Deserialization of Untrusted Data in Apache Log4j - CVE-2021-4104

 

Deserialization of Untrusted Data in Apache Log4j - CVE-2021-4104

Published: December 15, 2021 / Updated: April 15, 2022


Vulnerability identifier: #VU58977
CSH Severity: Medium
CVSS v4: 9.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-4104
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data in JMSAppender, when the attacker has write access to the Log4j configuration. The attacker can provide TopicBindingName and TopicConnectionFactoryBindingName configurations causing JMSAppender to perform JNDI requests that result in remote code execution.

Note this issue only affects Log4j 1.2 when specifically configured to use JMSAppender, which is not the default.


Affected software

Apache Log4j
Silver Peak Orchestrator
Crypto Hardware Initialization and Maintenance (CHIM)
Amazon Linux AMI
Gentoo Linux
SUSE CaaS Platform
SUSE Enterprise Storage
Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems)
Red Hat Enterprise Linux Server - Extended Life Cycle Support
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux Desktop
Anolis OS
Red Hat Enterprise Linux for Power, big endian
CentOS
Red Hat Enterprise Linux for Power, little endian
IBM Security Identity Manager Virtual Appliance
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
SUSE OpenStack Cloud
SUSE OpenStack Cloud Crowbar
Red Hat Enterprise Linux for ARM 64
HPE Helion Openstack
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for x86_64 - Extended Update Support
SUSE Linux Enterprise Point of Sale
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise Software Development Kit
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Module for Development Tools
SUSE Linux Enterprise Module for Basesystem
Ubuntu
openEuler
NetAtlas Element Management System (EMS)
IBM Security Verify Access
IBM DS8000 Hardware Management Console
IBM Data Studio Client
IBM Cloud Pak for Multicloud Management
IBM i Access Client Solutions
Red Hat OpenShift Container Platform
DB2 Recovery Expert for LUW
IBM Copy Services Manager
Enhanced Interactive Unified Mediation (eIUM)
RecoverPoint Classic
IBM Security Directory Server
IBM Engineering Systems Design Rhapsody
Datacap
B2B Advanced Communications
Multi-Enterprise Integration Gateway
3PAR Service Processors
Extended Command-Line Interface (XCLI) Utility
Hyper-Scale Manager
DevOps
IBM Engineering Requirements Management DOORS Next
IBM Sterling Order Management
Fraud Risk Management (FRM)
eap7-jboss-server-migration (Red Hat package)
eap7-wildfly-elytron (Red Hat package)
eap7-undertow (Red Hat package)
eap7-jboss-xnio-base (Red Hat package)
ovirt-engine (Red Hat package)
rhvm-branding-rhv (Red Hat package)
eap7-hibernate (Red Hat package)
tomcat7 (Red Hat package)
eap7-wildfly (Red Hat package)
Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
tomcat8 (Red Hat package)
pcp-parfait-agent
parfait-javadoc
parfait-examples
parfait
kafka
eap7-yasson (Red Hat package)
log4j-jboss-logmanager (Red Hat package)
eap7-log4j-jboss-logmanager (Red Hat package)
storm-nimbus
storm-supervisor
