Log4j_CVE-2021-45046

تصعيد الامتياز في Log4j 2.15.0 -- CVE-2021-45046 هجوم الوصف تم اكتشاف أن الإصلاح الذي تم تطبيقه لمعالجة CVE-2021-44228 في Apache Log4j 2.15.0 كان غير مكتمل في بعض التكوينات غير الافتراضية. وهذا قد يسمح للمهاجمين الذين يسيطرون على بيانات إدخال Thread Context Map MDC عند استخدام تكوين تسجيل بتنسيق...

Unity Linux 20.1050e / 20.1060e / 20.1070-8ae / 20.1070e Security Update: wildfly-security-manager (UTSA-2026-030642)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-030642 advisory. 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 allows attackers with...

Unity Linux 20.1050e / 20.1060e / 20.1070-8ae / 20.1070e Security Update: thrift (UTSA-2026-032285)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-032285 advisory. Apache Log4j2 versions 2.0-alpha1 through 2.16.0 excluding 2.12.3 and 2.3.1 did not protect from uncontrolled recursion from self-referential lookups. This allows an...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: wildfly-core (UTSA-2026-016706)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016706 advisory. Apache Log4j2 versions 2.0-alpha1 through 2.16.0 excluding 2.12.3 and 2.3.1 did not protect from uncontrolled recursion from self-referential lookups. This allows an...

GLSA-202310-16 : Ubiquiti UniFi: remote code execution via bundled log4j

The remote host is affected by the vulnerability described in GLSA-202310-16 Ubiquiti UniFi: remote code execution via bundled log4j - JMSAppender in Log4j 1.2 is vulnerable to deserialization of untrusted data when the attacker has write access to the Log4j configuration. The attacker can provid...

SUSE CVE-2021-45105

Apache Log4j2 versions 2.0-alpha1 through 2.16.0 excluding 2.12.3 and 2.3.1 did not protect from uncontrolled recursion from self-referential lookups. This allows an attacker with control over Thread Context Map data to cause a denial of service when a crafted string is interpreted. This issue wa...

OESA-2022-1957 log4j security update

Log4j is a tool to help the programmer output log statements to a variety of output targets. Security Fixes: 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 allows attackers with control over Thread Contex...

log4j-core: DoS in log4j 2.x with Thread Context Map (MDC) input data contains a recursive lookup and context lookup pattern

A flaw was found in the Apache Log4j logging library 2.x. when the logging configuration uses a non-default Pattern Layout with a Context Lookup. Attackers with control over Thread Context Map MDC input data can craft malicious input data that contains a recursive lookup and can cause Denial of...

log4j-core: DoS in log4j 2.x with thread context message pattern and context lookup pattern (incomplete fix for CVE-2021-44228)

A flaw was found in the Apache Log4j logging library in versions from 2.0.0 and before 2.16.0. A remote attacker with control over Thread Context Map MDC input data could craft malicious input using a JNDI Lookup pattern resulting in remote code execution RCE in a limited number of environments...

log4j-core: DoS in log4j 2.x with Thread Context Map (MDC) input data contains a recursive lookup and context lookup pattern

A flaw was found in the Apache Log4j logging library 2.x. when the logging configuration uses a non-default Pattern Layout with a Context Lookup. Attackers with control over Thread Context Map MDC input data can craft malicious input data that contains a recursive lookup and can cause Denial of...

log4j-core: DoS in log4j 2.x with Thread Context Map (MDC) input data contains a recursive lookup and context lookup pattern

A flaw was found in the Apache Log4j logging library 2.x. when the logging configuration uses a non-default Pattern Layout with a Context Lookup. Attackers with control over Thread Context Map MDC input data can craft malicious input data that contains a recursive lookup and can cause Denial of...

log4j-core: DoS in log4j 2.x with thread context message pattern and context lookup pattern (incomplete fix for CVE-2021-44228)

A flaw was found in the Apache Log4j logging library in versions from 2.0.0 and before 2.16.0. A remote attacker with control over Thread Context Map MDC input data could craft malicious input using a JNDI Lookup pattern resulting in remote code execution RCE in a limited number of environments...

Low: Red Hat Security Advisory: Red Hat OpenShift Enterprise Logging security and bug fix update (5.0.11)

An update is now available for OpenShift Logging 5.0.11 Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE links in the...

Debian DLA-2852-1 : apache-log4j2 - LTS security update

The remote Debian 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-2852 advisory. Several security vulnerabilities were found in Apache Log4j2, a Logging Framework for Java, which could lead to a denial of service or information disclosure...

FreeBSD : OpenSearch -- Log4Shell (b0f49cb9-6736-11ec-9eea-589cfc007716)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the b0f49cb9-6736-11ec-9eea-589cfc007716 advisory. - It was found that the fix to address CVE-2021-44228 in Apache Log4j 2.15.0 was incomplete in certain...

OESA-2021-1474 log4j security update

Log4j is a tool to help the programmer output log statements to a variety of output targets. Security Fixes: Apache Log4j2 versions 2.0-alpha1 through 2.16.0 excluding 2.12.3 did not protect from uncontrolled recursion from self-referential lookups. This allows an attacker with control over Threa...

Security Bulletin: Multiple vulnerabilities in Apache log4j affect the IBM WebSphere Application Server which is shipped with IBM Intelligent Operations Center (CVE-2021-4104, CVE-2021-45046).

Summary IBM WebSphere® Application Server is shipped with IBM® Intelligent Operations Center. Information about a security vulnerability affecting IBM WebSphere Application Server has been published in a security bulletin. Vulnerability Details CVEID: CVE-2021-4104 DESCRIPTION: Apache Log4j could...

VulnCheck KEV: CVE-2021-45105

Apache Log4j2 versions 2.0-alpha1 through 2.16.0 excluding 2.12.3 and 2.3.1 did not protect from uncontrolled recursion from self-referential lookups. This allows an attacker with control over Thread Context Map data to cause a denial of service when a crafted string is interpreted. This...

Updated log4j packages fix security vulnerability

Updated log4j packages fix security vulnerability: Apache Log4j2 versions 2.0-alpha1 through 2.16.0 did not protect from uncontrolled recursion from self-referential lookups. This allows an attacker with control over Thread Context Map data to cause a denial of service when a crafted string is...

Updated log4j packages fix security vulnerability

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 allows attackers with control over Thread Context Map MDC input data when the logging configuration uses a non-default Pattern Layout with either a Context...