Severity

medium

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 18.04
• Canonical Ubuntu 22.04

Description

Matthieu Barjole and Victor Cutillas discovered that Sudo incorrectly escaped control characters in log messages and sudoreplay output. An attacker could possibly use these issues to inject terminal control characters that alter output when being viewed. Update Instructions: Run `sudo pro fix USN-6005-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: sudo-ldap - 1.8.21p2-3ubuntu1.6 sudo - 1.8.21p2-3ubuntu1.6 No subscription required

CVEs contained in this USN include: CVE-2023-28486, CVE-2023-28487

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

• Isolation Segment
  • 2.11.x versions prior to 2.11.31
  • 2.13.x versions prior to 2.13.16
  • 3.0.x versions prior to 3.0.9, or later versions with Jammy Stemcells prior to 1.102
  • 4.0.x versions with Jammy Stemcells prior to 1.102
• Operations Manager
  • 3.0.x versions prior to 3.0.8+LTS-T
• VMware Tanzu Application Service for VMs
  • 2.11.x versions prior to 2.11.37
  • 2.13.x versions prior to 2.13.19
  • 3.0.x versions prior to 3.0.9, or later versions with Jammy Stemcells prior to 1.102
  • 4.0.x versions with Jammy Stemcells prior to 1.102

Mitigation

Users of affected products are strongly encouraged to follow the mitigation below. On the Tanzu Network product page for each release, check the Depends On section and/or Release Notes for this information. Releases that have fixed this issue include:

• Isolation Segment
  • 2.11.31
  • 2.13.16
  • 3.0.9, and upgrade Jammy Stemcells to 1.102 or greater
  • 4.0.x: Upgrade Jammy Stemcells to 1.102 or greater
• Operations Manager
  • 3.0.8+LTS-T
• VMware Tanzu Application Service for VMs
  • 2.11.37
  • 2.13.19
  • 3.0.9, and upgrade Jammy Stemcells to 1.102 or greater
  • 4.0.x: Upgrade Jammy Stemcells to 1.102 or greater

References

• https://ubuntu.com/security/CVE-2023-28486
• https://ubuntu.com/security/CVE-2023-28487
• https://ubuntu.com/security/notices/USN-6005-1
• https://cloudfoundry.org/blog/usn-6005-1

History

2023-06-29: Initial vulnerability report published.