Security Bulletin: IBM Watson Discovery for IBM Cloud Pak for Data affected by vulnerability in LibTIFF

Security Bulletin

Summary

IBM Watson Discovery for IBM Cloud Pak for Data contains a vulnerable version of LibTIFF.

Vulnerability Details

CVEID: CVE-2020-35522
DESCRIPTION: libtiff is vulnerable to a denial of service, caused by a memory malloc failure in tif_pixarlog.c. By persuading a victim to open a specially-crafted TIFF file, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/197935 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

CVEID: CVE-2020-35523
DESCRIPTION: libtiff could allow a remote attacker to execute arbitrary code on the system, caused by an integer overflow in the tif_getimage.c file. By persuading a victim to open a specially-crafted TIFF file, an attacker could overflow a buffer and execute arbitrary code on the system.
CVSS Base score: 7.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/197934 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)

Affected Products and Versions

Affected Product(s)	Version(s)
Watson Discovery	4.0.0-4.0.3
Watson Discovery	2.0.0-2.2.1

Remediation/Fixes

Upgrade to IBM Watson Discovery 4.0.4

Upgrade to IBM Watson Discovery 2.2.1 and apply cpd-watson-discovery-2.2.1-patch-6

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

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Change History

04 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.

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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Tips

Security Bulletin: IBM Watson Discovery for IBM Cloud Pak for Data affected by vulnerability in LibTIFF