CVE-2019-12814

MEDIUM
5.9
CVSS Score
Published: June 19, 2019 at 01:24 PM UTC
Updated: June 17, 2026 at 02:15 AM UTC
2 products affected across 2 vendorsDebian LinuxJackson Databind

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Severity
MEDIUM5.9
Exploit prediction
EPSS 11%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

2.0.0 ≤ v < 2.6.7.32.7.0 ≤ v < 2.7.9.62.8.0 ≤ v < 2.8.11.42.9.0 ≤ v < 2.9.9.2
Affected range stops below 2.6.7.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 2.7.9.6, so it looks safe — our inference, not a vendor statement
Affected range stops below 2.8.11.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 2.9.9.2, so it looks safe — our inference, not a vendor statement

References (55)

Vendor Advisoryx_refsource_REDHATThird Party Advisory
https://access.redhat.com/errata/RHSA-2019:2858
Vendor Advisoryx_refsource_REDHATThird Party Advisory
https://access.redhat.com/errata/RHSA-2019:2935
Vendor Advisoryx_refsource_REDHATThird Party Advisory
https://access.redhat.com/errata/RHSA-2019:2936
Vendor Advisoryx_refsource_REDHATThird Party Advisory
https://access.redhat.com/errata/RHSA-2019:2937
Vendor Advisoryx_refsource_REDHATThird Party Advisory
https://access.redhat.com/errata/RHSA-2019:2938
Vendor Advisoryx_refsource_REDHATThird Party Advisory
https://access.redhat.com/errata/RHSA-2019:3044
Vendor Advisoryx_refsource_REDHATThird Party Advisory
https://access.redhat.com/errata/RHSA-2019:3045
Vendor Advisoryx_refsource_REDHATThird Party Advisory
https://access.redhat.com/errata/RHSA-2019:3046

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.9MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-502

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