CVE-2022-40897
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of service disruption.
- Exploit odds
- 2.6% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 2.6% in the next 30 days (EPSS).
- Severity: 5.9 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 2.6% · EPSS, next 30 days
- Weakness
- CWE-1333
- Record status
- Modified
Affected
- Python Setuptools < 65.5.1
Attack profile CVSS 3.1 · 5.9
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2022-40897.md and follow it. Check whether this project is affected by CVE-2022-40897. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/pypa/setuptools/commit/43a9c9bfa6aa626ec2a22540bea28d2ca77964be
- https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages/
- https://github.com/pypa/setuptools/commit/43a9c9bfa6aa626ec2a22540bea28d2ca77964be
- https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages/
References
- https://github.com/pypa/setuptools/blob/fe8a98e696241487ba6ac9f91faa38ade939ec5d/setuptools/package_index.py#L200
- https://github.com/pypa/setuptools/commit/43a9c9bfa6aa626ec2a22540bea28d2ca77964be
- https://github.com/pypa/setuptools/compare/v65.5.0...v65.5.1
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ADES3NLOE5QJKBLGNZNI2RGVOSQXA37R/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YNA2BAH2ACBZ4TVJZKFLCR7L23BG5C3H/
- https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages/
- https://pyup.io/vulnerabilities/CVE-2022-40897/52495/
- https://security.netapp.com/advisory/ntap-20230214-0001/
- https://security.netapp.com/advisory/ntap-20240621-0006/
- https://github.com/pypa/setuptools/blob/fe8a98e696241487ba6ac9f91faa38ade939ec5d/setuptools/package_index.py#L200
- https://github.com/pypa/setuptools/commit/43a9c9bfa6aa626ec2a22540bea28d2ca77964be
- https://github.com/pypa/setuptools/compare/v65.5.0...v65.5.1
- https://lists.debian.org/debian-lts-announce/2024/09/msg00018.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ADES3NLOE5QJKBLGNZNI2RGVOSQXA37R/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YNA2BAH2ACBZ4TVJZKFLCR7L23BG5C3H/
- https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages/
- https://pyup.io/vulnerabilities/CVE-2022-40897/52495/
- https://security.netapp.com/advisory/ntap-20230214-0001/
- https://security.netapp.com/advisory/ntap-20240621-0006/