Severity
Low
Vendor
Canonical Ubuntu
Versions Affected
- Canonical Ubuntu 16.04
- Canonical Ubuntu 18.04
Description
It was discovered that Vim incorrectly handled permissions on the .swp file. A local attacker could possibly use this issue to obtain sensitive information. This issue only affected Ubuntu 16.04 LTS. (CVE-2017-17087)
It was discovered that Vim incorrectly handled restricted mode. A local attacker could possibly use this issue to bypass restricted mode and execute arbitrary commands. Note: This update only makes executing shell commands more difficult. Restricted mode should not be considered a complete security measure. (CVE-2019-20807)
CVEs contained in this USN include: CVE-2017-17087, CVE-2019-20807.
Affected Cloud Foundry Products and Versions
Severity is low unless otherwise noted.
- cflinuxfs3
- All versions prior to 0.209.0
- Xenial Stemcells
- 315.x versions prior to 315.198
- 456.x versions prior to 456.125
- 621.x versions prior to 621.89
- All other stemcells not listed.
- CF Deployment
- All versions prior to 14.0.0
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 0.209.0 or greater
- Xenial Stemcells
- Upgrade 315.x versions to 315.198 or greater
- Upgrade 456.x versions to 456.125 or greater
- Upgrade 621.x versions to 621.89 or greater
- All other stemcells should be upgraded to the latest version available on bosh.io.
- CF Deployment
- Upgrade All versions to 14.0.0 or greater
References
History
2020-11-20: Initial vulnerability report published.
