USN-5960-1: Python vulnerability

24057

29 June 2023

29 June 2023

CLOSED

MEDIUM

CVE-2023-24329

Severity

medium

Vendor

VMware Tanzu

Versions Affected

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

Description

Yebo Cao discovered that Python incorrectly handled certain URLs. An attacker could possibly use this issue to bypass blocklisting methods by supplying a URL that starts with blank characters. Update Instructions: Run `sudo pro fix USN-5960-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: python2.7-dev - 2.7.12-1ubuntu0~16.04.18+esm4 python2.7-doc - 2.7.12-1ubuntu0~16.04.18+esm4 libpython2.7-stdlib - 2.7.12-1ubuntu0~16.04.18+esm4 libpython2.7-minimal - 2.7.12-1ubuntu0~16.04.18+esm4 libpython2.7 - 2.7.12-1ubuntu0~16.04.18+esm4 libpython2.7-testsuite - 2.7.12-1ubuntu0~16.04.18+esm4 python2.7 - 2.7.12-1ubuntu0~16.04.18+esm4 idle-python2.7 - 2.7.12-1ubuntu0~16.04.18+esm4 python2.7-examples - 2.7.12-1ubuntu0~16.04.18+esm4 libpython2.7-dev - 2.7.12-1ubuntu0~16.04.18+esm4 python2.7-minimal - 2.7.12-1ubuntu0~16.04.18+esm4 Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro libpython3.5-stdlib - 3.5.2-2ubuntu0~16.04.13+esm7 python3.5-venv - 3.5.2-2ubuntu0~16.04.13+esm7 python3.5-doc - 3.5.2-2ubuntu0~16.04.13+esm7 python3.5-dev - 3.5.2-2ubuntu0~16.04.13+esm7 libpython3.5-dev - 3.5.2-2ubuntu0~16.04.13+esm7 libpython3.5-minimal - 3.5.2-2ubuntu0~16.04.13+esm7 python3.5 - 3.5.2-2ubuntu0~16.04.13+esm7 idle-python3.5 - 3.5.2-2ubuntu0~16.04.13+esm7 libpython3.5-testsuite - 3.5.2-2ubuntu0~16.04.13+esm7 python3.5-examples - 3.5.2-2ubuntu0~16.04.13+esm7 python3.5-minimal - 3.5.2-2ubuntu0~16.04.13+esm7 libpython3.5 - 3.5.2-2ubuntu0~16.04.13+esm7 Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro

CVEs contained in this USN include: CVE-2023-24329

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

  • Platform Automation Toolkit
    • 4.4.x versions prior to 4.4.31
    • 5.0.x versions prior to 5.0.24
    • 5.1.x versions prior to 5.1.1
  • Isolation Segment
    • 2.11.x versions prior to 2.11.31, or later versions with Xenial Stemcells prior to 621.488
    • 2.13.x versions prior to 2.13.16, or later versions with Xenial Stemcells prior to 621.488
    • 3.0.x versions prior to 3.0.9, or later versions with Jammy Stemcells prior to 1.95
    • 4.0.x versions with Jammy Stemcells prior to 1.95
  • Operations Manager
    • 2.10.x versions prior to 2.10.57
    • 3.0.x versions prior to 3.0.6+LTS-T
  • VMware Tanzu Application Service for VMs
    • 2.11.x versions prior to 2.11.37, or later versions with Xenial Stemcells prior to 621.488
    • 2.13.x versions prior to 2.13.19, or later versions with Xenial Stemcells prior to 621.488
    • 3.0.x versions prior to 3.0.9, or later versions with Jammy Stemcells prior to 1.95
    • 4.0.x versions with Jammy Stemcells prior to 1.95

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
    • 4.4.31
    • 5.0.24
    • 5.1.1
  • Isolation Segment
    • 2.11.31, and upgrade Xenial Stemcells to 621.488 or greater
    • 2.13.16, and upgrade Xenial Stemcells to 621.488 or greater
    • 3.0.9, and upgrade Jammy Stemcells to 1.95 or greater
    • 4.0.x: Upgrade Jammy Stemcells to 1.95 or greater
  • Operations Manager
    • 2.10.57
    • 3.0.6+LTS-T
  • VMware Tanzu Application Service for VMs
    • 2.11.37, and upgrade Xenial Stemcells to 621.488 or greater
    • 2.13.19, and upgrade Xenial Stemcells to 621.488 or greater
    • 3.0.9, and upgrade Jammy Stemcells to 1.95 or greater
    • 4.0.x: Upgrade Jammy Stemcells to 1.95 or greater

References

History

2023-06-29: Initial vulnerability report published.