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CVE-2019-20444

Good to know:

Date: January 29, 2020

HttpObjectDecoder.java in Netty before 4.1.44 allows an HTTP header that lacks a colon, which might be interpreted as a separate header with an incorrect syntax, or might be interpreted as an "invalid fold."

Language: Java

Severity Score

9.1

Related Resources (121)

Url: https://lists.apache.org/thread.html/r4c675b2d0cc2a5e506b11ee10d60a378859ee340aca052e4c7ef4749@%3Cnotifications.zookeeper.apache.org%3E

Url: https://www.debian.org/security/2021/dsa-4885

Url: https://lists.apache.org/thread.html/re45ee9256d3233c31d78e59ee59c7dc841c7fbd83d0769285b41e948@%3Ccommits.druid.apache.org%3E

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Url: https://lists.apache.org/thread.html/r489886fe72a98768eed665474cba13bad8d6fe0654f24987706636c5@%3Cdev.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/r0f5e72d5f69b4720dfe64fcbc2da9afae949ed1e9cbffa84bb7d92d7@%3Cnotifications.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/r6945f3c346b7af89bbd3526a7c9b705b1e3569070ebcd0964bcedd7d%40%3Cissues.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/rf2bf8e2eb0a03227f5bc100b544113f8cafea01e887bb068e8d1fa41%40%3Ccommon-issues.hadoop.apache.org%3E

Url: https://lists.apache.org/thread.html/r205937c85817a911b0c72655c2377e7a2c9322d6ef6ce1b118d34d8d@%3Cdev.geode.apache.org%3E

Url: https://github.com/netty/netty/issues/9866

Url: https://lists.apache.org/thread.html/rf5b2dfb7401666a19915f8eaef3ba9f5c3386e2066fcd2ae66e16a2f%40%3Cdev.flink.apache.org%3E

Url: https://lists.apache.org/thread.html/rd8f72411fb75b98d366400ae789966373b5c3eb3f511e717caf3e49e%40%3Cissues.flink.apache.org%3E

Url: https://github.com/netty/netty

Url: https://lists.apache.org/thread.html/r70b1ff22ee80e8101805b9a473116dd33265709007d2deb6f8c80bf2%40%3Ccommits.druid.apache.org%3E

Url: https://lists.apache.org/thread.html/ra9fbfe7d4830ae675bf34c7c0f8c22fc8a4099f65706c1bc4f54c593%40%3Cissues.zookeeper.apache.org%3E

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Url: https://lists.apache.org/thread.html/r832724df393a7ef25ca4c7c2eb83ad2d6c21c74569acda5233f9f1ec@%3Ccommits.pulsar.apache.org%3E

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Url: https://lists.apache.org/thread.html/r8402d67fdfe9cf169f859d52a7670b28a08eff31e54b522cc1432532%40%3Ccommon-issues.hadoop.apache.org%3E

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Url: https://lists.apache.org/thread.html/r489886fe72a98768eed665474cba13bad8d6fe0654f24987706636c5%40%3Cdev.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/r1b103833cb5bc8466e24ff0ecc5e75b45a705334ab6a444e64e840a0%40%3Cissues.bookkeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/r0c3d49bfdbc62fd3915676433cc5899c5506d06da1c552ef1b7923a5@%3Ccommon-issues.hadoop.apache.org%3E

Url: https://lists.apache.org/thread.html/r059b042bca47be53ff8a51fd04d95eb01bb683f1afa209db136e8cb7@%3Cdev.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/rb3361f6c6a5f834ad3db5e998c352760d393c0891b8d3bea90baa836@%3Ccommon-issues.hadoop.apache.org%3E

Url: https://lists.apache.org/thread.html/rdb69125652311d0c41f6066ff44072a3642cf33a4b5e3c4f9c1ec9c2%40%3Ccommits.pulsar.apache.org%3E

Url: https://lists.apache.org/thread.html/r959474dcf7f88565ed89f6252ca5a274419006cb71348f14764b183d%40%3Ccommits.cassandra.apache.org%3E

Url: https://lists.apache.org/thread.html/r640eb9b3213058a963e18291f903fc1584e577f60035f941e32f760a@%3Cissues.zookeeper.apache.org%3E

Url: https://access.redhat.com/errata/RHSA-2020:0497

Url: https://lists.apache.org/thread.html/r70b1ff22ee80e8101805b9a473116dd33265709007d2deb6f8c80bf2@%3Ccommits.druid.apache.org%3E

Url: https://lists.apache.org/thread.html/r96e08f929234e8ba1ef4a93a0fd2870f535a1f9ab628fabc46115986@%3Cdev.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/r2f2989b7815d809ff3fda8ce330f553e5f133505afd04ffbc135f35f%40%3Cissues.spark.apache.org%3E

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Url: https://lists.apache.org/thread.html/r36fcf538b28f2029e8b4f6b9a772f3b107913a78f09b095c5b153a62%40%3Cissues.zookeeper.apache.org%3E

