CVE-2019-16869

Summary:

Netty before 4.1.42.Final mishandles whitespace before the colon in HTTP headers (such as a “Transfer-Encoding : chunked” line), which leads to HTTP request smuggling.

Reference Links(if available):

https://github.com/netty/netty/issues/9571

https://github.com/netty/netty/compare/netty-4.1.41.Final…netty-4.1.42.Final

https://lists.apache.org/thread.html/9128111213b7b734ffc85db08d8f789b00a85a7f241b708e55debbd0@%3Cissues.zookeeper.apache.org%3E

https://lists.apache.org/thread.html/6e1e34c0d5635a987d595df9e532edac212307243bb1b49eead6d55b@%3Cissues.zookeeper.apache.org%3E

https://lists.apache.org/thread.html/e39931d7cdd17241e69a0a09a89d99d7435bcc59afee8a9628d67769@%3Cdev.zookeeper.apache.org%3E

CVSS Score (if available)

v2: / MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N

v3: / HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Links to Exploits(if available)