Security Advisory affecting NetBackup Flex Scale Appliance

Revision History

• 1.0: September 17, 2024: Initial version

Issue: NetBackup Flex Scale Appliance impacted by Tianocore EDK2 Buffer Underwrite

Tianocore EDK2 contains a buffer underwrite flaw. Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.

CVE ID: CVE-2021-38578
Severity: High
CVSS v3.1 Base Score 7.4 (AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:L)
CWE-787 - Out-of-bounds Write
Affected Components: NetBackup Flex Scale Appliance 5551 and 5561
Affected Versions: 3.1, and 3.2
Recommended Action:

• 5551 Appliance: Upgrade to version 3.1 or 3.2 and apply Firmware package for NBFS 5551 appliance - 202404.01
• 5561 Appliance: Apply Firmware package for NBFS 5561 appliance – 202404.01

Questions

For questions or problems regarding these vulnerabilities please contact Veritas Technical Support (https://www.veritas.com/support/en_US/contact-us)

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