Arbitrary File Upload Affecting io.undertow:undertow-core Open this link in a new tab package, versions [,2.0.30)
Exploit Maturity
Mature
Attack Complexity
Low
User Interaction
Required
Confidentiality
High
Integrity
High
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snyk-id
SNYK-JAVA-IOUNDERTOW-567770
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published
28 Apr 2020
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disclosed
28 Apr 2020
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credit
Unknown
Introduced: 28 Apr 2020
CVE-2020-1745 Open this link in a new tabHow to fix?
Upgrade io.undertow:undertow-core
to version 2.0.30 or higher.
Overview
io.undertow:undertow-core is a Java web server based on non-blocking IO.
Affected versions of this package are vulnerable to Arbitrary File Upload. A file inclusion vulnerability was found in the AJP connector enabled with a default AJP configuration port of 8009
. A remote, unauthenticated attacker could exploit this vulnerability to read web application files from a vulnerable server. In instances where the vulnerable server allows file uploads, an attacker could upload malicious JavaServer Pages
(JSP) code within a variety of file types and trigger this vulnerability to gain remote code execution.