storm
log4j (Red Hat package)
log4j
log4j-manual
log4j-eap6 (Red Hat package)
log4j12-javadoc
log4j12-manual
log4j12
log4j-javadoc
rh-maven36-log4j12 (Red Hat package)
log4j12-help
eap7-xom (Red Hat package)
eap7-h2database (Red Hat package)
spark
eap7-avro (Red Hat package)
eap7-jboss-annotations (Red Hat package)
eap7-jboss-marshalling (Red Hat package)
openstack-monasca-thresh
eap7-wildfly-openssl-el7 (Red Hat package)
eap7-wildfly-openssl-el8 (Red Hat package)
eap7-wildfly-openssl (Red Hat package)
eap7-xml-security (Red Hat package)
eap7-wss4j (Red Hat package)
logstash
elasticsearch
venv-openstack-monasca-x86_64
eap7-xalan-j2 (Red Hat package)
openstack-monasca-agent
python-monasca-agent
eap7-activemq-artemis (Red Hat package)
eap7-log4j (Red Hat package)
eap7-jboss-vfs (Red Hat package)
eap7-hal-console (Red Hat package)
eap7-apache-cxf (Red Hat package)
zookeeper-server
snmp4j (Red Hat package)
eap7-ecj (Red Hat package)
eap7-jbossws-cxf (Red Hat package)
eap7-narayana (Red Hat package)
eap7-objectweb-asm (Red Hat package)
eap7-infinispan (Red Hat package)
rh-sso7-keycloak (Red Hat package)
dev-embedded/arduino
games-server/minecraft-server
net-wireless/unifi
app-backup/tsm
liblog4j1.2-java (Ubuntu package)
Jazz for Service Management
IBM Operations Analytics Predictive Insights
IBM Cloud Pak for Data System
IBM Cloud Pak for Multicloud Management Monitoring
Spectrum Discover
IBM Security Guardium Key Lifecycle Manager (GKLM)
IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data
IBM Cloud Automation Manager
Dell Secure Connect Gateway
IBM Spectrum Control
IBM Global High Availability Mailbox
JBoss A-MQ
IBM Tivoli Monitoring
UCD - IBM UrbanCode Deploy
StoredIQ
WebSphere Service Registry and Repository
IBM Transformation Extender Advanced
IBM Security Verify Governance
Enterprise Manager Base Platform
Log Analysis
Netcool Operations Insight
QRadar User Behavior Analytics
Unified Mediation Bus
IBM Tivoli Netcool/OMNIbus Integration – Transport Module Common Integration Library
IBM Security Access Manager for Enterprise Single-Sign On
IBM Common Licensing
Security Director Insights
IBM Tivoli Netcool/OMNIbus Integration – Java Netcool Utility Library
IBM Db2 Web Query for i
Oracle Utilities Testing Accelerator
IBM Tivoli Application Dependency Discovery Manager
IBM Content Navigator
JBoss Web Server
IBM Integrated Web Server (IWS)
Informix Dynamic Server
IBM Informix Dynamic Server on Cloud Pak for Data
Fuse
JBoss Enterprise Application Platform
IBM Integrated Application Server (IAS)
Oracle WebLogic Server
Red Hat Virtualization Manager
IBM Security Identity Governance and Intelligence (IGI)
Red Hat Single Sign-On
IBM Sterling Global Mailbox (GM)
JBoss Data Virtualization
Oracle Service Bus
IBM Navigator for i
Oracle Communications Order and Service Management
JBoss Data Grid
IBM Qradar SIEM
IBM Cognos Command Center
IBM Cognos Controller
Content Manager Enterprise Edition
IBM DB2
IBM Security Guardium
Oracle Retail Allocation
IBM Cloud Pak System
IntroSpect
HPE StoreServ Management Console
RSA Identity Governance and Lifecycle

