Description
The ssl.match_hostname function in CPython (aka Python) before 2.7.9 and 3.x before 3.3.3 does not properly handle wildcards in hostnames, which might allow man-in-the-middle attackers to spoof servers via a crafted certificate.
Published: 2016-06-07
Score: 5.9 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2013-7204 The ssl.match_hostname function in CPython (aka Python) before 2.7.9 and 3.x before 3.3.3 does not properly handle wildcards in hostnames, which might allow man-in-the-middle attackers to spoof servers via a crafted certificate.
History

Sun, 13 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00557}

epss

{'score': 0.00345}


Subscriptions

Python Python
Redhat Rhel Software Collections Satellite Satellite Capsule
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T18:09:16.919Z

Reserved: 2015-05-19T00:00:00.000Z

Link: CVE-2013-7440

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2016-06-07T18:59:00.120

Modified: 2026-05-06T22:30:45.220

Link: CVE-2013-7440

cve-icon Redhat

Severity : Low

Publid Date: 2013-08-12T00:00:00Z

Links: CVE-2013-7440 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses