CVE Database›Document archive›CVE-2018-12023

CVE-2018-12023

jackson-databind: improper polymorphic deserialization of types from Oracle JDBC driver

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Severity

Important

Red Hat Product Security

5.6

CVSS 3.0

Review impact separately from score.

Published · June 8, 2018

Updated · August 5, 2026

Description

A vulnerability was discovered in jackson-databind where it would permit deserialization of a malicious object using Oracle JDBC classes when using DefaultTyping. An attacker could use this flaw to achieve remote code execution under certain circumstances.

Statement

Red Hat Satellite 6 is not affected by this issue, since Candlepin's java runtime environment does not load Oracle's JDBC classes.

Red Hat Virtualization 4 is not affected by this issue, since it does not load Oracle's JDBC classes.

Red Hat OpenStack Platform ships OpenDaylight, which contains the vulnerable jackson-databind. However, OpenDaylight does not expose jackson-databind in a way that would make it vulnerable, lowering the impact of the vulnerability for OpenDaylight. As such, Red Hat will not be providing a fix for OpenDaylight at this time.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 5.6
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

CWE-502 · Deserialization of Untrusted Data