How to mitigate CVE-2021-4104

Install updates from vendor's website.

Apache Log4j - update to 2.16.0
eap7-jboss-server-migration (Red Hat package) - addressed in versions 1.7.2-12.Final_redhat_00013.1.el7eap, 1.10.0-15.Final_redhat_00014.1.el7eap, 1.10.0-15.Final_redhat_00014.1.el8eap
eap7-wildfly-elytron (Red Hat package) - addressed in versions 1.15.11-1.Final_redhat_00002.1.el7eap, 1.15.11-1.Final_redhat_00002.1.el8eap
eap7-undertow (Red Hat package) - addressed in versions 2.2.16-1.Final_redhat_00001.1.el7eap, 2.2.16-1.Final_redhat_00001.1.el8eap
eap7-jboss-xnio-base (Red Hat package) - addressed in versions 3.7.13-1.Final_redhat_00001.1.el7eap, 3.8.6-1.Final_redhat_00001.1.el7eap, 3.8.6-1.Final_redhat_00001.1.el8eap
ovirt-engine (Red Hat package) - update to 4.4.10.6-0.1.el8ev
rhvm-branding-rhv (Red Hat package) - update to 4.4.10-1.el8ev
eap7-hibernate (Red Hat package) - addressed in versions 5.3.25-1.Final_redhat_00002.1.el7eap, 5.3.25-1.Final_redhat_00002.1.el8eap
tomcat7 (Red Hat package) - update to 7.0.70-46.ep7.el7
eap7-wildfly (Red Hat package) - addressed in versions 7.3.11-4.GA_redhat_00002.1.el7eap, 7.4.4-3.GA_redhat_00011.1.el7eap, 7.4.4-3.GA_redhat_00011.1.el8eap
tomcat8 (Red Hat package) - update to 8.0.36-49.ep7.el7
IBM Cloud Pak for Multicloud Management - update to 2.3.5
Jazz for Service Management - update to 1.1.3.25
IBM i Access Client Solutions - update to 1.1.8.7
IBM Cloud Pak for Multicloud Management Monitoring - update to 2.3 Fix Pack 5
Spectrum Discover - update to 2.0.4.5
IBM Security Guardium Key Lifecycle Manager (GKLM) - addressed in versions 4.1 FP3, 4.1.1 FP3
IBM Content Navigator - addressed in versions 3.0.15 IF009, 3.1.0 IF008 LA2, 3.2.0 IF004
JBoss Web Server - update to 3.1.14
IBM Informix Dynamic Server on Cloud Pak for Data - update to 4.0.1
IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data - update to 4.0.5
Red Hat OpenShift Container Platform - addressed in versions 4.6.52, 4.7.40
Dell Secure Connect Gateway - update to 5.12.00.10
RecoverPoint Classic - update to 5.1 SP4 P4
IBM Spectrum Control - update to 5.4.5.1
DB2 Recovery Expert for LUW - update to 5.5.0.1 IF4
IBM Global High Availability Mailbox - update to 6.0.3.6
IBM Sterling Global Mailbox (GM) - addressed in versions 6.1.0.5, 6.1.1.1
JBoss A-MQ - update to 6.3.20
Fuse - addressed in versions 6.3.20, 7.10.1
IBM Tivoli Monitoring - update to 6.3.0.7 Fix Pack 7 Service Pack 10
JBoss Data Virtualization - addressed in versions 6.4.8.SP1, 6.4.8 SP2
JBoss Enterprise Application Platform - addressed in versions 7.3.11, 7.4.4
UCD - IBM UrbanCode Deploy - update to 7.1.2.1
JBoss Data Grid - update to 7.3.9
Red Hat Single Sign-On - addressed in versions 7.4.10, 7.5.1
IBM Qradar SIEM - addressed in versions 7.4.3 Fix Pack 7, 7.5.0 Update Pack 7 IF01, 7.5.0 Update Package 3 Interim Fix 02
StoredIQ - update to siq_7_6_0_22_log4j_2_17_1_
IBM Security Directory Server - update to 8.0.1.18
WebSphere Service Registry and Repository - update to 8.5.6.3
Content Manager Enterprise Edition - update to 8.7
IBM Transformation Extender Advanced - addressed in versions 9.0.2.6, 10.0.1.7
Datacap - update to 9.1.10
IBM Cognos Command Center - update to 10.2.4 Fix Pack 1 IF15
