Information Exposure Affecting io.undertow:undertow-core Open this link in a new tab package, versions [,1.4.27.Final) [2.0.0.Final,2.0.15.Final)
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6 May 2019
18 Sep 2018
How to fix?
io.undertow:undertow-core to version 1.4.27.Final, 2.0.15.Final or higher.
io.undertow:undertow-core is a Java web server based on non-blocking IO.
Affected versions of this package are vulnerable to Information Exposure. If all headers were not written out in the first
write() call then the code that handles flushing the buffer would always write out the full contents of the
writevBuffer buffer, which might contain data from previous requests.