USN-4846-1

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    USN-4846-1

    Published: 15 Mar 2021Last Modified: 25 Jun 2026

    Summary: yubico-piv-tool vulnerabilities

    Details: It was discovered that libykpiv, a supporting library of the Yubico PIV tool and YubiKey PIV Manager, mishandled specially crafted input. An attacker with a custom-made, malicious USB device could potentially execute arbitrary code on a computer running the Yubico PIV Tool or Yubikey PIV Manager.

    Affected packages

    Package

    Name: yubico-piv-tool

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.0.3-1ubuntu0.1~esm1

    Affected versions

    1.0.1-1
    1.0.3-1

    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