CVE-2022-42969

Advisory

Py throughout 1.11.0 allows remote attackers to conduct a ReDoS (Regular expression Denial of Service) attack via a Subversion repository with crafted info data, because the InfoSvnCommand argument is mishandled.
https://github.com/pytest-dev/py/issues/287

Affected package

Affected versions

Fixed versions

Vulnerability changelog

The py library through 1.11.0 for Python allows remote attackers to conduct a ReDoS (Regular expression Denial of Service) attack via a Subversion repository with crafted info data, because the InfoSvnCommand argument is mishandled. See CVE-2022-42969.


MISC:https://github.com/pytest-dev/py/blob/cb87a83960523a2367d0f19226a73aed4ce4291d/py/_path/svnurl.py#L316: https://github.com/pytest-dev/py/blob/cb87a83960523a2367d0f19226a73aed4ce4291d/py/_path/svnurl.py#L316
MISC:https://github.com/pytest-dev/py/issues/287: https://github.com/pytest-dev/py/issues/287
MISC:https://pypi.org/project/py: https://pypi.org/project/py

Resources

• https://github.com/pytest-dev/py/blob/cb87a83960523a2367d0f19226a73aed4ce4291d/py/_path/svnurl.py#L3
• https://github.com/pytest-dev/py/issues/287
• https://pypi.org/project/py
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-42969
• https://github.com/pytest-dev/py/blob/cb87a83960523a2367d0f19226a73aed4ce4291d/py/_path/svnurl.py#L316
• https://news.ycombinator.com/item?id=34163710