HTTP Request Smuggling Vulnerability in Netty by JBoss
CVE-2019-16869

7.5HIGH

Key Information:

Vendor

Netty

Status
Netty
Vendor
CVE Published:
26 September 2019

What is CVE-2019-16869?

An issue exists in Netty, an asynchronous event-driven network application framework, where it mishandles whitespace before the colon in HTTP headers. This flaw can lead to HTTP request smuggling attacks, allowing attackers to exploit the way the server interprets requests. Such vulnerabilities can enable unauthorized access to sensitive data or services, leading to potential data breaches or further exploit activity.

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References

https://github.com/netty/netty/issues/9571
https://github.com/netty/netty/compare/netty-4.1.41.Final...
https://lists.apache.org/thread.html/e39931d7cdd17241e69a...
mailing-list

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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