CVE-2019-16869

HIGH

Netty <4.1.42 - HTTP Request Smuggling

Title source: llm

Description

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.

References (146)

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

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

[Mailing List] https://lists.apache.org/thread.html/2494a2ac7f66af6e4646a4937b17972a4ec7cd3c7333c66ffd6c639d@%3Cdev.zookeeper.apache.org%3E

[Mailing List] https://lists.apache.org/thread.html/76540c8b0ed761bfa6c81fa28c13057f13a5448aed079d656f6a3c79@%3Cissues.zookeeper.apache.org%3E

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

[Mailing List, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2019/09/msg00035.html

[Mailing List] https://lists.apache.org/thread.html/d3eb0dbea75ef5c400bd49dfa1901ad50be606cca3cb29e0d01b6a54@%3Cissues.zookeeper.apache.org%3E

[Mailing List] https://lists.apache.org/thread.html/3e6d7aae1cca10257e3caf2d69b22f74c875f12a1314155af422569d@%3Cdev.zookeeper.apache.org%3E

[Mailing List] https://lists.apache.org/thread.html/37ed432b8eb35d8bd757f53783ec3e334bd51f514534432bea7f1c3d@%3Cissues.zookeeper.apache.org%3E

[Mailing List] https://lists.apache.org/thread.html/bdf7a5e597346a75d2d884ca48c767525e35137ad59d8f10b8fc943c@%3Cdev.zookeeper.apache.org%3E

[Mailing List] https://lists.apache.org/thread.html/380f6d2730603a2cd6b0a8bea9bcb21a86c199147e77e448c5f7390b@%3Ccommits.zookeeper.apache.org%3E

[Mailing List] https://lists.apache.org/thread.html/cf5aa087632ead838f8ac3a42e9837684e7afe6e0fcb7704e0c73bc0@%3Ccommits.zookeeper.apache.org%3E

[Mailing List] https://lists.apache.org/thread.html/cbf6e6a04cb37e9320ad20e437df63beeab1755fc0761918ed5c5a6e@%3Ccommits.zookeeper.apache.org%3E

[Mailing List] https://lists.apache.org/thread.html/2e1cf538b502713c2c42ffa46d81f4688edb5676eb55bd9fc4b4fed7@%3Cissues.zookeeper.apache.org%3E

[Mailing List] https://lists.apache.org/thread.html/a0f77c73af32cbe4ff0968bfcbbe80ae6361f3dccdd46f3177547266@%3Cissues.zookeeper.apache.org%3E

[Mailing List] https://lists.apache.org/thread.html/b2cd51795f938632c6f60a4c59d9e587fbacd7f7d0e0a3684850a30f@%3Cissues.zookeeper.apache.org%3E

[Mailing List] https://lists.apache.org/thread.html/b0656d359c7d40ec9f39c8cc61bca66802ef9a2a12ee199f5b0c1442@%3Cdev.drill.apache.org%3E

[Mailing List] https://lists.apache.org/thread.html/519eb0fd45642dcecd9ff74cb3e71c20a4753f7d82e2f07864b5108f@%3Cdev.drill.apache.org%3E

[Mailing List] https://lists.apache.org/thread.html/f9bc3e55f4e28d1dcd1a69aae6d53e609a758e34d2869b4d798e13cc@%3Cissues.drill.apache.org%3E

[Mailing List] https://lists.apache.org/thread.html/e192fe8797c192679759ffa6b15e4d0806546945a41d8ebfbc6ee3ac@%3Ccommits.tinkerpop.apache.org%3E

... and 126 more

Scores

CVSS v3 7.5

EPSS 0.0403

EPSS Percentile 88.5%

Attack Vector NETWORK

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

Details

CWE

CWE-444

Status published

Products (10)

canonical/ubuntu_linux 18.04

debian/debian_linux 8.0

debian/debian_linux 9.0

debian/debian_linux 10.0

io.netty/netty-all 4.0.0.Alpha1 - 4.1.42.FinalMaven

netty/netty < 4.1.42

org.jboss.netty/netty 0Maven

redhat/jboss_enterprise_application_platform 7.2

redhat/jboss_enterprise_application_platform 7.3

redhat/jboss_enterprise_application_platform 7.4

Published Sep 26, 2019

Tracked Since Feb 18, 2026