CVE-2013-7440

python: wildcard matching rules do not follow RFC 6125

Published Jun 7, 2016 CVSS 3.0 · 5.9 Medium EPSS 1.9% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

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
Type Values Removed Values Added
Metrics epss

{'score': 0.00557}

epss

{'score': 0.00345}

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 6, 2024, 6:09 PM
Reserved
May 19, 2015, 12:00 AM
Status
Modified
Published
Jun 7, 2016, 6:59 PM
Modified
Jun 17, 2026, 12:01 AM
Severity
Low
Public date
Aug 12, 2013, 12:00 AM