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Security Bulletin: Log4JShell Vulnerability affects Watson Knowledge Catalog InstaScan (CVE-2021-44228)

Security Bulletin


There is a vulnerability in the version of Apache Log4j that was included in Watson Knowledge Catalog InstaScan. This vulnerability has been addressed.

Vulnerability Details

CVEID:   CVE-2021-44228
DESCRIPTION:   Apache Log4j could allow a remote attacker to execute arbitrary code on the system, caused by the failure to protect against attacker controlled LDAP and other JNDI related endpoints by JNDI features. By sending a specially crafted code string, an attacker could exploit this vulnerability to load arbitrary Java code on the server and take complete control of the system. Note: The vulnerability is also called Log4Shell or LogJam.
CVSS Base score: 10
CVSS Temporal Score: See: for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)

Affected Products and Versions

Affected Product(s)Version(s)
Watson Knowledge Catalog InstaScan1.1.6 or any prior versions


IBM strongly recommends addressing the vulnerability now by upgrading to Watson Knowledge Catalog InstaScan version 1.1.7.


In order to upgrade to the 1.1.7 version, please run the following command on the infrastructure node of the OpenShift cluster:


./cpd-cli upgrade --repo <your-repo.yaml> -a wkc-instascan -n <your-name-space> --verbose --accept-all-licenses


Replace <your-repo.yaml> with the name of the repository yaml file and <your-name-space> with the actual OpenShift project name (Kubernetes namespace) where the product is installed.

Workarounds and Mitigations


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Change History

15 Dec 2021: 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.


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

Document Location


[{"Business Unit":{"code":"BU004","label":"Hybrid Cloud"},"Product":{"code":"SSCLA7","label":"Knowledge Catalog"},"Component":"Watson Knowledge Catalog InstaScan","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"1.1.6","Edition":""}]

Document Information

Modified date:
16 December 2021