USN-5048-2

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    USN-5048-2

    Published: 20 Aug 2021Last Modified: 25 Jun 2026

    Summary: inetutils vulnerability

    Details: USN-5048-1 fixed a vulnerability in Inetutils for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. This update provides the corresponding fixes for Ubuntu 16.04 ESM. Original advisory details: It was discovered that Inetutils telnet server allows remote attackers to execute arbitrary code via short writes or urgent data. An attacker could use this vulnerability to cause a DoS or possibly execute arbitrary code.

    References: https://ubuntu.com/security/notices/USN-5048-2, https://ubuntu.com/security/CVE-2020-10188

    Affected packages

    Package

    Name: inetutils

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2:1.9.4-1ubuntu0.1~esm1

    Affected versions

    2:1.9.4-1
    2:1.9.4-1build1

    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-5048-2 | CVE-DB