CVE-2018-1000873

Exp

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.

Published: 2018-12-20 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2018-1000873 is rated High Exploit Risk (75.3/100): CVSS Medium severity, with high exploitation likelihood (EPSS 4.76%, 91th percentile). 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +2.57% over the last day, indicating growing attacker interest. Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2018-1000873

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2018-1000873

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 2.19% 4.76% +2.57%
2 2026-03-04 1.07% 2.19% +1.12%
3 2026-03-01 — 1.07% —

Full EPSS history (35 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2018-1000873

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.5 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 2.8 3.6 [email protected]
4.3 2.0 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 8.6 2.9 [email protected]

Weakness enumeration for CVE-2018-1000873

GitHub Security Advisory for CVE-2018-1000873

GHSA-h4x4-5qp2-wp46 · Severity: medium · Ecosystem: maven — Moderate severity vulnerability that affects com.fasterxml.jackson.datatype:jackson-datatype-jsr353

OS Trackers for CVE-2018-1000873

vendor priority summary link
redhat medium — https://access.redhat.com/security/cve/CVE-2018-1000873
ubuntu low CVE-2018-1000873 low priority: Ubuntu including 1 source packages (jackson-databind), 19 status rows across 19 suites (bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): ignored 11, needs-triage 8. https://ubuntu.com/security/CVE-2018-1000873

Affected software / configurations for CVE-2018-1000873

Vendor Product Version Raw CPE
fasterxml jackson-modules-java8 < 2.9.8 cpe:2.3:a:fasterxml:jackson-modules-java8:*:*:*:*:*:*:*:*
oracle clusterware 12.1.0.2.0 cpe:2.3:a:oracle:clusterware:12.1.0.2.0:*:*:*:*:*:*:*
oracle database_server 12.1.0.2 cpe:2.3:a:oracle:database_server:12.1.0.2:*:*:*:*:*:*:*
oracle database_server 12.2.0.1 cpe:2.3:a:oracle:database_server:12.2.0.1:*:*:*:*:*:*:*
oracle database_server 18c cpe:2.3:a:oracle:database_server:18c:*:*:*:*:*:*:*
oracle database_server 19c cpe:2.3:a:oracle:database_server:19c:*:*:*:*:*:*:*
oracle global_lifecycle_management_opatch < 11.2.0.3.23 cpe:2.3:a:oracle:global_lifecycle_management_opatch:*:*:*:*:*:*:*:*
oracle global_lifecycle_management_opatch >= 12.2.0.1.0, < 12.2.0.1.19 cpe:2.3:a:oracle:global_lifecycle_management_opatch:*:*:*:*:*:*:*:*
oracle global_lifecycle_management_opatch >= 13.9.4.0.0, < 13.9.4.2.1 cpe:2.3:a:oracle:global_lifecycle_management_opatch:*:*:*:*:*:*:*:*
oracle nosql_database < 19.3.12 cpe:2.3:a:oracle:nosql_database:*:*:*:*:*:*:*:*
netapp active_iq_unified_manager >= 7.3 cpe:2.3:a:netapp:active_iq_unified_manager:*:*:*:*:*:linux:*:*
netapp active_iq_unified_manager >= 7.3 cpe:2.3:a:netapp:active_iq_unified_manager:*:*:*:*:*:windows:*:*
netapp active_iq_unified_manager >= 9.5 cpe:2.3:a:netapp:active_iq_unified_manager:*:*:*:*:*:vmware_vsphere:*:*

References for CVE-2018-1000873

URL Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1665601 Issue Tracking Third Party Advisory
https://github.com/FasterXML/jackson-modules-java8/issues/90 Exploit Patch Third Party Advisory
https://github.com/FasterXML/jackson-modules-java8/pull/87 Patch Third Party Advisory
https://lists.apache.org/thread.html/519eb0fd45642dcecd9ff74cb3e71c20a4753f7d82e2f07864b5108f%40%3Cdev.drill.apache.org%3E
https://lists.apache.org/thread.html/b0656d359c7d40ec9f39c8cc61bca66802ef9a2a12ee199f5b0c1442%40%3Cdev.drill.apache.org%3E
https://lists.apache.org/thread.html/bcce5a9c532b386c68dab2f6b3ce8b0cc9b950ec551766e76391caa3%40%3Ccommits.nifi.apache.org%3E
https://lists.apache.org/thread.html/f9bc3e55f4e28d1dcd1a69aae6d53e609a758e34d2869b4d798e13cc%40%3Cissues.drill.apache.org%3E
https://lists.apache.org/thread.html/ff8dcfe29377088ab655fda9d585dccd5b1f07fabd94ae84fd60a7f8%40%3Ccommits.pulsar.apache.org%3E
https://lists.apache.org/thread.html/rca37935d661f4689cb4119f1b3b224413b22be161b678e6e6ce0c69b%40%3Ccommits.nifi.apache.org%3E
https://security.netapp.com/advisory/ntap-20200904-0004/ Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2020.html Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2020.html Third Party Advisory
https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html Third Party Advisory
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html Third Party Advisory
cvelogic Threat Intelligence