PYSEC-2019-105

    Dashboard / Vulnerabilities / PYSEC-2019-105

    PYSEC-2019-105

    Published: 10 Dec 2019Last Modified: 10 Jun 2026

    Summary:

    Details: The modoboa-dmarc plugin 1.1.0 for Modoboa is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this to perform a denial of service against the DMARC reporting functionality, such as by referencing the /dev/random file within XML documents that are emailed to the address in the rua field of the DMARC records of a domain.

    References: https://github.com/modoboa/modoboa-dmarc/issues/38, https://github.com/advisories/GHSA-vc42-mgr2-w34r

    Affected packages

    Package

    Name: modoboa-dmarc

    Purl: pkg:pypi/modoboa-dmarc

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.2.0

    Affected versions

    0.1.0
    0.1.1

    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
    PYSEC-2019-105 | CVE-DB