Netty is an asynchronous event-driven network application framework for
rapid development of maintainable high performance protocol servers and
clients.
This vulnerability is potentially used
```
com.visualpathit.account.utils.ElasticsearchUtil (Application)
-> org.elasticsearch.transport.client.PreBuiltTransportClient (Extension)
-> org.elasticsearch.transport.Netty4Plugin (Extension)
-> org.elasticsearch.http.netty4.Netty4HttpServerTransport (Extension)
-> org.elasticsearch.http.netty4.Netty4HttpServerTransport$HttpChannelHandler (Extension)
-> io.netty.handler.codec.http.HttpRequestDecoder (Extension)
-> ❌ io.netty.handler.codec.http.HttpObjectDecoder (Vulnerable Component)
```
Vulnerability Details
HttpObjectDecoder.java in Netty before 4.1.44 allows an HTTP header that lacks a colon, which might be interpreted as a separate header with an incorrect syntax, or might be interpreted as an "invalid fold."
:heavy_check_mark: This issue was automatically closed by Mend because the vulnerable library in the specific branch(es) was either marked as ignored or it is no longer part of the Mend inventory.
CVE-2019-20444 - High Severity Vulnerability
Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers and clients.
Library home page: http://netty.io/
Path to dependency file: /pom.xml
Path to vulnerable library: /Users/alexmaybaum/.m2/repository/io/netty/netty-codec-http/4.1.13.Final/netty-codec-http-4.1.13.Final.jar
Dependency Hierarchy: - transport-5.6.4.jar (Root Library) - transport-netty4-client-5.6.4.jar - :x: **netty-codec-http-4.1.13.Final.jar** (Vulnerable Library)
Found in HEAD commit: 9c6901108cf0138889fa46846fabfcb78828d070
Found in base branch: vp-rem
Reachability Analysis(Reachable)
This vulnerability is potentially used ``` com.visualpathit.account.utils.ElasticsearchUtil (Application) -> org.elasticsearch.transport.client.PreBuiltTransportClient (Extension) -> org.elasticsearch.transport.Netty4Plugin (Extension) -> org.elasticsearch.http.netty4.Netty4HttpServerTransport (Extension) -> org.elasticsearch.http.netty4.Netty4HttpServerTransport$HttpChannelHandler (Extension) -> io.netty.handler.codec.http.HttpRequestDecoder (Extension) -> ❌ io.netty.handler.codec.http.HttpObjectDecoder (Vulnerable Component) ```
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."
Publish Date: 2020-01-29
URL: CVE-2019-20444
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: None
For more information on CVSS3 Scores, click here.Type: Upgrade version
Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20444
Release Date: 2020-01-29
Fix Resolution: io.netty:netty-codec-http:4.1.44