CVE-2018-1000873: Fasterxml Jackson-Modules-JAVA8

Medium severity, CVSS 6.5. EPSS: 4.8% chance of exploitation in the next 30 days.

Fasterxml Jackson version Before 2.9.8 contains a CWE-20: Improper Input Validation vulnerability in Jackson-Modules-Java8 that can result in Causes a denial-of-service (DoS). This attack appear to be exploitable via The victim deserializes malicious input, specifically very large values in the nanoseconds field of a time value. This vulnerability appears to have been fixed in 2.9.8.

Affected products

• Fasterxml Jackson-Modules-JAVA8: before 2.9.8 (fixed in 2.9.8)
• Netapp Active Iq Unified Manager: from 7.3; from 9.5
• Oracle Clusterware: version 12.1.0.2.0 only
• Oracle Database Server: version 12.1.0.2 only; version 12.2.0.1 only; version 18c only; version 19c only
• Oracle Global Lifecycle Management Opatch: before 11.2.0.3.23 (fixed in 11.2.0.3.23); from 12.2.0.1.0, before 12.2.0.1.19 (fixed in 12.2.0.1.19); from 13.9.4.0.0, before 13.9.4.2.1 (fixed in 13.9.4.2.1)
• Oracle Nosql Database: before 19.3.12 (fixed in 19.3.12)

Published 2018-12-20. Last modified 2026-06-17.