Security Bulletin: Vulnerability in Apache Hadoop affects watsonx.data

Summary

For CVE-2018-11768, a remote hacker could exploit a vulnerability in Apache Hadoop caused by a mismatch in the size of the fields used to store user/group information between memory and disk representation. For CVE-2020-9492, a remote attacker could gain elevated privileges on the system, caused by improper validation of SPNEGO authorization header. These vulnerabilities may impact watsonx.data.

Vulnerability Details

CVEID:CVE-2018-11768
**DESCRIPTION:**Apache Hadoop is vulnerable to a denial of service, caused by a mismatch in the size of the fields used to store user/group information between memory and disk representation. By sending a specially-crafted request, a remote attacker could exploit this vulnerability to cause the user/group information to be corrupted across storing in fsimage and reading back from fsimage.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/168305 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)

CVEID:CVE-2020-9492
**DESCRIPTION:**Apache Hadoop could allow a remote authenticated attacker to gain elevated privileges on the system, caused by improper validation of SPNEGO authorization header. By sending a specially-crafted request, an authenticated attacker could exploit this vulnerability to gain elevated privileges to trigger services to send server credentials to a webhdfs path for capturing the service principal.
CVSS Base score: 8.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/195656 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

Remediation/Fixes

The product needs to be installed or upgraded to the latest available level watsonx.data 2.0.2 or watsonx.data on CPD 5.0.2. Installation/upgrade instructions can be found here: <https://www.ibm.com/docs/en/watsonx/watsonxdata/2.0.x?topic=deployment-installing&gt;

Workarounds and Mitigations

None