UBUNTU-CVE-2020-12695

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    UBUNTU-CVE-2020-12695

    Published: 8 Jun 2020Last Modified: 22 Apr 2026
    Upstream:
    CVE-2020-12695
    Aliases:
    USN-4494-1
    USN-4722-1
    USN-4734-1

    Summary:

    Details: The Open Connectivity Foundation UPnP specification before 2020-04-17 does not forbid the acceptance of a subscription request with a delivery URL on a different network segment than the fully qualified event-subscription URL, aka the CallStranger issue.

    References: https://ubuntu.com/security/CVE-2020-12695, https://w1.fi/security/2020-1/, https://w1.fi/security/2020-1/upnp-subscribe-misbehavior-wps-ap.txt, https://www.openwall.com/lists/oss-security/2020/06/08/2, https://ubuntu.com/security/notices/USN-4494-1, https://ubuntu.com/security/notices/USN-4722-1, https://ubuntu.com/security/notices/USN-4734-1, https://ubuntu.com/security/notices/USN-4734-2, https://www.cve.org/CVERecord?id=CVE-2020-12695

    Affected packages

    Package

    Name: wpa

    Purl: pkg:deb/ubuntu/[email protected]+esm3?arch=source&distro=trusty/esm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.1-0ubuntu1.7+esm3

    Affected versions

    1.0-3ubuntu2

    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-2020-12695 | CVE-DB