CVE-2013-7440
- Source
- https://cve.org/CVERecord?id=CVE-2013-7440
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2013-7440.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2013-7440
- Aliases
- Downstream
- Related
- Withdrawn
- 2026-01-27T04:12:22.077937Z
- Published
- 2016-06-07T18:59:00Z
- Modified
- 2026-01-27T04:12:22.077937Z
- Severity
-
- 5.9 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
- Summary
- [none]
- Details
-
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.
- References
-
- https://access.redhat.com/errata/RHSA-2016:1166
- https://bugzilla.redhat.com/show_bug.cgi?id=1224999
- http://seclists.org/oss-sec/2015/q2/483
- http://seclists.org/oss-sec/2015/q2/523
- http://www.securityfocus.com/bid/74707
- https://bugs.python.org/issue17997
- https://hg.python.org/cpython/rev/10d0edadbcdd