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Security Bulletin: IBM App Connect Enterprise Certified Container IntegrationServer operands that process JSON data may be vulnerable to denial of service due to CVE-2020-36518

Security Bulletin


Summary

FasterXML jackson-databind is used by IBM App Connect Enterprise Certified Container for processing JSON data. IBM App Connect Enterprise Certified Container IntegrationServer operands that process JSON data may be vulnerable to denial of service. This bulletin provides patch information to address the reported vulnerability CVE-2020-36518 in FasterXML jackson-databind.

Vulnerability Details

CVEID:   CVE-2020-36518
DESCRIPTION:   FasterXML jackson-databind is vulnerable to a denial of service, caused by a Java StackOverflow exception. By using a large depth of nested objects, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/222319 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Affected Product(s)Version(s)
App Connect Enterprise Certified Container1.1-eus with Operator
App Connect Enterprise Certified Container3.0 with Operator
App Connect Enterprise Certified Container3.1 with Operator
App Connect Enterprise Certified Container4.0 with Operator
App Connect Enterprise Certified Container4.1 with Operator
App Connect Enterprise Certified Container4.2 with Operator

Remediation/Fixes

App Connect Enterprise Certified Container 3.0, 3.1, 4.0, 4.1 and 4.2 (Continuous Delivery)

Upgrade to App Connect Enterprise Certified Container Operator version 5.0.0 or higher, and ensure that all IntegrationServer components are at 12.0.5.0-r1 or higher.  Documentation on the upgrade process is available at https://www.ibm.com/docs/en/app-connect-contlts?topic=releases-upgrading-operator

App Connect Enterprise Certified Container 1.1 EUS (Extended Update Support)

Upgrade to App Connect Enterprise Certified Container Operator version 1.1.10 or higher, and ensure that all IntegrationServer components are at 11.0.0.18-r1-eus or higher.  Documentation on the upgrade process is available at https://www.ibm.com/docs/en/app-connect/containers_eus?topic=releases-upgrading-operator

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

Off

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

See https://www.ibm.com/support/pages/node/6239294 for information supported levels of the ACE Certified Container Operator

Change History

01 Jul 2022: Initial Publication

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

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Document Information

Modified date:
04 July 2022

Initial Publish date:
01 July 2022

UID

ibm16601131

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