Url: https://usn.ubuntu.com/4532-1/

Url: https://access.redhat.com/errata/RHSA-2020:0811

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Url: https://lists.apache.org/thread.html/ra9fbfe7d4830ae675bf34c7c0f8c22fc8a4099f65706c1bc4f54c593@%3Cissues.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/raaac04b7567c554786132144bea3dcb72568edd410c1e6f0101742e7@%3Cissues.flink.apache.org%3E

Url: https://lists.apache.org/thread.html/rff210a24f3a924829790e69eaefa84820902b7b31f17c3bf2def9114%40%3Ccommits.druid.apache.org%3E

Url: https://lists.debian.org/debian-lts-announce/2020/02/msg00018.html

Url: https://lists.apache.org/thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26%40%3Ccommits.pulsar.apache.org%3E

Url: https://lists.apache.org/thread.html/rf5b2dfb7401666a19915f8eaef3ba9f5c3386e2066fcd2ae66e16a2f@%3Cdev.flink.apache.org%3E

Url: https://lists.apache.org/thread.html/r1b103833cb5bc8466e24ff0ecc5e75b45a705334ab6a444e64e840a0@%3Cissues.bookkeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/r4d3f1d3e333d9c2b2f6e6ae8ed8750d4de03410ac294bcd12c7eefa3%40%3Ccommits.cassandra.apache.org%3E

Url: https://lists.apache.org/thread.html/rb84c57670ec48ef23f4d07973b7fa69f629b8e7fcfb48874362feb6f@%3Ccommits.zookeeper.apache.org%3E

Url: https://access.redhat.com/errata/RHSA-2020:0805

Url: https://access.redhat.com/errata/RHSA-2020:0804

Url: https://lists.apache.org/thread.html/r310d2ce22304d5298ff87f10134f918c87919b452734f9841d95682d%40%3Ccommits.zookeeper.apache.org%3E

Url: https://access.redhat.com/errata/RHSA-2020:0806

Url: https://lists.apache.org/thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26@%3Ccommits.pulsar.apache.org%3E

Url: https://lists.apache.org/thread.html/re78eaef7d01ad65c370df30e45c686fffff00b37f7bfd78b26a08762%40%3Ccommon-issues.hadoop.apache.org%3E

Url: https://lists.apache.org/thread.html/ra2ace4bcb5cf487f72cbcbfa0f8cc08e755ec2b93d7e69f276148b08@%3Cissues.zookeeper.apache.org%3E

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Url: https://lists.debian.org/debian-lts-announce/2020/09/msg00003.html

Url: https://lists.apache.org/thread.html/r819aaeb9944bdcfca438dcc51f05650dc728daf64dfd7d774fc2499b@%3Ccommits.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/ra2ace4bcb5cf487f72cbcbfa0f8cc08e755ec2b93d7e69f276148b08%40%3Cissues.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/ra1a71b576a45426af5ee65255be9596ff3181a342f4ba73b800db78f@%3Cdev.geode.apache.org%3E

Url: https://lists.apache.org/thread.html/r96e08f929234e8ba1ef4a93a0fd2870f535a1f9ab628fabc46115986%40%3Cdev.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/r91e0fa345c86c128b75a4a791b4b503b53173ff4c13049ac7129d319@%3Cnotifications.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/r36fcf538b28f2029e8b4f6b9a772f3b107913a78f09b095c5b153a62@%3Cissues.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/rfb55f245b08d8a6ec0fb4dc159022227cd22de34c4419c2fbb18802b@%3Cnotifications.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/rb3361f6c6a5f834ad3db5e998c352760d393c0891b8d3bea90baa836%40%3Ccommon-issues.hadoop.apache.org%3E

Url: https://nvd.nist.gov/vuln/detail/CVE-2019-20444

Url: https://lists.apache.org/thread.html/r0aa8b28e76ec01c697b15e161e6797e88fc8d406ed762e253401106e%40%3Ccommits.camel.apache.org%3E

Url: https://lists.apache.org/thread.html/r819aaeb9944bdcfca438dcc51f05650dc728daf64dfd7d774fc2499b%40%3Ccommits.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/r0aa8b28e76ec01c697b15e161e6797e88fc8d406ed762e253401106e@%3Ccommits.camel.apache.org%3E

Url: https://lists.apache.org/thread.html/rc7eb5634b71d284483e58665b22bf274a69bd184d9bd7ede52015d91@%3Ccommon-issues.hadoop.apache.org%3E

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TS6VX7OMXPDJIU5LRGUAHRK6MENAVJ46/

Url: https://lists.apache.org/thread.html/r6945f3c346b7af89bbd3526a7c9b705b1e3569070ebcd0964bcedd7d@%3Cissues.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/re78eaef7d01ad65c370df30e45c686fffff00b37f7bfd78b26a08762@%3Ccommon-issues.hadoop.apache.org%3E

