logo
DATABASE RESOURCES PRICING ABOUT US

USN-4882-1: Ruby vulnerabilities | Cloud Foundry

Description

## Severity Medium ## Vendor Canonical Ubuntu ## Versions Affected * Canonical Ubuntu 18.04 ## Description It was discovered that the Ruby JSON gem incorrectly handled certain JSON files. If a user or automated system were tricked into parsing a specially crafted JSON file, a remote attacker could use this issue to execute arbitrary code. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2020-10663) It was discovered that Ruby incorrectly handled certain socket memory operations. A remote attacker could possibly use this issue to obtain sensitive information. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-10933) It was discovered that Ruby incorrectly handled certain transfer-encoding headers when using Webrick. A remote attacker could possibly use this issue to bypass a reverse proxy. (CVE-2020-25613) CVEs contained in this USN include: CVE-2020-10663, CVE-2020-10933, CVE-2020-25613. ## Affected Cloud Foundry Products and Versions _Severity is medium unless otherwise noted._ * cflinuxfs3 * All versions prior to 0.231.0 * CF Deployment * All versions prior to 16.11.0 ## 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 0.231.0 or greater * CF Deployment * Upgrade all versions to 16.11.0 or greater ## References * [USN Notice](<https://usn.ubuntu.com/4882-1/>) * [CVE-2020-10663](<https://people.canonical.com/~ubuntu-security/cve/CVE-2020-10663>) * [CVE-2020-10933](<https://people.canonical.com/~ubuntu-security/cve/CVE-2020-10933>) * [CVE-2020-25613](<https://people.canonical.com/~ubuntu-security/cve/CVE-2020-25613>) ## History 2021-04-14: Initial vulnerability report published.


Affected Software


CPE Name Name Version
cflinuxfs3 0.231.0
cf deployment 16.11.0

Related