HTTP Header Parsing Vulnerability in Netty Software by The Linux Foundation
CVE-2019-20444

9.1CRITICAL

Key Information:

Vendor

Netty

Status
Netty
Vendor
CVE Published:
29 January 2020

What is CVE-2019-20444?

The vulnerability in HttpObjectDecoder.java of the Netty framework allows improper handling of HTTP headers that lack a colon. This condition can lead to incorrect interpretations, with potentially severe consequences for application behavior and security. Users of affected versions are advised to upgrade to version 4.1.44 or higher to mitigate this risk.

References

https://github.com/netty/netty/issues/9866
https://github.com/netty/netty/compare/netty-4.1.43.Final...
https://lists.apache.org/thread.html/re45ee9256d3233c31d7...
mailing-list

EPSS Score

11% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2019-20444 : HTTP Header Parsing Vulnerability in Netty Software by The Linux Foundation