Deserialization of Untrusted Data in jackson-databind - CVE-2021-20190

Vulnerability identifier: #VU49967

CSH Severity: High

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

CVE-ID: CVE-2021-20190

CWE-ID: CWE-502

Exploitation vector: Remote access

Exploit availability: No public exploit available

Affected software:
jackson-databind
ClevOS
openEuler
z/Transaction Processing Facility ( z/TPF)
Log Analysis
IBM Process Mining
OpenShift Logging
IBM Cloud Application Performance Management (APM)
IBM Security Verify Governance
Cloudera Observability with IBM
Integration Designer
DB2 on Cloud Pak for Data
DB2 Warehouse on Cloud Pak for Data
Storage Virtualize
IBM Sterling Order Management
Red Hat OpenShift Container Platform
IBM Disconnected Log Collector
IBM Security Guardium
Oracle Commerce Guided Search
watsonx.data
jackson-databind-javadoc
jackson-databind
Vue PACS

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data. A remote attacker can pass specially crafted data to the application and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Install updates from vendor's website.

• https://bugzilla.redhat.com/show_bug.cgi?id=1916633
• https://github.com/FasterXML/jackson-databind/issues/2854