VTS23-005

CISA XStream Notification

Revision History

  • 1.0: March 30, 2023 – Initial Public Release
  • 1.1: April 4, 2023 – Add clarification on upgrade recommendations.

Veritas is aware of the high severity vulnerability in XStream that was added to the CISA Known Exploited Vulnerabilities Catalog on March 10, 2023 (CVE-2021-39144). Veritas has determined that NetBackup, NetBackup Appliance, NetBackup Access Appliance, and NetBackup Flex Scale contain the XStream component. NetBackup Flex Appliance does not contain the XStream component. See below for impact and actions:

NetBackup

  • No versions of NetBackup are impacted by this issue.
  • Versions prior to 10.0 include a vulnerable XStream version and are not exploitable.
    • To mitigate vulnerability scanner warnings: Upgrade to 10.0 or later.
  • Version 10.0 and later do not include a vulnerable version of XStream
    • No action required.

NetBackup Appliance

  • No versions of NetBackup Appliance are impacted by this issue.
  • Only 3.3.0.2 contains a vulnerable XStream version and is not exploitable.
  • To mitigate vulnerability scanner warnings: Upgrade to 4.x or 5.x

NetBackup Access Appliance

  • No versions of NetBackup Access Appliance are impacted by this issue.
  • Only 7.4.2.400 contains a vulnerable XStream version and is not exploitable.

NetBackup Flex Scale

  • No versions of NetBackup Flex Scale are impacted by this issue.
  • 2.1 contains a vulnerable XStream version and is not exploitable.
  • To mitigate vulnerability scanner warnings: Upgrade to 3.0

Disclaimer

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