CVE-2018-12023

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 8.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-03-21 · updated 2026-10-15
Weakness: CWE-502

Description

An issue was discovered in FasterXML jackson-databind prior to 2.7.9.4, 2.8.11.2, and 2.9.6. When Default Typing is enabled (either globally or for a specific property), the service has the Oracle JDBC jar in the classpath, and an attacker can provide an LDAP service to access, it is possible to make the service execute a malicious payload.

Affected products

Debian Linux: 9.0
FasterXML jackson-databind: from 2.7.0 before 2.7.9.4; from 2.8.0 before 2.8.11.2; from 2.9.0 before 2.9.6 — fixed in 2.7.9.4, 2.8.11.2, 2.9.6
Fedoraproject Fedora: 29
Oracle Corporation JD Edwards EnterpriseOne Tools: 9.2
Oracle Corporation Retail Merchandising System: 15.0
RedHat Automation Manager: 7.3.1
RedHat Decision Manager: 7.3.1
Red Hat JBoss BRMS: 6.4.10
Red Hat JBoss EAP: 7.2.0
Red Hat OpenShift Container Platform 4.18: 3.11
Red Hat Single Sign-On: 7.3

How to fix

Upgrade to a fixed version: FasterXML jackson-databind 2.7.9.4, 2.8.11.2, 2.9.6. Check the vendor advisory for mitigations.

References

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