Severity

Medium

Vendor

Canonical Ubuntu

Versions Affected

• Canonical Ubuntu 14.04

Description

It was discovered that Patch incorrectly handled certain files. An attacker could possibly use this to cause a denial of service. (CVE-2016-10713)

It was discovered that Patch incorrectly handled certain input validation. An attacker could possibly use this to execute arbitrary code. (CVE-2018-1000156)

It was discovered that Patch incorrectly handled certain inputs. An attacker could possibly use this to cause a denial of service. (CVE-2018-6951)

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

• Cloud Foundry BOSH stemcells are vulnerable, including:
  • 3363.x versions prior to 3363.60
  • 3421.x versions prior to 3421.56
  • 3445.x versions prior to 3445.42
  • 3468.x versions prior to 3468.41
  • 3541.x versions prior to 3541.24
  • 3586.x versions prior to 3586.5
  • All other stemcells not listed.
• All versions of Cloud Foundry cflinuxfs2 prior to 1.199.0

Mitigation

OSS users are strongly encouraged to follow one of the mitigations below:

• The Cloud Foundry project recommends upgrading the following BOSH stemcells:
  • Upgrade 3363.x versions to 3363.60
  • Upgrade 3421.x versions to 3421.56
  • Upgrade 3445.x versions to 3445.42
  • Upgrade 3468.x versions to 3468.41
  • Upgrade 3541.x versions to 3541.24
  • Upgrade 3586.x versions to 3586.5
  • All other stemcells should be upgraded to the latest version available on bosh.io.
• The Cloud Foundry project recommends that Cloud Foundry deployments run with cflinuxfs2 version 1.199.0 or later.

References

• USN-3624-1
• CVE-2016-10713
• CVE-2018-1000156
• CVE-2018-6951