Web Cache Poisoning Affecting io.ratpack:ratpack-core Open this link in a new tab package, versions [,1.9.0)
Attack Complexity
High
Integrity
High
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snyk-id
SNYK-JAVA-IORATPACK-1315138
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published
30 Jun 2021
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disclosed
30 Jun 2021
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credit
Jonathan Leitschuh
Introduced: 30 Jun 2021
CVE-2021-29479 Open this link in a new tabHow to fix?
Upgrade io.ratpack:ratpack-core
to version 1.9.0 or higher.
Overview
io.ratpack:ratpack-core is a simple, capable, toolkit for creating high performance web applications.
Affected versions of this package are vulnerable to Web Cache Poisoning. A user supplied X-Forwarded-Host
header can be used to perform cache poisoning of a cache fronting a Ratpack server if the cache key does not include the X-Forwarded-Host
header as a cache key. Users are only vulnerable if they do not configure a custom PublicAddress
instance.