CVE-2020-10687 : A flaw was discovered in all versions of Undertow before Undertow 2.2.0.Final, w

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.

Published 2020-09-23 13:15:15

Updated 2022-02-22 10:05:19

Source Red Hat, Inc.

View at NVD, CVE.org

Vulnerability category: Cross site scripting (XSS)

Products affected by CVE-2020-10687

Redhat » Jboss Enterprise Application Platform » Version: 7.2
cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.2:*:*:*:*:*:*:*
Matching versions
When used together with: Redhat » Enterprise Linux » Version: 6.0
When used together with: Redhat » Enterprise Linux » Version: 7.0
When used together with: Redhat » Enterprise Linux » Version: 8.0
Redhat » Jboss Enterprise Application Platform » Version: 7.3
cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.3:*:*:*:*:*:*:*
Matching versions
When used together with: Redhat » Enterprise Linux » Version: 7.0
When used together with: Redhat » Enterprise Linux » Version: 8.0
Redhat » Jboss Enterprise Application Platform » Version: N/A Text-only Edition
cpe:2.3:a:redhat:jboss_enterprise_application_platform:-:*:*:*:text-only:*:*:*
Matching versions
Redhat » Jboss Enterprise Application Platform » Version: 7.4
cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.4:*:*:*:*:*:*:*
Matching versions
When used together with: Redhat » Enterprise Linux » Version: 7.0
When used together with: Redhat » Enterprise Linux » Version: 8.0
Redhat » Undertow
Versions before (<) 2.2.0
cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:*
Matching versions
Redhat » Single Sign-on » Version: N/A Text-only Edition
cpe:2.3:a:redhat:single_sign-on:-:*:*:*:text-only:*:*:*
Matching versions

Threat overview for CVE-2020-10687

Top countries where our scanners detected CVE-2020-10687

Top open port discovered on systems with this issue 80

IPs affected by CVE-2020-10687 4,788

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2020-10687!

^*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2020-10687

EPSS FAQ

0.08%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 37 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-10687

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.8	MEDIUM	AV:N/AC:M/Au:N/C:P/I:P/A:N	8.6	4.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: None
4.8	MEDIUM	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N	2.2	2.5	NIST
Attack Vector: Network Attack Complexity: High Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: Low Integrity: Low Availability: None

CWE ids for CVE-2020-10687

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

The product acts as an intermediary HTTP agent (such as a proxy or firewall) in the data flow between two entities such as a client and server, but it does not interpret malformed HTTP requests or responses in ways that are consistent with how the messages will be processed by those entities that are at the ultimate destination.
Assigned by:
- nvd@nist.gov (Secondary)
- secalert@redhat.com (Primary)

References for CVE-2020-10687

https://lists.apache.org/thread.html/r6603513ea8afbf6857fd77ca5888ec8385d0af493baa4250e28c351c@%3Cdev.cxf.apache.org%3E

Undertow CVE - Pony Mail
Mailing List;Third Party Advisory
https://security.netapp.com/advisory/ntap-20220210-0015/

CVE-2020-10687 Undertow Vulnerability in NetApp Products | NetApp Product Security
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1785049

1785049 – (CVE-2020-10687) CVE-2020-10687 Undertow: Incomplete fix for CVE-2017-2666 due to permitting invalid characters in HTTP requests
Issue Tracking;Vendor Advisory