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CVE-2020-10687

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Date: September 23, 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.

Language: Java

Severity Score

Related Resources (7)

https://security.netapp.com/advisory/ntap-20220210-0015
https://lists.apache.org/thread.html/r6603513ea8afbf6857fd77ca5888ec8385d0af493baa4250e28c351c@%3Cdev.cxf.apache.org%3E
https://nvd.nist.gov/vuln/detail/CVE-2020-10687
https://bugzilla.redhat.com/show_bug.cgi?id=1785049
https://lists.apache.org/thread.html/r6603513ea8afbf6857fd77ca5888ec8385d0af493baa4250e28c351c%40%3Cdev.cxf.apache.org%3E
https://security.netapp.com/advisory/ntap-20220210-0015/
https://www.mend.io/vulnerability-database/CVE-2020-10687

Severity Score

Weakness Type (CWE)

Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

CWE-444

Top Fix

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Upgrade to version io.undertow:undertow-core:2.2.0.Final

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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