-10687

4.8 MEDIUM Published 2020-09-23 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2020-09-23
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
4.8 MEDIUM — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
CVSS 2.0 ([email protected])
5.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:N
Weaknesses
CWE-444

Description

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.

Affected configurations

• redhat undertow (< 2.2.0) • redhat jboss enterprise application platform • redhat single sign-on • redhat jboss enterprise application platform 7.2 • redhat jboss enterprise application platform 7.3 • redhat jboss enterprise application platform 7.4

Related

Weakness · CWE (1)

  • CWE-444 Inconsistent Interpretation of HTTP Requests weakness

References