USN-3996-1

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    USN-3996-1

    Published: 29 May 2019Last Modified: 10 Feb 2026

    Summary: GNU Screen vulnerability

    Details: Kuang-che Wu discovered that GNU Screen improperly handled certain input. An attacker could use this issue to cause GNU Screen to crash, resulting in a denial of service or the execution of arbitrary code.

    References: https://ubuntu.com/security/notices/USN-3996-1, https://ubuntu.com/security/CVE-2015-6806

    Affected packages

    Package

    Name: screen

    Purl: pkg:deb/ubuntu/[email protected]~20120320gitdb59704-9ubuntu0.1~esm1?arch=source&distro=trusty/esm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.1.0~20120320gitdb59704-9ubuntu0.1~esm1

    Affected versions

    4.0.3-14ubuntu10

    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-3996-1 | CVE-DB