Vulnerability in Python Software Foundation Cpython
CVE-2023-6597
An issue was found in the CPython `tempfile.TemporaryDirectory` class affecting versions 3.12.1, 3.11.7, 3.10.13, 3.9.18, and 3.8.18 and prior. The tempfile.TemporaryDirectory class would dereference symlinks during cleanup of permissions-related errors. This means users which can run privileged programs are potentially able to modify permissions of files referenced by symlinks in some circumstances.
EPSS: 0.003 (23.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N.
Affected products
- Python Software Foundation Cpython — versions 0, 3.9.0, 3.10.0
Public proof-of-concept exploits
References
- cna@python.org (patch)
- cna@python.org (patch)
- cna@python.org (patch)
- cna@python.org (patch)
- cna@python.org (patch)
- cna@python.org (patch)
- cna@python.org (issue-tracking)
- cna@python.org (vendor-advisory)
- cna@python.org
- cna@python.org
Frequently asked questions
- What is CVE-2023-6597?
- CVE-2023-6597 is a high-severity vulnerability in Python Software Foundation Cpython. CVSS score: 7.8/10. Published 2024-03-19.
- How severe is CVE-2023-6597?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2023-6597 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.