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Fencer Vulns
high 8.1

CVE-2020-11620 json

jackson-databind mishandles the interaction between serialization gadgets and typing

published 2020-04-07 6 y ago modified 2026-10-08 31 d ago also GHSA-h4rc-386g-6m85 , EUVD-2020-0384

cvss
8.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.7%
EPSS 5.7% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

FasterXML jackson-databind 2.x before 2.9.10.4 mishandles the interaction between serialization gadgets and typing, related to org.apache.commons.jelly.impl.Embedded (aka commons-jelly).

Patch / fix

  • maven com.fasterxml.jackson.core:jackson-databind 2.9.10.4
  • fasterxml jackson-databind 2.9.10.4
  • oracle global_lifecycle_management_opatch 12.2.0.1.20
  • oracle jd_edwards_enterpriseone_orchestrator 9.2.4.2
  • oracle jd_edwards_enterpriseone_tools 9.2.4.2
  • jackson-databind Debian 14, Debian 13, Debian 12 2.11.1-1

debian advisories DEBIAN-CVE-2020-11620

  • jackson-databind Ubuntu Pro 16.04 LTS 2.4.2-3ubuntu0.1~esm2

ubuntu advisories UBUNTU-CVE-2020-11620

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • rh-maven35-jackson-databind RHEL 3 SOFTWARE_COLLECTIONS 2.7.6-2.10.el7
  • rh-maven35-jackson-databind-javadoc RHEL 3 SOFTWARE_COLLECTIONS 2.7.6-2.10.el7

red hat advisories RHSA-2020:2320

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-11620 updated cvss 8.1

jackson-databind: Serialization gadgets in commons-jelly:commons-jelly

  • Red Hat BPM Suite 6 jackson-databind
    affected: workaround, no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 8 jackson-databind, jackson-databind-javadoc
    affected: workaround, no fix available
  • Red Hat JBoss BRMS 6 jackson-databind
    affected: workaround, no fix planned “Out of support scope”
  • Red Hat JBoss Data Grid 7 jackson-databind
    affected: workaround, no fix available
  • Red Hat JBoss Data Virtualization 6 jackson-databind Red Hat JBoss Enterprise Application Platform 6 jackson-databind
    affected: workaround, no fix planned “Out of support scope”
  • Red Hat OpenShift Application Runtimes jackson-databind
    affected: workaround, no fix available
  • Red Hat OpenShift Container Platform 3.11 openshift3/ose-logging-elasticsearch5 Red Hat OpenShift Container Platform 4 openshift4/ose-logging-elasticsearch5
    affected: workaround, no fix planned “Will not fix”
  • Red Hat OpenStack Platform 10 (Newton) opendaylight
    affected: workaround, no fix planned “Out of support scope”
show 10 more
  • Red Hat OpenStack Platform 13 (Queens) opendaylight Red Hat Satellite 6 jackson-databind
    affected: workaround, no fix planned “Will not fix”
  • Red Hat Data Grid 7.3.7
    fixed: vendor fix RHSA-2020:3779
  • Red Hat Decision Manager 7
    fixed: vendor fix RHSA-2020:3196
  • Red Hat Fuse 7.7.0
    fixed: vendor fix RHSA-2020:3192
  • Red Hat JBoss Enterprise Application Platform Continuous Delivery
    fixed: vendor fix RHSA-2020:2565
  • Red Hat Process Automation 7
    fixed: vendor fix RHSA-2020:3197
  • Red Hat Single Sign-On 7.4.0
    fixed: vendor fix RHSA-2020:5625
  • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-maven35-jackson-databind 2.7.6-2.10.el7, rh-maven35-jackson-databind-javadoc 2.7.6-2.10.el7 Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) rh-maven35-jackson-databind 2.7.6-2.10.el7, rh-maven35-jackson-databind-javadoc 2.7.6-2.10.el7 Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7) rh-maven35-jackson-databind 2.7.6-2.10.el7, rh-maven35-jackson-databind-javadoc 2.7.6-2.10.el7 Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-maven35-jackson-databind 2.7.6-2.10.el7, rh-maven35-jackson-databind-javadoc 2.7.6-2.10.el7
    fixed: vendor fix RHSA-2020:2320
  • Red Hat Text-Only RHOAR
    fixed: vendor fix RHSA-2020:2067
  • Red Hat A-MQ Clients 2 jackson-databind Red Hat Data Grid 8 jackson-databind Red Hat JBoss A-MQ 6 jackson-databind Red Hat JBoss Enterprise Application Platform 7 jackson-databind Red Hat JBoss Fuse 6 jackson-databind Red Hat streams for Apache Kafka jackson-databind
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
31 d ago

Exploit prediction

5.73% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P
GitHub 3.1 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
maven com.fasterxml.jackson.core:jackson-databind
>=2.9.0, <2.9.10.4
2.9.10.4

Classification

Weakness
  • CWE-502 Deserialization of Untrusted Data

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.