UBUNTU-CVE-2020-6097

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    UBUNTU-CVE-2020-6097

    Published: 10 Sept 2020Last Modified: 4 Feb 2026
    Upstream:
    CVE-2020-6097
    Aliases:
    USN-6334-1

    Summary:

    Details: An exploitable denial of service vulnerability exists in the atftpd daemon functionality of atftp 0.7.git20120829-3.1+b1. A specially crafted sequence of RRQ-Multicast requests trigger an assert() call resulting in denial-of-service. An attacker can send a sequence of malicious packets to trigger this vulnerability.

    References: https://ubuntu.com/security/CVE-2020-6097, https://talosintelligence.com/vulnerability_reports/TALOS-2020-1029, https://ubuntu.com/security/notices/USN-6334-1, https://www.cve.org/CVERecord?id=CVE-2020-6097

    Affected packages

    Package

    Name: atftp

    Purl: pkg:deb/ubuntu/[email protected]~0.16.04.1+esm1?arch=source&distro=esm-apps/xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0.7.git20120829-3.1~0.16.04.1+esm1

    Affected versions

    0.7.git20120829-2.1
    0.7.git20120829-3.1~0.16.04.1

    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
    UBUNTU-CVE-2020-6097 | CVE-DB