| |
Vulnerability CVE-2021-20220
Published: 2021-02-23
| Description: |
A flaw was found in Undertow. A regression in the fix for CVE-2020-10687 was found. 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. The highest threat from this vulnerability is to data confidentiality and integrity. |
Type:
CWE-444 (Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling'))
CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:N)
| CVSS Base Score |
Impact Subscore |
Exploitability Subscore |
5.8/10 |
4.9/10 |
8.6/10 |
| Exploit range |
Attack complexity |
Authentication |
Remote |
Medium |
No required |
| Confidentiality impact |
Integrity impact |
Availability impact |
Partial |
Partial |
None |
References: |
https://bugzilla.redhat.com/show_bug.cgi?id=1923133
|
|
|
Copyright 2024, cxsecurity.com
|
|
|
