USN-4820-1

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    USN-4820-1

    Published: 15 Mar 2021Last Modified: 25 Jun 2026

    Summary: s-nail vulnerability

    Details: It was discovered that S-nail incorrectly handled paths. An attacker could possible use this issue to write arbitrary files and escalate privileges.

    References: https://ubuntu.com/security/notices/USN-4820-1, https://ubuntu.com/security/CVE-2017-5899

    Affected packages

    Package

    Name: s-nail

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -14.8.6-1ubuntu0.1~esm1

    Affected versions

    14.8.5-1
    14.8.5-2
    14.8.5-3
    14.8.5-4
    14.8.5-5
    14.8.6-1

    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
    USN-4820-1 | CVE-DB