Url: https://lists.apache.org/thread.html/rce71d33747010d32d31d90f5d737dae26291d96552f513a266c92fbb%40%3Cnotifications.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/rce71d33747010d32d31d90f5d737dae26291d96552f513a266c92fbb@%3Cnotifications.zookeeper.apache.org%3E

Url: https://lists.debian.org/debian-lts-announce/2020/09/msg00004.html

Url: https://lists.apache.org/thread.html/rff210a24f3a924829790e69eaefa84820902b7b31f17c3bf2def9114@%3Ccommits.druid.apache.org%3E

Url: https://lists.apache.org/thread.html/r0c3d49bfdbc62fd3915676433cc5899c5506d06da1c552ef1b7923a5%40%3Ccommon-issues.hadoop.apache.org%3E

Url: https://lists.apache.org/thread.html/r7790b9d99696d9eddce8a8c96f13bb68460984294ea6fea3800143e4%40%3Ccommits.pulsar.apache.org%3E

Url: https://lists.apache.org/thread.html/r959474dcf7f88565ed89f6252ca5a274419006cb71348f14764b183d@%3Ccommits.cassandra.apache.org%3E

Url: https://lists.apache.org/thread.html/rf2bf8e2eb0a03227f5bc100b544113f8cafea01e887bb068e8d1fa41@%3Ccommon-issues.hadoop.apache.org%3E

Url: https://lists.apache.org/thread.html/r4d3f1d3e333d9c2b2f6e6ae8ed8750d4de03410ac294bcd12c7eefa3@%3Ccommits.cassandra.apache.org%3E

Url: https://lists.apache.org/thread.html/r34912a9b1a5c269a77b8be94ef6fb6d1e9b3c69129719dc00f01cf0b%40%3Cdev.zookeeper.apache.org%3E

Url: https://github.com/netty/netty/pull/9871/files#diff-e26989b9171ef22c27c9f7d80689cfb059d568c9bd10e75970d96c02d0654878

Url: https://lists.apache.org/thread.html/r640eb9b3213058a963e18291f903fc1584e577f60035f941e32f760a%40%3Cissues.zookeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/r90030b0117490caed526e57271bf4d7f9b012091ac5083c895d16543%40%3Ccommon-issues.hadoop.apache.org%3E

Url: https://lists.apache.org/thread.html/re0b78a3d0a4ba2cf9f4e14e1d05040bde9051d5c78071177186336c9@%3Ccommon-issues.hadoop.apache.org%3E

Url: https://lists.apache.org/thread.html/r804895eedd72c9ec67898286eb185e04df852b0dd5fe53cf5b6138f9@%3Cissues.zookeeper.apache.org%3E

Url: https://github.com/netty/netty/compare/netty-4.1.43.Final...netty-4.1.44.Final

Url: https://lists.apache.org/thread.html/rcb2c59428f34d4757702f9ae739a8795bda7bea97b857e708a9c62c6%40%3Ccommon-commits.hadoop.apache.org%3E

Url: https://lists.apache.org/thread.html/r1fcccf8bdb3531c28bc9aa605a6a1bea7e68cef6fc12e01faafb2fb5@%3Cissues.zookeeper.apache.org%3E

Url: https://lists.debian.org/debian-lts-announce/2020/02/msg00017.html

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Url: https://lists.apache.org/thread.html/r310d2ce22304d5298ff87f10134f918c87919b452734f9841d95682d@%3Ccommits.zookeeper.apache.org%3E

Url: https://usn.ubuntu.com/4532-1

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Url: https://lists.apache.org/thread.html/r9b20cdac704cf9a583400350e2d5b576fa8417c18ddb961201676c60@%3Ccommits.zookeeper.apache.org%3E

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Url: https://github.com/netty/netty/pull/9871

Url: https://lists.apache.org/thread.html/re0b78a3d0a4ba2cf9f4e14e1d05040bde9051d5c78071177186336c9%40%3Ccommon-issues.hadoop.apache.org%3E

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Url: https://lists.apache.org/thread.html/rcb2c59428f34d4757702f9ae739a8795bda7bea97b857e708a9c62c6@%3Ccommon-commits.hadoop.apache.org%3E

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Url: https://access.redhat.com/errata/RHSA-2020:0605

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Url: https://access.redhat.com/errata/RHSA-2020:0601

Url: https://access.redhat.com/errata/RHSA-2020:0567

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TS6VX7OMXPDJIU5LRGUAHRK6MENAVJ46

Url: https://access.redhat.com/errata/RHSA-2020:0606

Url: https://lists.apache.org/thread.html/rb84c57670ec48ef23f4d07973b7fa69f629b8e7fcfb48874362feb6f%40%3Ccommits.zookeeper.apache.org%3E

Url: https://www.mend.io/vulnerability-database/CVE-2019-20444

Severity Score

9.1

Weakness Type (CWE)

Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

CWE-444

Top Fix

Upgrade Version

Upgrade to version io.netty:netty-all:4.1.44.Final

CVSS v3.1

Base Score:	9.1
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	NONE

CVSS v2

Base Score:	6.4
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	NONE
Additional information:

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