CVE-2020-5403: DoS Via Malformed URL with Reactor Netty HTTP Server
First published: Tue Mar 03 2020(Updated: )
Reactor Netty HttpServer, versions 0.9.3 and 0.9.4, is exposed to a URISyntaxException that causes the connection to be closed prematurely instead of producing a 400 response.
Credit: security@pivotal.io
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Pivotal Reactor Netty | =0.9.3 | |
| Pivotal Reactor Netty | =0.9.4 |
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Reference Links
Frequently Asked Questions
What is CVE-2020-5403?
CVE-2020-5403 is a vulnerability in Reactor Netty HttpServer versions 0.9.3 and 0.9.4 that is exposed to a URISyntaxException, causing the connection to be closed prematurely instead of producing a 400 response.
What is the severity of CVE-2020-5403?
The severity of CVE-2020-5403 is high with a severity value of 7.5.
Which software versions are affected by CVE-2020-5403?
Reactor Netty HttpServer versions 0.9.3 and 0.9.4 are affected by CVE-2020-5403.
How can I fix CVE-2020-5403?
To fix CVE-2020-5403, it is recommended to upgrade to a version of Reactor Netty HttpServer that is not affected, such as version 0.9.5 or later.
Where can I find more information about CVE-2020-5403?
More information about CVE-2020-5403 can be found at the following link: https://pivotal.io/security/cve-2020-5403
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