Severity

medium

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 16.04

Description

USN-5811-1 fixed a vulnerability in Sudo. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: Matthieu Barjole and Victor Cutillas discovered that Sudo incorrectly handled user-specified editors when using the sudoedit command. A local attacker that has permission to use the sudoedit command could possibly use this issue to edit arbitrary files. (CVE-2023-22809) Update Instructions: Run `sudo pro fix USN-5811-2` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: sudo-ldap - 1.8.16-0ubuntu1.10+esm1 sudo - 1.8.16-0ubuntu1.10+esm1 Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro

CVEs contained in this USN include: CVE-2023-22809

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

• Isolation Segment
  • 2.8.x versions with Xenial Stemcells prior to 621.401
  • 2.9.x versions with Xenial Stemcells prior to 621.401
  • 2.10.x versions with Xenial Stemcells prior to 621.401
  • 2.11.x versions with Xenial Stemcells prior to 621.401
  • 2.12.x versions with Xenial Stemcells prior to 621.401
  • 2.13.x versions with Xenial Stemcells prior to 621.401
• Operations Manager
  • 2.10.x versions prior to 2.10.53
• VMware Tanzu Application Service for VMs
  • 2.8.x versions with Xenial Stemcells prior to 621.401
  • 2.9.x versions with Xenial Stemcells prior to 621.401
  • 2.10.x versions with Xenial Stemcells prior to 621.401
  • 2.11.x versions with Xenial Stemcells prior to 621.401
  • 2.12.x versions with Xenial Stemcells prior to 621.401
  • 2.13.x versions with Xenial Stemcells prior to 621.401

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
  • 2.8.x: Upgrade Xenial Stemcells to 621.401 or greater
  • 2.9.x: Upgrade Xenial Stemcells to 621.401 or greater
  • 2.10.x: Upgrade Xenial Stemcells to 621.401 or greater
  • 2.11.x: Upgrade Xenial Stemcells to 621.401 or greater
  • 2.12.x: Upgrade Xenial Stemcells to 621.401 or greater
  • 2.13.x: Upgrade Xenial Stemcells to 621.401 or greater
• Operations Manager
  • 2.10.53
• VMware Tanzu Application Service for VMs
  • 2.8.x: Upgrade Xenial Stemcells to 621.401 or greater
  • 2.9.x: Upgrade Xenial Stemcells to 621.401 or greater
  • 2.10.x: Upgrade Xenial Stemcells to 621.401 or greater
  • 2.11.x: Upgrade Xenial Stemcells to 621.401 or greater
  • 2.12.x: Upgrade Xenial Stemcells to 621.401 or greater
  • 2.13.x: Upgrade Xenial Stemcells to 621.401 or greater

References

• https://ubuntu.com/security/CVE-2023-22809
• https://ubuntu.com/security/notices/USN-5811-2
• https://cloudfoundry.org/blog/usn-5811-2

History

2023-05-22: Initial vulnerability report published.