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USN-3885-2: OpenSSH vulnerability


Severity

Low

Vendor

Canonical Ubuntu

Versions Affected
  • Canonical Ubuntu 14.04
  • Canonical Ubuntu 16.04
  • Canonical Ubuntu 18.04
Description

USN-3885-1 fixed vulnerabilities in OpenSSH. It was discovered that the fix for CVE-2019-6111 turned out to be incomplete. This update fixes the problem.

Original advisory details: Harry Sintonen discovered multiple issues in the OpenSSH scp utility. If a user or automated system were tricked into connecting to an untrusted server, a remote attacker could possibly use these issues to write to arbitrary files, change directory permissions, and spoof client output.

CVEs contained in this USN include: CVE-2019-6111

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 Application Service
    • 2.4.x versions prior to 2.4.5
    • 2.3.x versions prior to 2.3.9
  • PCF Isolation Segment
    • 2.4.x versions prior to 2.4.5
    • 2.3.x versions prior to 2.3.9
  • Pivotal Operations Manager
    • 2.5.x versions prior to 2.5.3
    • 2.4.x versions prior to 2.4.7
    • 2.3.x versions prior to 2.3.14
    • 2.2.x versions prior to 2.2.21
  • Pivotal Greenplum for Kubernetes
    • All versions prior to 1.2.0
  • Platform Automation for PCF
    • All versions prior to 3.0.4
Mitigation

Users of affected products are strongly encouraged to follow one of the mitigations below. 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 Application Service
    • 2.4.5
    • 2.3.9
  • PCF Isolation Segment
    • 2.4.5
    • 2.3.9
  • Pivotal Operations Manager
    • 2.5.3
    • 2.4.7
    • 2.3.14
    • 2.2.21
  • Pivotal Greenplum for Kubernetes
    • 1.2.0
  • Platform Automation for PCF
    • 3.0.4
References
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