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vulnerability

IBM WebSphere Application Server: CVE-2021-45046: Multiple vulnerabilities in Apache log4j affect the IBM WebSphere Application Server and IBM WebSphere Application Server Liberty (CVE-2021-4104, CVE-2021-45046)

Severity
5
CVSS
(AV:N/AC:H/Au:N/C:P/I:P/A:P)
Published
Dec 14, 2021
Added
Aug 26, 2022
Modified
Jun 23, 2026

Description

Apache Log4j could result in remote code execution, caused by an incomplete fix of CVE-2021-44228 in certain non-default configurations. When the logging configuration uses a non-default Pattern Layout with a Context Lookup, an attacker with control over Thread Context Map (MDC) input data can craft malicious input data using a JNDI Lookup pattern to leak sensitive information and remote code execution in some environments and local code execution in all environments

Solution

ibm-was-upgrade-latest
Title
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