USN-6112-2: Perl vulnerability

24073

29 June 2023

29 June 2023

CLOSED

MEDIUM

CVE-2023-31484

Severity

medium

Vendor

VMware Tanzu

Versions Affected

  • Canonical Ubuntu 22.04

Description

USN-6112-1 fixed vulnerabilities in Perl. This update provides the corresponding updates for Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 22.10, and Ubuntu 23.04. Original advisory details: 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-6112-2` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: perl-modules-5.30 - 5.30.0-9ubuntu0.4 libperl-dev - 5.30.0-9ubuntu0.4 perl-doc - 5.30.0-9ubuntu0.4 perl - 5.30.0-9ubuntu0.4 perl-base - 5.30.0-9ubuntu0.4 libperl5.30 - 5.30.0-9ubuntu0.4 perl-debug - 5.30.0-9ubuntu0.4 No subscription required

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

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

  • Isolation Segment
    • 3.0.x versions prior to 3.0.13, or later versions with Jammy Stemcells prior to 1.147
    • 4.0.x versions prior to 4.0.4, or later versions with Jammy Stemcells prior to 1.147
  • Operations Manager
    • 3.0.x versions prior to 3.0.12+LTS-T
  • VMware Tanzu Application Service for VMs
    • 3.0.x versions prior to 3.0.13, or later versions with Jammy Stemcells prior to 1.147
    • 4.0.x versions prior to 4.0.4, or later versions with Jammy Stemcells prior to 1.147

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
    • 3.0.13, and upgrade Jammy Stemcells to 1.147 or greater
    • 4.0.4, and upgrade Jammy Stemcells to 1.147 or greater
  • Operations Manager
    • 3.0.12+LTS-T
  • VMware Tanzu Application Service for VMs
    • 3.0.13, and upgrade Jammy Stemcells to 1.147 or greater
    • 4.0.4, and upgrade Jammy Stemcells to 1.147 or greater

References

History

2023-06-29: Initial vulnerability report published.