It was found that when using remote logging with log4j socket server the log4j server would deserialize any log event received via TCP or UDP. An attacker could use this flaw to send a specially crafted log event that, during deserialization, would execute arbitrary code in the context of the logger application.
Find out more about CVE-2017-5645 from the MITRE CVE dictionary dictionary and NIST NVD.
| CVSS3 Base Score | 8.1 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Attack Vector | Network |
| Attack Complexity | High |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity Impact | High |
| Availability Impact | High |
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat JBoss Enterprise Application Platform 5 for RHEL 6 Server (log4j) | RHSA-2017:3399 | 2017-12-07 |
| Red Hat JBoss EAP 5 | RHSA-2017:3400 | 2017-12-07 |
| Red Hat Enterprise Linux 7 (log4j) | RHSA-2017:2423 | 2017-08-07 |
| Red Hat JBoss Enterprise Application Platform 6 for RHEL 6 Server | RHSA-2017:2635 | 2017-09-05 |
| Red Hat JBoss Enterprise Application Platform 7.0 for RHEL 6 Server | RHSA-2017:2809 | 2017-09-26 |
| Red Hat JBoss Enterprise Application Platform 6.3 for RHEL 7 Server | RHSA-2017:2636 | 2017-09-05 |
| Red Hat JBoss Enterprise Application Platform 6 for RHEL 6 Server (jboss-ec2-eap) | RHSA-2017:2638 | 2017-09-05 |
| Red Hat JBoss Enterprise Application Platform 6.4 | RHSA-2017:2633 | 2017-09-05 |
| Red Hat JBoss BPMS 6.4 | RHSA-2017:2889 | 2017-10-12 |
| Red Hat JBoss Enterprise Application Platform 7.0 for RHEL 7 Server (eap7-jboss-ec2-eap) | RHSA-2017:2811 | 2017-09-26 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7 (rh-java-common-log4j) | RHSA-2017:1417 | 2017-06-08 |
| Red Hat JBoss Enterprise Application Platform 6 for RHEL 5 Server | RHSA-2017:2637 | 2017-09-05 |
| Red Hat JBoss EAP 7 | RHSA-2017:2810 | 2017-09-26 |
| Red Hat JBoss BRMS 6.4 | RHSA-2017:2888 | 2017-10-12 |
| Red Hat JBoss Web Server 3.1 | RHSA-2017:1802 | 2017-07-25 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6 (rh-java-common-log4j) | RHSA-2017:1417 | 2017-06-08 |
| Red Hat JBoss Data Grid 7.1 | RHSA-2017:3244 | 2017-11-16 |
| Red Hat JBoss Enterprise Application Platform 7.0 for RHEL 7 Server | RHSA-2017:2808 | 2017-09-26 |
| Red Hat JBoss Enterprise Application Platform 7.0 for RHEL 6 Server (eap7-jboss-ec2-eap) | RHSA-2017:2811 | 2017-09-26 |
| Red Hat JBoss Enterprise Application Platform 5 for RHEL 5 Server (log4j) | RHSA-2017:3399 | 2017-12-07 |
| Red Hat JBoss Web Server 3.1 for RHEL 6 | RHSA-2017:1801 | 2017-07-25 |
| Red Hat JBoss Web Server 3.1 for RHEL 7 | RHSA-2017:1801 | 2017-07-25 |
| Platform | Package | State |
|---|---|---|
| Red Hat Subscription Asset Manager 1 | log4j | Not affected |
| Red Hat Satellite 5 | nutch | Not affected |
| Red Hat OpenShift Enterprise 3 | log4j | Not affected |
| Red Hat Mobile Application Platform On-Premise 4 | log4j | Not affected |
| Red Hat JBoss Operations Network 3 | log4j | Not affected |
| Red Hat JBoss Fuse Service Works 6 | log4j | Will not fix |
| Red Hat JBoss Fuse 6 | log4j | Affected |
| Red Hat JBoss Enterprise SOA Platform 5 | log4j | Will not fix |
| Red Hat JBoss EWS 2 | log4j | Will not fix |
| Red Hat JBoss Data Virtualization 6 | log4j | Not affected |
| Red Hat JBoss BRMS 5 | log4j | Will not fix |
| Red Hat JBoss A-MQ 6 | log4j | Affected |
| Red Hat Enterprise Linux OpenStack Platform 7.0 Operational Tools for RHEL 7 | log4j | Not affected |
| Red Hat Enterprise Linux 6 | log4j | Will not fix |
| Red Hat Enterprise Linux 5 | log4j | Will not fix |
| RHEV Manager 3 | jasperreports-server-pro | Will not fix |
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