CVE-2019-12814

MEDIUM

Fasterxml Jackson-databind < 2.6.7.3 - Insecure Deserialization

Title source: rule

Description

A Polymorphic Typing issue was discovered in FasterXML jackson-databind 2.x through 2.9.9. When Default Typing is enabled (either globally or for a specific property) for an externally exposed JSON endpoint and the service has JDOM 1.x or 2.x jar in the classpath, an attacker can send a specifically crafted JSON message that allows them to read arbitrary local files on the server.

Exploits (3)

nomisec WORKING POC 5 stars
by Al1ex · poc
https://github.com/Al1ex/CVE-2019-12814
nomisec WORKING POC
by dawetmaster · poc
https://github.com/dawetmaster/CVE-2019-12814-jackson-databind-vulnerable
nomisec WORKING POC
by andikahilmy · poc
https://github.com/andikahilmy/CVE-2019-12814-jackson-databind-vulnerable

References (55)

... and 35 more

Scores

CVSS v3 5.9
EPSS 0.1834
EPSS Percentile 95.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Classification

CWE
CWE-502
Status published

Affected Products (3)

fasterxml/jackson-databind < 2.6.7.3
debian/debian_linux
com.fasterxml.jackson.core/jackson-databind < 2.9.9.1Maven

Timeline

Published Jun 19, 2019
Tracked Since Feb 18, 2026