Security Bulletin: IBM WebSphere Application Server Liberty vulnerabilities affect IBM Spectrum Protect Backup-Archive Client, IBM Spectrum Protect for Virtual Environments, and IBM Spectrum Protect for Space Management (CVE-2021-35517, CVE-2021-36090)

Security Bulletin

Summary

Denial of service vulnerabilities in Apache Commons which affects IBM WebSphere Application Server Liberty can affect the IBM Spectrum Protect Backup-Archive Client web user interface, IBM Spectrum Protect for Virtual Environments, and IBM Spectrum Protect for Space Management. UPDATED 14 March 2022 to clarify that these Liberty CVEs only affect IBM Spectrum Protect for Space Management due to its packaging of the Backup-Archive Web user interface.

Vulnerability Details

CVEID: CVE-2021-35517
DESCRIPTION: Apache Commons Compress is vulnerable to a denial of service, caused by an out of memory error when allocating large amounts of memory. By persuading a victim to open a specially-crafted TAR archive, a remote attacker could exploit this vulnerability to cause a denial of service condition against services that use Compress' tar package.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/205307 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-2021-36090
DESCRIPTION: Apache Commons Compress is vulnerable to a denial of service, caused by an out-of-memory error when large amounts of memory are allocated. By reading a specially-crafted ZIP archive, a remote attacker could exploit this vulnerability to cause a denial of service condition against services that use Compress' zip package.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/205310 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)

Affected Products and Versions

Affected Product(s)	Version(s)
IBM Spectrum Protect Backup-Archive Client web user interface	8.1.7.0-8.1.13.3 (Linux and Windows) 8.1.9.0-8.1.13.3 (AIX)
IBM Spectrum Protect for Virtual Environments: Data Protection for VMware	8.1.0.0-8.1.13.3
IBM Spectrum Protect for Virtual Environments: Data Protection for Hyper-V	8.1.4.0-8.1.13.3
IBM Spectrum Protect for Space Management - See Note	8.1.7.0-8.1.13.3 (Linux) 8.1.9.0-8.1.13.3 (AIX)

Note: For IBM Spectrum Protect for Space Management, these Liberty issues (CVEs) only affect the Backup-Archive Web user interface which is included in the IBM Spectrum Protect for Space Management package.

Remediation/Fixes

*IBM Spectrum Protect Backup-Archive Client web user interface Affected Versions*	Fixing Level	*Platform*	*Link to Fix and Instructions*
8.1.9.0-8.1.13.3 (AIX) 8.1.7.0-8.1.13.3 (Linux) 8.1.7.0-8.1.13.3 (Windows)	8.1.14	AIX Linux Windows	https://www.ibm.com/support/pages/node/6561875

*IBM Spectrum Protect for Virtual Environments: Data Protection for VMware Affected Versions*	Fixing Level	*Platform*	*Link to Fix and Instructions*
8.1.0.0-8.1.13.3	8.1.14	Linux Windows	https://www.ibm.com/support/pages/node/6552530

*IBM Spectrum Protect for Virtual Environments: Data Protection for Hyper-V Affected Versions*	Fixing Level	*Platform*	*Link to Fix and Instructions*
8.1.4.0-8.1.13.3	8.1.14	Windows	https://www.ibm.com/support/pages/node/6552530

*IBM Spectrum Protect for Space Management Affected Versions*	Fixing Level	*Platform*	*Link to Fix and Instructions*
8.1.9.0-8.1.13.3 (AIX) 8.1.7.0-8.1.13.3 (Linux)	8.1.14	AIX Linux	https://www.ibm.com/support/pages/node/316077

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Acknowledgement

Change History

11 March 2022: Initial Publication
14 March 2022: Updated Affected Products to clarify that the CVEs only affect the Backup-Archive Web GUI which is included in the Space Management package.

*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 WebSphere Application Server Liberty vulnerabilities affect IBM Spectrum Protect Backup-Archive Client, IBM Spectrum Protect for Virtual Environments, and IBM Spectrum Protect for Space Management (CVE-2021-35517, CVE-2021-36090)