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USN-4058-1: Bash vulnerability


Severity

Low

Vendor

Canonical Ubuntu

Versions Affected
  • Canonical Ubuntu 16.04
Description

It was discovered that Bash incorrectly handled the restricted shell. An attacker could possibly use this issue to escape restrictions and execute any command.

CVEs contained in this USN include: CVE-2019-9924

Affected Pivotal Products and Versions

Severity is low unless otherwise noted.

  • Vulnerable Cloud Foundry components individually listed here.
  • Impacted stemcells may be updated independently of upgrading Pivotal Application Service or PCF Isolation Segment.
  • Pivotal Operations Manager is vulnerable in the following releases:
    • 2.6.x versions prior to 2.6.6
    • 2.5.x versions prior to 2.5.12
    • 2.4.x versions prior to 2.4.17
    • 2.3.x versions prior to 2.3.24
  • Pivotal Greenplum for Kubernetes is vulnerable in the following releases:
    • All versions prior to 1.6.0
Mitigation

Users of affected versions should apply the following mitigation:

  • The Cloud Foundry security team recommends upgrading BOSH to the affected OSS components listed here if applicable.
  • Upgrade Pivotal products that use earlier versions of CF components to new Pivotal releases using new versions linked above. On the Pivotal 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:
    • Pivotal Operations Manager: 2.6.6, 2.5.12, 2.4.17, 2.3.24
    • Pivotal Greenplum for Kubernetes: 1.6.0
References
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