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Security Bulletin: Privilege escalation vulnerability in IBM Spectrum Protect Backup-Archive Client and IBM Spectrum Protect for Virtual Environments (CVE-2021-20532)

Security Bulletin


Summary

IBM Spectrum Protect Backup-Archive Client and IBM Spectrum Protect for Virtual Environments may allow a local user to escalate their privileges.

Vulnerability Details

CVEID:   CVE-2021-20532
DESCRIPTION:   IBM Spectrum Protect Client could allow a local user to escalate their privileges to take full control of the system due to insecure directory permissions.
CVSS Base score: 7.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/198811 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

Affected Product(s)Version(s)
IBM Spectrum Protect Backup-Archive Client8.1.0.0-8.1.11.0
IBM Spectrum Protect for Virtual Environments:
Data Protection for VMware
8.1.0.0-8.1.11.0
IBM Spectrum Protect for Virtual Environments:
Data Protection for Hyper-V
8.1.0.0-8.1.11.0

Remediation/Fixes

IBM Spectrum Protect Backup-Archive Client
Release
First Fixing
VRM Level
PlatformLink to Fix
              8.1  8.1.12Windowshttps://www.ibm.com/support/pages/node/6443671


IBM Spectrum Protect for
Virtual Environments:
Data Protection for VMware Release
First Fixing
VRM Level
PlatformLink to Fix
              8.1    8.1.12Windowshttps://www.ibm.com/support/pages/node/6415103


IBM Spectrum Protect for
Virtual Environments:
Data Protection for Hyper-V Release
First Fixing
VRM Level
PlatformLink to Fix
                     8.1  8.1.12Windows
https://www.ibm.com/support/pages/node/6415103



Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Acknowledgement

The vulnerability was reported to IBM by Shadi Habbal (TÜV Rheinland i-sec GmbH​).

Change History

23 April 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

According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

Document Location

Worldwide

[{"Business Unit":{"code":"BU010","label":"Systems - Storage"},"Product":{"code":"SSERB6","label":"IBM Spectrum Protect for Virtual Environments"},"Component":"","Platform":[{"code":"PF033","label":"Windows"}],"Version":"8.1","Edition":""},{"Business Unit":{"code":"BU010","label":"Systems - Storage"},"Product":{"code":"SSEQVQ","label":"IBM Spectrum Protect"},"Component":"Client","Platform":[{"code":"PF033","label":"Windows"}],"Version":"8.1","Edition":""}]

Document Information

Modified date:
24 April 2021

UID

ibm16445503