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CVE-2021-20220

CVE information

Published

1 year ago

Last Modified

7 months ago

CVSSv2.0 Severity

Medium

CVSSv3.1 Severity

Medium

Impact Analysis

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..

CVSSv2.0 Score

Severity
Medium
Base Score
5.8/10
Exploit Score
8.6/10
Access Vector
Network
Access Complexity
Medium
Authentication Required
None
Impact Score
4.9/10
Confidentiality Impact
Partial
Availability Impact
None
Integrity Impact
Partial

CVSSv3.1 Score

Severity
Medium
Base Score
4.8/10
Exploit Score
2.2/10
Access Vector
Network
Access Complexity
High
Privileges Required
None
Impact Score
2.5/10
Confidentiality Impact
Low
Availability Impact
None
Integrity Impact
Low
Scope
Unchanged
User Interaction
None

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:*
  Yes
2.1.0 2.1.6
cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:*
  Yes
- 2.0.34
cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_
  Yes
- -
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:linux:*
  Yes
- -
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:windows
  Yes
- -