Vulnerability in Python Setuptools
CVE-2022-40897
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_i…
Vulnerability class: ReDoS (Regular Expression Denial of Service)
EPSS: 0.026 (83.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Python Setuptools
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Technical Description, Exploit, Patch, Vendor Advisory)
- cve@mitre.org (Patch, Third Party Advisory)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Third Party Advisory, Release Notes)
- cve@mitre.org
- cve@mitre.org (vendor-advisory)
- cve@mitre.org (vendor-advisory)
- cve@mitre.org
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2022-40897?
- CVE-2022-40897 is a medium-severity vulnerability in Python Setuptools, classified under Inefficient Regular Expression Complexity. CVSS score: 5.9/10. Published 2022-12-23.
- How severe is CVE-2022-40897?
- Medium severity. CVSS v3 base score is 5.9 out of 10.
- Is CVE-2022-40897 known to be exploited?
- 30 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.