IBM DB2 - addressed in versions 11.5.6.0, 11.5.7.0
pcp-parfait-agent - update to 0.5.4-4
parfait-javadoc - update to 0.5.4-4
parfait-examples - update to 0.5.4-4
parfait - update to 0.5.4-4
kafka - addressed in versions 0.10.2.2-3.2.1, 0.10.2.2-5.9.1
eap7-yasson (Red Hat package) - addressed in versions 1.0.10-1.redhat_00001.1.el7eap, 1.0.10-1.redhat_00001.1.el8eap
log4j-jboss-logmanager (Red Hat package) - addressed in versions 1.1.4-3.Final_redhat_00002.1.ep6.el6, 1.1.4-3.Final_redhat_00002.1.ep6.el7
eap7-log4j-jboss-logmanager (Red Hat package) - addressed in versions 1.2.2-1.Final_redhat_00002.1.el7eap, 1.2.2-1.Final_redhat_00002.1.el8eap, 1.2.2-2.Final_redhat_00002.1.el7eap
storm-nimbus - addressed in versions 1.2.3-3.5.1, 1.2.3-3.8.2
storm-supervisor - addressed in versions 1.2.3-3.5.1, 1.2.3-3.8.2
storm - addressed in versions 1.2.3-3.5.1, 1.2.3-3.8.2
log4j (Red Hat package) - addressed in versions 1.2.14-6.5.el6_10, 1.2.17-16.el7_3, 1.2.17-17.el7_4
log4j - addressed in versions 1.2.15-26.32.17.1, 1.2.15-126.6.1, 1.2.17-5.6.1
log4j-manual - addressed in versions 1.2.15-126.6.1, 1.2.17-5.6.1
log4j-eap6 (Red Hat package) - addressed in versions 1.2.17-3.redhat_00008.1.ep6.el6, 1.2.17-3.redhat_00008.1.ep6.el7
log4j12-javadoc - update to 1.2.17-4.3.1
log4j12-manual - update to 1.2.17-4.3.1
log4j12 - update to 1.2.17-4.3.1
log4j-manual - update to 1.2.17-18
log4j-javadoc - update to 1.2.17-18
log4j - update to 1.2.17-18
rh-maven36-log4j12 (Red Hat package) - update to 1.2.17-23.3.el7
log4j12 - update to 1.2.17-25
log4j12-help - update to 1.2.17-25
eap7-xom (Red Hat package) - addressed in versions 1.3.7-1.redhat_00001.1.el7eap, 1.3.7-1.redhat_00001.1.el8eap
eap7-h2database (Red Hat package) - update to 1.4.197-3.redhat_00004.1.el7eap
spark - addressed in versions 1.6.3-8.9.2, 2.2.3-5.6.1
eap7-avro (Red Hat package) - update to 1.7.6-8.redhat_00003.1.el7eap
eap7-jboss-annotations (Red Hat package) - update to 2.0.1-4.Final_redhat_00001.1.el7eap
eap7-jboss-marshalling (Red Hat package) - update to 2.0.15-1.Final_redhat_00001.1.el7eap
openstack-monasca-thresh - addressed in versions 2.1.1-4.3.1, 2.1.1-5.3.1
eap7-wildfly-openssl-el7 (Red Hat package) - update to 2.2.0-2.Final_redhat_00002.1.el7eap
eap7-wildfly-openssl-el8 (Red Hat package) - update to 2.2.0-2.Final_redhat_00002.1.el8eap
eap7-wildfly-openssl (Red Hat package) - addressed in versions 2.2.0-3.Final_redhat_00002.1.el7eap, 2.2.0-3.Final_redhat_00002.1.el8eap
eap7-xml-security (Red Hat package) - update to 2.2.3-2.redhat_00001.1.el7eap
eap7-wss4j (Red Hat package) - update to 2.3.3-2.redhat_00001.1.el7eap
logstash - addressed in versions 2.4.1-5.7.1, 2.4.1-7.3.1
elasticsearch - addressed in versions 2.4.2-5.3.1, 2.4.2-6.3.1
venv-openstack-monasca-x86_64 - update to 2.7.1~dev10-3.29.1
eap7-xalan-j2 (Red Hat package) - update to 2.7.1-38.redhat_00015.1.el7eap
openstack-monasca-agent - update to 2.8.2~dev5-3.15.1
python-monasca-agent - update to 2.8.2~dev5-3.15.1
kafka - addressed in versions 2.8.2-3, 2.8.2-21
eap7-activemq-artemis (Red Hat package) - addressed in versions 2.16.0-7.redhat_00034.1.el7eap, 2.16.0-7.redhat_00034.1.el8eap
