PT-2016-3478 · Python+2 · Python+2

Published 2015-06-22 · Updated 2016-11-28 · CVE-2013-7440

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Medium

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions Python versions prior to 2.7.9 Python versions 3.x prior to 3.3.3

Description The issue arises from improper handling of wildcards in hostnames by the ssl.match hostname function, potentially allowing man-in-the-middle attackers to spoof servers via a crafted certificate.

Recommendations For versions prior to 2.7.9, update to version 2.7.9 or later. For versions 3.x prior to 3.3.3, update to version 3.3.3 or later.

Exploit

Fix

Weakness Enumeration

CWE-19

Related Identifiers

ALT-PU-2015-1995

ALT-PU-2016-1294

CVE-2013-7440

PSF-2016-1

RHSA-2016:1166

SUSE-SU-2015:1298-1

SUSE-SU-2015:1651-1

SUSE-SU-2015_1298-1

SUSE-SU-2015_1651-1

Affected Products

Alt Linux

Python

Suse

References · 51

• 🔥 https://github.com/bunseokbot/CVE-2016-5699-poc · Exploit
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-7040 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2013-7440 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4650 · Security Note
• https://access.redhat.com/errata/RHSA-2016:1166 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4616 · Security Note
• https://errata.altlinux.org/ALT-PU-2015-1995 · Vendor Advisory
• https://errata.altlinux.org/ALT-PU-2016-1294 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2015:1651-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2015-00666 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2013-7440 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-2099 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-1753 · Security Note
• https://osv.dev/vulnerability/CVE-2013-7440 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-2667 · Security Note