USN-4466-1

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    USN-4466-1

    Published: 19 Aug 2020Last Modified: 22 Apr 2026

    Summary: curl vulnerability

    Details: Marc Aldorasi discovered that curl incorrectly handled the libcurl CURLOPT_CONNECT_ONLY option. This could result in data being sent to the wrong destination, possibly exposing sensitive information.

    References: https://ubuntu.com/security/notices/USN-4466-1, https://ubuntu.com/security/CVE-2020-8231

    Affected packages

    Package

    Name: curl

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -7.47.0-1ubuntu2.16

    Affected versions

    7.43.0-1ubuntu2

    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
    USN-4466-1 | CVE-DB