eap7-log4j (Red Hat package) - addressed in versions 2.17.1-1.redhat_00001.1.el7eap, 2.17.1-1.redhat_00001.1.el8eap
eap7-jboss-vfs (Red Hat package) - addressed in versions 3.2.16-1.Final_redhat_00001.1.el7eap, 3.2.16-1.Final_redhat_00001.1.el8eap
eap7-hal-console (Red Hat package) - addressed in versions 3.3.9-1.Final_redhat_00001.1.el7eap, 3.3.9-1.Final_redhat_00001.1.el8eap
eap7-apache-cxf (Red Hat package) - update to 3.4.10-1.SP1_redhat_00001.1.el7eap
zookeeper-server - addressed in versions 3.4.10-3.9.1, 3.4.10-3.12.1, 3.4.13-3.6.1, 3.4.13-3.9.1
snmp4j (Red Hat package) - update to 3.6.4-0.1.el8ev
eap7-ecj (Red Hat package) - addressed in versions 3.26.0-1.redhat_00002.1.el7eap, 3.26.0-1.redhat_00002.1.el8eap
eap7-jbossws-cxf (Red Hat package) - addressed in versions 5.4.4-1.Final_redhat_00001.1.el7eap, 5.4.4-1.Final_redhat_00001.1.el8eap
eap7-narayana (Red Hat package) - addressed in versions 5.11.4-1.Final_redhat_00001.1.el7eap, 5.11.4-1.Final_redhat_00001.1.el8eap
eap7-objectweb-asm (Red Hat package) - addressed in versions 9.1.0-1.redhat_00002.1.el7eap, 9.1.0-1.redhat_00002.1.el8eap
eap7-infinispan (Red Hat package) - addressed in versions 11.0.15-1.Final_redhat_00001.1.el7eap, 11.0.15-1.Final_redhat_00001.1.el8eap
rh-sso7-keycloak (Red Hat package) - addressed in versions 15.0.4-1.redhat_00003.1.el7sso, 15.0.4-1.redhat_00003.1.el8sso
B2B Advanced Communications - update to 1.0.0.8
Multi-Enterprise Integration Gateway - update to 1.0.0.8
Log Analysis - update to 1.3.7.2
Netcool Operations Insight - update to 1.6.7
IBM Cloud Pak System - update to 2.3.3.4
IntroSpect - update to 2.5.0.7
HPE StoreServ Management Console - update to 3.8.2.1
QRadar User Behavior Analytics - update to 4.1.8
Unified Mediation Bus - update to 4.4
3PAR Service Processors - update to 5.0.9.2
Extended Command-Line Interface (XCLI) Utility - update to 5.5.4
Hyper-Scale Manager - update to 5.5.4
IBM Copy Services Manager - update to 6.3.2
DevOps - update to 7.0.0.2
IBM Tivoli Application Dependency Discovery Manager - update to 7.3.0.10
RSA Identity Governance and Lifecycle - update to 8.0.0 P03 HF01
IBM Tivoli Netcool/OMNIbus Integration – Transport Module Common Integration Library - update to 8.2
IBM Security Access Manager for Enterprise Single-Sign On - update to 8.2.2 Fix Pack 15
IBM Common Licensing - update to 9.0.0.1
IBM Engineering Requirements Management DOORS Next - addressed in versions 9.6.1.13, 9.7.2.6
IBM Sterling Order Management - update to 10.0.2403.1
Informix Dynamic Server - addressed in versions 12.10.xC15, 14.10.FC7W1
Fraud Risk Management (FRM) - addressed in versions 14.0.2 Revision 10, 14.1 Revision 3
Security Director Insights - update to 23.1R1
IBM Tivoli Netcool/OMNIbus Integration – Java Netcool Utility Library - update to 33.2
IBM DS8000 Hardware Management Console - addressed in versions 88.50.184.0, 89.12.8.0
dev-embedded/arduino - update to 1.8.19
games-server/minecraft-server - update to 1.18.1
net-wireless/unifi - update to 6.5.55
app-backup/tsm - update to 8.1.13.3
liblog4j1.2-java (Ubuntu package) - addressed in versions 1.2.17-8+deb10u1ubuntu0.1, 1.2.17-9ubuntu0.1, 1.2.17-10ubuntu0.21.04.1, 1.2.17-10ubuntu0.21.10.1

External References

Related Security Bulletins