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ibmIBM7570FABEEB7650088B1EC79D982DDDF689A5653DCFCD5118B2A668FD7B939056
HistoryJun 20, 2023 - 2:23 p.m.

Security Bulletin: A vulnerability in Kubernetes kube-apiserver may affect IBM Robotic Process Automation for Cloud Pak and result in a bypass of security restrictions (CVE-2021-25735).

2023-06-2014:23:20
www.ibm.com
13
kubernetes
ibm robotic process automation
cloud pak
security vulnerability
cve-2021-25735
container images
bypass
updates
remote attacker
webhooks
ibm
version 21.0.7.2
remediation
instructions

5.5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:P/A:P

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H

0.001 Low

EPSS

Percentile

30.0%

JSON

Summary

Kubernetes kube-apiserver is used by IBM Robotic Process Automation for Cloud Pak as part of it’s base container images. (CVE-2021-25735)

Vulnerability Details

CVEID:CVE-2021-25735
**DESCRIPTION:**Kubernetes kube-apiserver could allow a remote authenticated attacker to bypass security restrictions, caused by a flaw when performing note updates. By sending a specially-crafted request, an attacker could exploit this vulnerability to bypass a Validating Admission Webhook.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/199931 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H)

Affected Products and Versions

Affected Product(s)|**Version(s)
**
—|—
IBM Robotic Process Automation for Cloud Pak| <= 21.0.7.2

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now.

Product(s) **Version(s) number and/or range ** Remediation/Fix/Instructions
IBM Robotic Process Automation for Cloud Pak <= 21.0.7.2 Update to 21.0.7.3 or higher using the following instructions.

Workarounds and Mitigations

None.

Affected configurations

Vulners
Node
ibmrobotic_process_automationMatch21.0.0
OR
ibmrobotic_process_automationMatch21.0.7.2

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5.5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:P/A:P

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H

0.001 Low

EPSS

Percentile

30.0%

JSON
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