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https://issues.jboss.org/browse/WFCORE-482?page=com.atlassian.jira.plugin...
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Andrew Marlow commented on WFCORE-482:
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In my previous comment I got it slightly wrong regarding my mention of CVEs. There is only
one CVE and it is not even filed against log4j-v1. There is CVE-2017-5645 which is logged
against log4j2. It is to do with the code that listens on the logger event port and
deserialises without doing some sanity checking. Diffing between 2.8.1 and 2.8.2 I see how
checking has now been added. The code is slightly different in v1 but it does still
perform an unchecked deserialisation of a LoggerEvent object, so it does look vulnerable
to me. There may be a new CVE raised for this at some point, even though log4j-v1 is end
of life. I hope a new CVE is raised. The lack of a current CVE for log4j-v1 is causing
some people to say that when they are alerted to CVE-2017-5645 it is a false flag. See
https://github.com/jeremylong/DependencyCheck/issues/1138 for an example of this. I think
that Red Hat has performed the same code analysis that I did and come to the same
conclusion, which is why they patched JBoss (the proprietary version of Wildfly). So it
might not be viewed as a false flag forever.
I've chased down the log4j-v1 dependency. It comes from jbossws-cxf-client. So I
reckon that would have to be changed to use log4j2 before wildfly could be changed. I
think a new ticket needs to be raised for jbossws-cxf-client.
Add log4j2 support for WildFly
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Key: WFCORE-482
URL:
https://issues.jboss.org/browse/WFCORE-482
Project: WildFly Core
Issue Type: Task
Components: Logging
Environment: Spring 3, Hibernate, Wicket, JBoss AS7
Reporter: Amarkanth Ranganamayna
Assignee: James Perkins
Priority: Major
I am trying to use Flume Appender which comes with Log4j2 (log4j 1.x doesn't support
flume appender) (AND) inorder to acheive this, I am looking at how to configure JBoss AS7
to use log4j2.
Looks like Jboss AS7 by default use log4j 1.x
Are you guys already working on using log4j2 ?
If NOT, can you please suggest how to configure Jboss AS7 such that it picks up
"log4j2.xml" file and doesn't use its own logging.
Thanks,
Amar
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