40043-2—Log4Shell (CVE-2021-45046)

PUBLISHEDsecurity alertHigh

Active

Metadata

Alert ID:: 40043-2
Risk:: High
Type:: Active
CWE:: CWE-117Improper Output Neutralization for Logs

Summary

It was found that the fix to address CVE-2021-44228 in Apache Log4j 2.15.0 was incomplete in certain non-default configurations. This could allow attackers to craft malicious input data using a JNDI Lookup pattern resulting in an information leak and remote code execution in some environments.

Solution

Upgrade Log4j2 to version 2.17.1 or newer.

References

browse all alerts