CVE Vulnerabilities

CVE-2016-4970

Loop with Unreachable Exit Condition ('Infinite Loop')

Published: Apr 13, 2017 | Modified: Apr 20, 2025
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
7.8 HIGH
AV:N/AC:L/Au:N/C:N/I:N/A:C
RedHat/V2
4.3 MODERATE
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V3
3.7 MODERATE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Ubuntu
MEDIUM
root.io logo minimus.io logo echo.ai logo

handler/ssl/OpenSslEngine.java in Netty 4.0.x before 4.0.37.Final and 4.1.x before 4.1.1.Final allows remote attackers to cause a denial of service (infinite loop).

Weakness

The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

Affected Software

NameVendorStart VersionEnd Version
NettyNetty4.0.20 (including)4.0.37 (excluding)
NettyNetty4.1.0 (including)4.1.1 (excluding)
Red Hat Fuse 7.7.0RedHatnetty*
Red Hat JBoss A-MQ 6.3RedHat*
Red Hat JBoss Data Grid 7.1RedHat*
Red Hat JBoss Fuse 6.3RedHat*
NettyUbuntuesm-apps/xenial*
NettyUbuntuupstream*
NettyUbuntuxenial*

References