CVE-2022-42969

Name: CVE-2022-42969
Creator: NVD / NIST
Published: 2022-10-16T06:15:09.797+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.55%

Last modified Jun 17, 2026

CVE-2022-42969 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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. Note: This has been disputed by multiple third parties as not being reproduceable and they argue this is not a valid vulnerability.. EPSS estimates a 1.55% chance of exploitation in the next 30 days.

Description

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. Note: This has been disputed by multiple third parties as not being reproduceable and they argue this is not a valid vulnerability.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

1.55%

71.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Pytest	Py	<= 1.11.0

References

https://github.com/pytest-dev/py/blob/cb87a83960523a2367d0f19226a73aed4ce4291d/py/_path/svnurl.py#L316Product
https://github.com/pytest-dev/py/issues/287Exploit, Issue Tracking, Third Party Advisory
https://news.ycombinator.com/item?id=34163710Issue Tracking, Third Party Advisory
https://pypi.org/project/pyProduct
https://github.com/pytest-dev/py/blob/cb87a83960523a2367d0f19226a73aed4ce4291d/py/_path/svnurl.py#L316Product
https://github.com/pytest-dev/py/issues/287Exploit, Issue Tracking, Third Party Advisory
https://news.ycombinator.com/item?id=34163710Issue Tracking, Third Party Advisory
https://pypi.org/project/pyProduct

Timeline

Published: Oct 16, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-42969?

How severe is CVE-2022-42969?

CVE-2022-42969 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.55% probability of exploitation in the next 30 days.

How do I fix CVE-2022-42969?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-42969?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST