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CVE-2016-4970: Infinite Loop for SSL Handler

April 13, 2017 (updated September 30, 2019)

handler/ssl/OpenSslEngine.java in this package allows remote attackers to cause a denial of service (infinite loop).

References

  • netty.io/news/2016/06/07/4-0-37-Final.html
  • netty.io/news/2016/06/07/4-1-1-Final.html

Code Behaviors & Features

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Affected versions

All versions starting from 4.0-alpha0 up to 4.0.36.final, all versions starting from 4.1-alpha0 up to 4.1.0.final

Fixed versions

  • 4.0.37.Final
  • 4.1.1.Final

Solution

Upgrade to versions 4.0.37.Final, 4.1.1.Final or above.

Impact 7.5 HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Learn more about CVSS

Weakness

  • CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')

Source file

maven/io.netty/netty-handler/CVE-2016-4970.yml

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