UBUNTU-CVE-2020-8184

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    UBUNTU-CVE-2020-8184

    Published: 19 Jun 2020Last Modified: 4 Feb 2026
    Upstream:
    CVE-2020-8184

    Summary:

    Details: A reliance on cookies without validation/integrity check security vulnerability exists in rack < 2.2.3, rack < 2.1.4 that makes it is possible for an attacker to forge a secure or host-only cookie prefix.

    References: https://ubuntu.com/security/CVE-2020-8184, https://groups.google.com/g/rubyonrails-security/c/OWtmozPH9Ak, https://hackerone.com/reports/895727, https://ubuntu.com/security/notices/USN-4561-1, https://ubuntu.com/security/notices/USN-4561-2, https://ubuntu.com/security/notices/USN-5253-1, https://www.cve.org/CVERecord?id=CVE-2020-8184

    Affected packages

    Package

    Name: ruby-rack

    Purl: pkg:deb/ubuntu/[email protected]+deb8u3ubuntu1~esm4?arch=source&distro=trusty/esm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.5.2-3+deb8u3ubuntu1~esm4

    Affected versions

    1.5.2-1
    1.5.2-1ubuntu0.1~esm1
    1.5.2-3+deb8u3ubuntu1~esm2
    1.5.2-3+deb8u3ubuntu1~esm3

    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