CVE-2021-22204

    Dashboard / Vulnerabilities / CVE-2021-22204

    CVE-2021-22204

    Published: 23 Apr 2021Last Modified: 7 Aug 2026

    Summary:

    Details: Improper neutralization of user data in the DjVu file format in ExifTool versions 7.44 and up allows arbitrary code execution when parsing the malicious image

    References: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22204, http://www.openwall.com/lists/oss-security/2021/05/09/1, http://www.openwall.com/lists/oss-security/2021/05/10/5, https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22204.json, https://lists.debian.org/debian-lts-announce/2021/05/msg00018.html, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DDKDLJLBTBBR66OOPXSXCG2PQRM5KCZL/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F6UOBPU3LSHAPRRJNISNVXZ5DSUIALLV/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U4RF6PJCJ6NQOVJJJF6HN6BORUQVIXY6/, https://www.debian.org/security/2021/dsa-4910, https://hackerone.com/reports/1154542, https://github.com/exiftool/exiftool/commit/cf0f4e7dcd024ca99615bfd1102a841a25dde031#diff-fa0d652d10dbcd246e6b1df16c1e992931d3bb717a7e36157596b76bdadb3800, http://packetstormsecurity.com/files/162558/ExifTool-DjVu-ANT-Perl-Injection.html, http://packetstormsecurity.com/files/164768/GitLab-Unauthenticated-Remote-ExifTool-Command-Injection.html, http://packetstormsecurity.com/files/164994/GitLab-13.10.2-Remote-Code-Execution.html, http://packetstormsecurity.com/files/167038/ExifTool-12.23-Arbitrary-Code-Execution.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -cf0f4e7dcd024ca99615bfd1102a841a25dde031

    Affected versions

    12.23

    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
    CVE-2021-22204 | CVE-DB