Security Bulletin: IBM InfoSphere Information Server is affected by multiple vulnerabilities in Kubernetes

Summary

Multiple vulnerabilities in Kubernetes used by IBM InfoSphere Information Server were addressed.

Vulnerability Details

CVEID:CVE-2020-8562
**DESCRIPTION:**Kubernetes could allow a remote authenticated attacker to obtain sensitive information, caused by a time-of-check time-of-use (TOCTOU) race condition flaw in the API Server proxy. By sending a specially-crafted request, an attacker could exploit this vulnerability to gain access to private networks on the Kubernetes control plane components.
CVSS Base score: 2.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/201273 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N)

CVEID:CVE-2021-25743
**DESCRIPTION:**Kubernetes could allow a remote authenticated attacker to bypass security restrictions, caused by improper filtering of ANSI escape characters in kubectl. By sending a specially-crafted input, an attacker could exploit this vulnerability to hide all the events, changing the title of the terminal window, and spoof the data.
CVSS Base score: 3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/216852 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

Workarounds and Mitigations

None