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USN-6112-1: Perl vulnerability


Severity

Medium

Vendor

VMware Tanzu

Versions Affected

  • Canonical Ubuntu 16.04
  • Canonical Ubuntu 18.04
  • Canonical Ubuntu 22.04

Description

It was discovered that Perl was not properly verifying TLS certificates when using CPAN together with HTTP::Tiny to download modules over HTTPS. If a remote attacker were able to intercept communications, this flaw could potentially be used to install altered modules. Update Instructions: Run `sudo pro fix USN-6112-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: perl-modules-5.22 - 5.22.1-9ubuntu0.9+esm2 libperl-dev - 5.22.1-9ubuntu0.9+esm2 perl-doc - 5.22.1-9ubuntu0.9+esm2 perl - 5.22.1-9ubuntu0.9+esm2 perl-base - 5.22.1-9ubuntu0.9+esm2 perl-debug - 5.22.1-9ubuntu0.9+esm2 libperl5.22 - 5.22.1-9ubuntu0.9+esm2 Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro

CVEs contained in this USN include: CVE-2023-31484

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

  • Platform Automation Toolkit
    • 4.4.x versions prior to 4.4.32
    • 5.0.x versions prior to 5.0.25
    • 5.1.x versions prior to 5.1.2
  • Isolation Segment
    • 2.11.x versions prior to 2.11.36, or later versions with Xenial Stemcells prior to 621.553
    • 2.13.x versions prior to 2.13.21, or later versions with Xenial Stemcells prior to 621.553
    • 3.0.x versions prior to 3.0.14
    • 4.0.x versions prior to 4.0.5
  • Operations Manager
    • 2.10.x versions prior to 2.10.59
  • VMware Tanzu Application Service for VMs
    • 2.11.x versions prior to 2.11.42, or later versions with Xenial Stemcells prior to 621.553
    • 2.13.x versions prior to 2.13.24, or later versions with Xenial Stemcells prior to 621.553
    • 3.0.x versions prior to 3.0.14
    • 4.0.x versions prior to 4.0.5

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:

  • Platform Automation Toolkit
    • 4.4.32
    • 5.0.25
    • 5.1.2
  • Isolation Segment
    • 2.11.36, and upgrade Xenial Stemcells to 621.553 or greater
    • 2.13.21, and upgrade Xenial Stemcells to 621.553 or greater
    • 3.0.14
    • 4.0.5
  • Operations Manager
    • 2.10.59
  • VMware Tanzu Application Service for VMs
    • 2.11.42, and upgrade Xenial Stemcells to 621.553 or greater
    • 2.13.24, and upgrade Xenial Stemcells to 621.553 or greater
    • 3.0.14
    • 4.0.5

References

History

2023-09-01: Initial vulnerability report published.