Severity
Medium
Vendor
Canonical Ubuntu
Versions Affected
- Canonical Ubuntu 14.04
- Canonical Ubuntu 16.04
- Canonical Ubuntu 18.04
Description
It was discovered that Python documentation had a misleading information. A security issue could be possibly caused by wrong assumptions of this information. This issue only affected Ubuntu 12.04 ESM, Ubuntu 14.04 ESM, Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2019-17514)
It was discovered that Python incorrectly handled certain TAR archives. An attacker could possibly use this issue to cause a denial of service. (CVE-2019-20907)
It was discovered that incorrectly handled certain ZIP files. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 12.04 ESM, Ubuntu 14.04 ESM, Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2019-9674)
It was discovered that Python incorrectly handled certain IP values. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 ESM, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-14422)
CVEs contained in this USN include: CVE-2019-20907, CVE-2019-9674, CVE-2019-17514, CVE-2020-14422.
Affected Cloud Foundry Products and Versions
Severity is medium unless otherwise noted.
- cflinuxfs3
- All versions prior to 0.200.0
- Xenial Stemcells
- 170.x versions prior to 170.223
- 250.x versions prior to 250.202
- 315.x versions prior to 315.189
- 456.x versions prior to 456.116
- 621.x versions prior to 621.78
- All other stemcells not listed.
- CF Deployment
- All versions prior to v13.9.0
Mitigation
Users of affected products are strongly encouraged to follow the mitigations below. The Cloud Foundry project recommends upgrading the following releases:
- cflinuxfs3
- Upgrade All versions to 0.200.0 or greater
- Xenial Stemcells
- Upgrade 170.x versions to 170.223 or greater
- Upgrade 250.x versions to 250.202 or greater
- Upgrade 315.x versions to 315.189 or greater
- Upgrade 456.x versions to 456.116 or greater
- Upgrade 621.x versions to 621.78 or greater
- All other stemcells should be upgraded to the latest version available on bosh.io.
- CF Deployment
- Upgrade All versions to v13.9.0 or greater
History
2020-08-27: Initial vulnerability report published.
