Vulnerability in Python Urllib3
CVE-2016-9015
Versions 1.17 and 1.18 of the Python urllib3 library suffer from a vulnerability that can cause them, in certain configurations, to not correctly validate TLS certificates. This places users of the library with those configurations at risk…
Vulnerability class: Improper Certificate Validation
EPSS: 0.000 (11.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Python Urllib3 — versions 1.17, 1.18
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- 93941 (Third Party Advisory, VDB Entry, vdb-entry, x_refsource_BID)
- [oss-security] 20161027 CVE-2016-9015: Python urllib3 1.17 and 1.18 certificate verification failure (mailing-list, x_refsource_MLIST, Mailing List, Mitigation)
Frequently asked questions
- What is CVE-2016-9015?
- CVE-2016-9015 is a low-severity vulnerability in Python Urllib3, classified under Improper Certificate Validation. CVSS score: 3.7/10. Published 2017-01-11.
- How severe is CVE-2016-9015?
- Low severity. CVSS v3 base score is 3.7 out of 10.
- Is CVE-2016-9015 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.