USN-4794-1

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    USN-4794-1

    Published: 15 Mar 2021Last Modified: 25 Jun 2026

    Summary: libupnp vulnerabilities

    Details: Matthew Garrett discovered that libupnp mishandled POST requests by default. An attacker could use this vulnerability to write files to arbitrary locations in the victim's filesystem, possibly as root. (CVE-2016-6255) It was discovered that libupnp mishandled certain input. A remote attacker could use this vulnerability to cause a denial of service (crash) or possibly execute arbitrary code. (CVE-2016-8863)

    References: https://ubuntu.com/security/notices/USN-4794-1, https://ubuntu.com/security/CVE-2016-6255, https://ubuntu.com/security/CVE-2016-8863

    Affected packages

    Package

    Name: libupnp

    Purl: pkg:deb/ubuntu/libupnp?arch=source&distro=esm-apps%2Fxenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:1.6.19+git20160116-1ubuntu0.1~esm1

    Affected versions

    1:1.6.19+git20141001-1
    1:1.6.19+git20141001-1ubuntu1
    1:1.6.19+git20160116-1

    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