UBUNTU-CVE-2023-27530

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    UBUNTU-CVE-2023-27530

    Published: 10 Mar 2023Last Modified: 17 Apr 2026
    Upstream:
    CVE-2023-27530

    Summary:

    Details: A DoS vulnerability exists in Rack <v3.0.4.2, <v2.2.6.3, <v2.1.4.3 and <v2.0.9.3 within in the Multipart MIME parsing code in which could allow an attacker to craft requests that can be abuse to cause multipart parsing to take longer than expected.

    References: https://ubuntu.com/security/CVE-2023-27530, https://discuss.rubyonrails.org/t/cve-2023-27530-possible-dos-vulnerability-in-multipart-mime-parsing/82388, https://www.cve.org/CVERecord?id=CVE-2023-27530, https://ubuntu.com/security/notices/USN-6837-1, https://ubuntu.com/security/notices/USN-6905-1, https://ubuntu.com/security/notices/USN-7036-1

    Affected packages

    Package

    Name: ruby-rack

    Purl: pkg:deb/ubuntu/[email protected]+deb8u3ubuntu1~esm11?arch=source&distro=esm-infra-legacy/trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    1.5.2-1
    1.5.2-1ubuntu0.1~esm1
    1.5.2-3+deb8u3ubuntu1~esm2
    1.5.2-3+deb8u3ubuntu1~esm3
    1.5.2-3+deb8u3ubuntu1~esm4
    1.5.2-3+deb8u3ubuntu1~esm6
    1.5.2-3+deb8u3ubuntu1~esm7
    1.5.2-3+deb8u3ubuntu1~esm8
    1.5.2-3+deb8u3ubuntu1~esm9
    1.5.2-3+deb8u3ubuntu1~esm10
    1.5.2-3+deb8u3ubuntu1~esm11

    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
    UBUNTU-CVE-2023-27530 | CVE-DB