USN-4803-1

    Dashboard / Vulnerabilities / USN-4803-1

    USN-4803-1

    Published: 15 Mar 2021Last Modified: 29 Jun 2026

    Summary: gifsicle vulnerabilities

    Details: It was discovered that Gifsicle did not properly handle certain input. If a user were tricked into opening a malicious GIF, an attacker could potentially execute arbitrary code.

    References: https://ubuntu.com/security/notices/USN-4803-1, https://ubuntu.com/security/CVE-2017-18120, https://ubuntu.com/security/CVE-2017-1000421

    Affected packages

    Package

    Name: gifsicle

    Purl: pkg:deb/ubuntu/gifsicle?arch=source&distro=trusty%2Fesm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.78-1ubuntu0.1~esm1

    Affected versions

    1.71-1

    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