What is Log4j 2.17 2?

Is Log4j 2.17 vulnerable

3 or 2.17. 0: from these versions onwards, only the JAVA protocol is supported in JNDI connections. Note that only the log4j-core JAR file is impacted by this vulnerability. Applications using only the log4j-api JAR file without the log4j-core JAR file are not impacted by this vulnerability.

What is Log4j 2 used for

LOG4J2 and LOG4J2 are de facto standard frameworks for logging application messages in Java. Basically, when you are developing Java applications, you include several statements that log information according to the level that you are setting.

Is Log4j-Core 2.14 1 vulnerable

log4j:log4j-core is a logging library for Java. Affected versions of this package are vulnerable to Remote Code Execution (RCE). Apache Log4j2 JNDI features used in configuration, log messages, and parameters do not protect against attacker controlled LDAP and other JNDI related endpoints.

Is Log4j 2.16 0 Safe

Overnight, it was disclosed by Apache that Log4j version 2.16 is also vulnerable by way of a Denial of Service attack with the impact being a full application crash, the severity for this is classified as High (7.5).

Is Log4j 2.17 released

2.17. 0, released Friday, marks the third patch for Log4j since the now-infamous Log4Shell vulnerability became publicly known a week and a half ago. Log4j 2.15. 0 helped mitigate the initial remote code execution (RCE) vulnerability, tracked as CVE-2021-44228, while 2.16.

When was Log4j 2.17 released

0 (2021-12-17) The major changes contained in this release include: Address CVE-2021-45105 by disabling recursive evaluation of Lookups during log event processing.

Is Log4j 2 safe

2 is safe if you are running the code on a Java 6 JVM. But if you intend to run on a more recent JVM, the latest security patch is advisable. See https://www.petefreitag.com/item/926.cfm for a list of recent log4j 1. x and 2.

Is Log4j 2 vulnerable

Details of CVE-2021-44832

Apache Log4j2 versions from 2.0-beta7 to 2.17. 0 (excluding security fix releases 2.3. 2 and 2.12. 4) are vulnerable to a remote code execution attack.

What is Log4j core version 2.14 1

Apache Log4j Core » 2.14. 1

Is Log4j 2.12 4 safe

2 and 2.12. 4) are vulnerable to a remote code execution attack. An attacker with access to modify the Java log4j logging configuration file can build a malicious Apache log4j2 configuration by using a JDBC Appender with a data source referencing a JNDI URI, which can execute remote code.

Is Log4j Core 2.16 0 jar vulnerable

Vulnerability Details

CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/216189 for the current score. DESCRIPTION: Apache Log4j is vulnerable to a denial of service, caused by the failure to protect from uncontrolled recursion from self-referential lookups.

Is Log4j 2.12 1 vulnerable

log4j:log4j-core is a logging library for Java. Affected versions of this package are vulnerable to Remote Code Execution (RCE). Apache Log4j2 JNDI features used in configuration, log messages, and parameters do not protect against attacker controlled LDAP and other JNDI related endpoints.

When was Log4j 2.17 1 released

1 (2021-12-27) This release addresses CVE-2021-44832 and contains other minor fixes.

Which Log4j version has vulnerabilities

Technical Details. The CVE-2021-44228 RCE vulnerability—affecting Apache's Log4j library, versions 2.0-beta9 to 2.14. 1—exists in the action the Java Naming and Directory Interface (JNDI) takes to resolve variables.

Is Log4j 2.17 compatible with Java 7

Apache Log4j 2.17. 0 requires a minimum of Java 8 to build and run. Log4j 2.12. 2 is the last release to support Java 7.

What is the bad version of Log4j

What versions of Log4j are vulnerable CVE-2021-44228: All Log4j versions from 2.0-beta9 through 2.12. 1, and 2.13. 0 through 2.14.

Is Log4j Core 2.11 1 jar vulnerable

log4j:log4j-core is a logging library for Java. Affected versions of this package are vulnerable to Denial of Service (DoS). Does not protect against uncontrolled recursion from self-referential lookups.

What version of Log4j is bad

What versions of Log4j are vulnerable CVE-2021-44228: All Log4j versions from 2.0-beta9 through 2.12. 1, and 2.13. 0 through 2.14.

Which log4j version has vulnerabilities

Technical Details. The CVE-2021-44228 RCE vulnerability—affecting Apache's Log4j library, versions 2.0-beta9 to 2.14. 1—exists in the action the Java Naming and Directory Interface (JNDI) takes to resolve variables.

Which version of log4j is secure

x, the best advice us to use the most recent version. At the time of writing this (2021-03-14), https://logging.apache.org/log4j/2.x/security.html says that log4j 2.3. 2 is safe if you are running the code on a Java 6 JVM. But if you intend to run on a more recent JVM, the latest security patch is advisable.

What is Log4j core 2.11 1 jar

Apache Log4j Core » 2.11. 1. Implementation for Apache Log4J, a highly configurable logging tool that focuses on performance and low garbage generation. It has a plugin architecture that makes it extensible and supports asynchronous logging based on LMAX Disruptor.

Is Log4j 2.7 vulnerable

log4j:log4j-core is a logging library for Java. Affected versions of this package are vulnerable to Remote Code Execution (RCE). Apache Log4j2 JNDI features used in configuration, log messages, and parameters do not protect against attacker controlled LDAP and other JNDI related endpoints.

Which versions of Log4j are bad

What versions of Log4j are vulnerable CVE-2021-44228: All Log4j versions from 2.0-beta9 through 2.12. 1, and 2.13. 0 through 2.14.

Is log4j 2.11 1 jar vulnerable

Affected versions of this package are vulnerable to Arbitrary Code Execution. Note: Even though this vulnerability appears to be related to the log4Shell vulnerability, this vulnerability requires an attacker to have access to modify configurations to be exploitable, which is rarely possible.

What is log4j core version 2.14 1

Apache Log4j Core » 2.14. 1