Lucene search
+L
Catalog
Vendors
Products
Timeline
Vulnerabilities
Sources
Documentation
Blog
Glossary
FAQ
Brand assets
Assessment
Agents dashboard
Agent Scanning
API Scanning
Assessment API
Alerts
Email notifications
Webhook notifications
Alerts API
SBOM package analysis
API Reference
Support
Settings
Sign in

BIT-ZOOKEEPER-2021-21295 Possible request smuggling in HTTP/2 due missing validation

🗓️ 06 Mar 2024 11:09:05Reported by GoogleType 
osv
 osv🔗 osv.dev👁 42 Views

Netty HTTP/2 request smuggling vulnerability before version 4.1.60.Final allows smuggling through HTTP/1.1 conversion and forwardin

Related
Refs
ReporterTitlePublishedViews
Family
ibm		Security Bulletin: IBM Watson Discovery for IBM Cloud Pak for Data affected by vulnerability in Netty
25 Jun 202100:35
–ibm
ibm		Security Bulletin: Multiple vulnerabilities in Netty affect Apache Solr, Apache Zookeeper and Logstash shipped with IBM Operations Analytics - Log Analysis
6 Sep 202408:22
–ibm
ibm		Security Bulletin: Netty Vulnerability Affects IBM Watson Machine Learning on CP4D (CVE-2021-21295)
16 Jan 202608:37
–ibm
ibm		Security Bulletin: IBM SPSS Modeler is affected by multiple vulnerabilities in DataView
6 Jul 202613:46
–ibm
ibm		Security Bulletin: Multiple vulnerabilities affect IBM Db2® on Cloud Pak for Data, and Db2 Warehouse on Cloud Pak for Data
2 Aug 202515:58
–ibm
ibm		Security Bulletin: IBM Cloud Pak for Security includes components with multiple known vulnerabilities
7 Jun 202316:53
–ibm
ibm		Security Bulletin: Vulnerabilities with DataStage on Cloud Pak for Data related to Apache hbase-client 2.4.15
18 Mar 202514:59
–ibm
ibm		Security Bulletin: Netty Vulnerabilites 4.0.37
3 Apr 202317:03
–ibm
ibm		Security Bulletin: IBM Security Guardium is affected by a number of security vulnerabilities in Netty, which is used by Guardium (CVE-2021-21290, CVE-2021-21295, CVE-2021-21409, CVE-2021-37136, CVE-2021-37137)
27 May 202217:58
–ibm
ibm		Security Bulletin: Vulnerabilities affect IBM Netcool Agile Service Manager
25 Nov 202108:58
–ibm
Rows per page
SourceLink
githubwww.github.com/Netflix/zuul/pull/980
githubwww.github.com/netty/netty/commit/89c241e3b1795ff257af4ad6eadc616cb2fb3dc4
githubwww.github.com/netty/netty/security/advisories/GHSA-wm47-8v5p-wjpj
listswww.lists.apache.org/thread.html/r02e467123d45006a1dda20a38349e9c74c3a4b53e2e07be0939ecb3f%40%3Cdev.ranger.apache.org%3E
listswww.lists.apache.org/thread.html/r040a5e4d9cca2f98354b58a70b27099672276f66995c4e2e39545d0b%40%3Cissues.hbase.apache.org%3E
listswww.lists.apache.org/thread.html/r04a3e0d9f53421fb946c60cc54762b7151dc692eb4e39970a7579052%40%3Ccommits.servicecomb.apache.org%3E
listswww.lists.apache.org/thread.html/r0b09f3e31e004fe583f677f7afa46bd30110904576c13c5ac818ac2c%40%3Cissues.flink.apache.org%3E
listswww.lists.apache.org/thread.html/r15f66ada9a5faf4bac69d9e7c4521cedfefa62df9509881603791969%40%3Cjira.kafka.apache.org%3E
listswww.lists.apache.org/thread.html/r16c4b55ac82be72f28adad4f8061477e5f978199d5725691dcc82c24%40%3Ccommits.servicecomb.apache.org%3E
listswww.lists.apache.org/thread.html/r1908a34b9cc7120e5c19968a116ddbcffea5e9deb76c2be4fa461904%40%3Cdev.zookeeper.apache.org%3E
Rows per page

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

Book a live demo
20 May 2025 10:02Current
6.8Medium risk
Vulners AI Score6.8
CVSS 22.6
CVSS 3.15.9
EPSS0.18891
nettyhttp/2request smugglingvulnerabilityhttp/1.1conversionforwardingpatchsecurity advisoryworkaround
42