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How To configure Log4j template In Nessus?

This can be achieved by scanning your applications with your vulnerability scanner and identifying any internet-facing devices running Log4j. To identify Log4j Vulnerable assets In Nessus, you first need to detect which devices have Log4j installed and running as active service. So the target systems should be connected to the network to scan for Log4j vulnerabilities from Nessus. Log4j needs to be part of a running application or service that’s exposed to the internet or internal network to exploit the vulnerabilities. Identify The Log4j Vulnerable Assets In Nessus RCE vulnerability could allow attackers to modify the logging configuration file to execute code via a data source referencing a JNDI URI. Unauthenticated Remote Code Execution vulnerability in Log4j Logging Libraryĭenial of Service vulnerability in Log4j Logging Libraryĭenial of Service vulnerability in Log4j Logging Library due to infinite recursion in lookup evaluation

Now the latest discloser is that the Log4j is affected by CVE-2021-44832- A Remote Code Execution Vulnerability which is fixed in v2.17.1.

CVE-2021-45105 was discovered as the third vulnerability within the month that allows attackers to perform Denial of Service due to infinite recursion in lookup evaluation.

A new vulnerability ( CVE-2021-45046) Log4j library allows attackers to perform denial of service (DOS) attacks by crafting malicious input data using a JNDI Lookup pattern.

A Critical 0-day Unauthenticated Remote Code Execution vulnerability in Log4j Logging Library ( CVE-2021-44228) allows attackers to carry out unauthenticated, remote code execution attacks.

This vulnerability is also named as Log4Shell and Log4Jam. This resulted in an open threat that could be used to send the malicious payload by crafting a malicious request. The vulnerability lice in when the Log4j2 library is able to receive variable data from the LDAP and JNDI lookup and execute it without verification.

How To configure Log4j template In Nessus?.

Identify The Log4j Vulnerable Assets In Nessus.