Description

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.

Remediation

References

CVE-2017-5645

Related Vulnerabilities

WordPress 4.8.x Multiple Vulnerabilities (4.8 - 4.8.9)

OpenSSL Use of a Broken or Risky Cryptographic Algorithm Vulnerability (CVE-2018-0735)

MediaWiki CVE-2021-42049 Vulnerability (CVE-2021-42049)

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MySQL CVE-2015-2661 Vulnerability (CVE-2015-2661)

Severity

Critical

Classification

CVE-2017-5645 CWE-502 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Tags

Missing Update Known Vulnerabilities