What’s Vulnerable › Vulnerabilities

CVE-2017-5645

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 89.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2017-04-17 · updated 2026-10-08
• Weakness: CWE-502

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.

Affected products

• Apache Log4j: from 2.0 before 2.8.2 — fixed in 2.8.2
• NetApp Oncommand Api Services: all versions
• OnCommand Insight: all versions
• NetApp OnCommand Workflow Automation: all versions
• NetApp Service Level Manager: all versions
• NetApp SnapCenter: all versions
• NetApp Storage Automation Store: all versions
• Oracle Corporation API Gateway: 11.1.2.4.0
• Oracle Corporation Oracle Application Testing Suite: 13.3.0.1
• Oracle Autovue Vuelink Integration: 21.0.0, 21.0.1
• Oracle Banking Platform: 2.6.0, 2.6.1, 2.6.2
• Oracle Corporation Oracle BI Publisher: 11.1.1.7.0, 11.1.1.9.0, 12.2.1.3.0, 12.2.1.4.0
• Oracle Communications Converged Application Server - Service Controller: 6.1
• Oracle Communications Instant Messaging Server: 10.0.1.3.0
• Oracle Corporation Communications Interactive Session Recorder: from 6.0 through 6.2
• Oracle Communications Messaging Server: before 8.0.2 — fixed in 8.0.2
• Oracle Communications Network Integrity: from 7.3.2 through 7.3.6
• Oracle Communications Online Mediation Controller: 6.1
• Oracle Corporation Communications Pricing Design Center: 11.1, 12.0
• Oracle Communications Service Broker: 6.0
• Oracle Corporation Communications WebRTC Session Controller: before 7.2 — fixed in 7.2
• Oracle Corporation Configuration Manager: 12.1.2.0.2, 12.1.2.0.5
• Oracle Endeca Information Discovery Studio: 3.2.0
• Oracle Corporation Enterprise Data Quality: 12.2.1.3.0
• Oracle Corporation Enterprise Manager Base Platform: 12.1.0.5, 13.2.0.0
• Oracle Enterprise Manager For Fusion Middleware: 12.1.0.5, 13.2.0.0
• Oracle Enterprise Manager For Mysql Database: through 13.2.2.0.0
• Oracle Enterprise Manager For Oracle Database: 12.1.0.8, 13.2.2
• Oracle Enterprise Manager For Peoplesoft: 13.1.1.1, 13.2.1.1
• Oracle Corporation Financial Services Analytical Applications Infrastructure: from 7.3.3.0.0 through 7.3.3.0.2; from 8.0.0.0.0 through 8.0.7.0.0

How to fix

Upgrade to a fixed version: Apache Log4j 2.8.2; Oracle Communications Messaging Server 8.0.2; Oracle Corporation Communications WebRTC Session Controller 7.2. Check the vendor advisory for mitigations.

References

• http://www.openwall.com/lists/oss-security/2019/12/19/2
• http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html
• http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
• http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
• http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
• http://www.securityfocus.com/bid/97702
• http://www.securitytracker.com/id/1040200
• http://www.securitytracker.com/id/1041294
• https://access.redhat.com/errata/RHSA-2017:1417
• https://access.redhat.com/errata/RHSA-2017:1801
• https://access.redhat.com/errata/RHSA-2017:1802
• https://access.redhat.com/errata/RHSA-2017:2423

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