CVE-2022-40897

MEDIUM

Python Packaging Authority (PyPA) setuptools <65.5.1 - DoS

Title source: llm

Description

Python Packaging Authority (PyPA) setuptools before 65.5.1 allows remote attackers to cause a denial of service via HTML in a crafted package or custom PackageIndex page. There is a Regular Expression Denial of Service (ReDoS) in package_index.py.

References (10)

[Mailing List] https://lists.debian.org/debian-lts-announce/2024/09/msg00018.html

[Third Party Advisory] https://github.com/pypa/setuptools/blob/fe8a98e696241487ba6ac9f91faa38ade939ec5d/setuptools/package_index.py#L200

[Patch, Third Party Advisory] https://github.com/pypa/setuptools/commit/43a9c9bfa6aa626ec2a22540bea28d2ca77964be

View Patch ZIP pw:eip

[Release Notes, Third Party Advisory] https://github.com/pypa/setuptools/compare/v65.5.0...v65.5.1

[Exploit, Patch, Technical Description, Vendor Advisory] https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages/

[Third Party Advisory] https://pyup.io/vulnerabilities/CVE-2022-40897/52495/

[Vendor Advisory] https://security.netapp.com/advisory/ntap-20230214-0001/

[Vendor Advisory] https://security.netapp.com/advisory/ntap-20240621-0006/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YNA2BAH2ACBZ4TVJZKFLCR7L23BG5C3H/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ADES3NLOE5QJKBLGNZNI2RGVOSQXA37R/

Scores

CVSS v3 5.9

EPSS 0.0051

EPSS Percentile 66.6%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-1333

Status published

Products (2)

pypi/setuptools 0 - 65.5.1PyPI

python/setuptools < 65.5.1

Published Dec 23, 2022

Tracked Since Feb 18, 2026