USN-3553-1

    Dashboard / Vulnerabilities / USN-3553-1

    USN-3553-1

    Published: 31 Jan 2018Last Modified: 27 Apr 2026

    Summary: ruby2.3 vulnerabilities

    Details: It was discovered that Ruby failed to validate specification names. An attacker could possibly use a maliciously crafted gem to potentially overwrite any file on the filesystem. (CVE-2017-0901) It was discovered that Ruby was vulnerable to a DNS hijacking vulnerability. An attacker could use this to possibly force the RubyGems client to download and install gems from a server that the attacker controls. (CVE-2017-0902) It was discovered that Ruby incorrectly handled certain YAML files. An attacker could use this to possibly execute arbitrary code. (CVE-2017-0903)

    References: https://ubuntu.com/security/notices/USN-3553-1, https://ubuntu.com/security/CVE-2017-0901, https://ubuntu.com/security/CVE-2017-0902, https://ubuntu.com/security/CVE-2017-0903

    Affected packages

    Package

    Name: ruby2.3

    Purl: pkg:deb/ubuntu/[email protected]~16.04.6?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.3.1-2~16.04.6

    Affected versions

    2.3.0-1
    2.3.0-2
    2.3.0-4ubuntu2
    2.3.0-4ubuntu3
    2.3.0-5ubuntu1
    2.3.1-2~16.04
    2.3.1-2~16.04.2
    2.3.1-2~16.04.4
    2.3.1-2~16.04.5

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High