A AegiFlow
CRITICALCVSS 9.8

CVE-2017-5645

CVE-2017-5645 updated by NVD

Modified
2026-10-10
Sources
nvd

Summary

In Apache Log4j 2.x before 2.8.2, when using the TCP socket server or UDP socket server to receive serialized log events from another application, a specially crafted binary payload can be sent that, when deserialized, can execute arbitrary code.

References

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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