Security Bulletin
Summary
IBM Watson Discovery for IBM Cloud Pak for Data contains a vulnerable version of Ratpack, an open source software. These vulnerabilities are difficult to expolit since it is an internal component protected from direct access.
Vulnerability Details
CVEID: CVE-2021-29479
DESCRIPTION: Ratpack could allow a remote attacker to conduct phishing attacks, caused by an open redirect vulnerability. An attacker could exploit this vulnerability using X-Forwarded-Host header to perform redirect cache poisoning to redirect a victim to arbitrary Web sites.
CVSS Base score: 7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/204670 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:L)
CVEID: CVE-2021-29480
DESCRIPTION: Ratpack could provide weaker than expected security, caused by using a predictable method for default client side session signing key. A remote attacker could exploit this vulnerability to launch further attacks on the system.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/204669 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
CVEID: CVE-2021-29481
DESCRIPTION: Ratpack could allow a remote attacker to obtain sensitive information, caused by improper encryption of default configuration of client side sessions. By capturing the session, an attacker could exploit this vulnerability to obtain sensitive information.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/204668 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N)
CVEID: CVE-2021-29485
DESCRIPTION: Ratpack could allow a remote attacker to execute arbitrary code on the system, caused by an insecure deserialization vulnerability. By sending a specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/204667 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| Watson Discovery | 4.0.0 |
| Watson Discovery | 2.0.0-2.2.1 |
Remediation/Fixes
Upgrade to IBM Watson Discovery 4.0.2
Upgrade to IBM Watson Discovery 2.2.1 and apply cpd-watson-discovery-2.2.1-patch-4
https://cloud.ibm.com/docs/discovery-data?topic=discovery-data-install
https://www.ibm.com/support/pages/available-patches-watson-discovery-ibm-cloud-pak-data
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Change History
15 Sep 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.
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
Was this topic helpful?
Document Information
Modified date:
01 October 2021
UID
ibm16492739