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USN-6354-1: Python vulnerability


Severity

Medium

Vendor

VMware Tanzu

Versions Affected

  • Canonical Ubuntu 16.04
  • Canonical Ubuntu 18.04

Description

It was discovered that Python did not properly handle XML entity declarations in plist files. An attacker could possibly use this vulnerability to perform an XML External Entity (XXE) injection, resulting in a denial of service or information disclosure. Update Instructions: Run `sudo pro fix USN-6354-1` 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+esm6 python2.7-doc - 2.7.12-1ubuntu0~16.04.18+esm6 libpython2.7-stdlib - 2.7.12-1ubuntu0~16.04.18+esm6 libpython2.7-minimal - 2.7.12-1ubuntu0~16.04.18+esm6 libpython2.7 - 2.7.12-1ubuntu0~16.04.18+esm6 libpython2.7-testsuite - 2.7.12-1ubuntu0~16.04.18+esm6 python2.7 - 2.7.12-1ubuntu0~16.04.18+esm6 idle-python2.7 - 2.7.12-1ubuntu0~16.04.18+esm6 python2.7-examples - 2.7.12-1ubuntu0~16.04.18+esm6 libpython2.7-dev - 2.7.12-1ubuntu0~16.04.18+esm6 python2.7-minimal - 2.7.12-1ubuntu0~16.04.18+esm6 Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro libpython3.5-stdlib - 3.5.2-2ubuntu0~16.04.13+esm9 python3.5-venv - 3.5.2-2ubuntu0~16.04.13+esm9 python3.5-doc - 3.5.2-2ubuntu0~16.04.13+esm9 python3.5-dev - 3.5.2-2ubuntu0~16.04.13+esm9 libpython3.5-dev - 3.5.2-2ubuntu0~16.04.13+esm9 libpython3.5-minimal - 3.5.2-2ubuntu0~16.04.13+esm9 python3.5 - 3.5.2-2ubuntu0~16.04.13+esm9 idle-python3.5 - 3.5.2-2ubuntu0~16.04.13+esm9 libpython3.5-testsuite - 3.5.2-2ubuntu0~16.04.13+esm9 python3.5-examples - 3.5.2-2ubuntu0~16.04.13+esm9 python3.5-minimal - 3.5.2-2ubuntu0~16.04.13+esm9 libpython3.5 - 3.5.2-2ubuntu0~16.04.13+esm9 Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro

CVEs contained in this USN include: CVE-2022-48565

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

  • Platform Automation Toolkit
    • 4.0.x versions prior to 4.0.13
    • 4.1.x versions prior to 4.1.13
    • 4.2.x versions prior to 4.2.8
    • 4.3.x versions prior to 4.3.5
  • Isolation Segment
    • 2.11.x versions prior to 2.11.40, or later versions with Xenial Stemcells prior to 621.687
    • 2.13.x versions prior to 2.13.25, or later versions with Xenial Stemcells prior to 621.687
    • 3.0.x versions prior to 3.0.18
    • 4.0.x versions prior to 4.0.10+LTS-T
  • Operations Manager
    • 2.10.x versions prior to 2.10.62
  • VMware Tanzu Application Service for VMs
    • 2.11.x versions prior to 2.11.46, or later versions with Xenial Stemcells prior to 621.687
    • 2.13.x versions prior to 2.13.28, or later versions with Xenial Stemcells prior to 621.687
    • 3.0.x versions prior to 3.0.18
    • 4.0.x versions prior to 4.0.10+LTS-T

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
    • 4.0.13
    • 4.1.13
    • 4.2.8
    • 4.3.5
  • Isolation Segment
    • 2.11.40, and upgrade Xenial Stemcells to 621.687 or greater
    • 2.13.25, and upgrade Xenial Stemcells to 621.687 or greater
    • 3.0.18
    • 4.0.10+LTS-T
  • Operations Manager
    • 2.10.62
  • VMware Tanzu Application Service for VMs
    • 2.11.46, and upgrade Xenial Stemcells to 621.687 or greater
    • 2.13.28, and upgrade Xenial Stemcells to 621.687 or greater
    • 3.0.18
    • 4.0.10+LTS-T

References

History

2023-10-18: Initial vulnerability report published.