CVE-2016-9015: Improper Certificate Validation

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 of man-in-the-middle and information leakage attacks. Thi...

Hostname Check Bypassing

pyOpenSSL is vulnerable to hostname check bypassing. This is because it does not properly handle hostnames in the certificate that contain null bytes.The string formatting of subjectAltName X509Extension instances incorrectly truncates fields of the name when encountering null bytes, allowing...

NRPE 2.15 - Remote Code Execution

NRPE 2.15 - Remote Code Execution !/usr/bin/python Exploit Title : NRPE http://www.abcompcons.com/files/nrpeclient.py pyOpenSSL Library required http://pyopenssl.sourceforge.net/ root@localhost pip-python install pyOpenSSL NRPE = 2.15 Remote Command Execution Vulnerability Release date: 17.04.201...

NRPE 2.15 Remote Command Execution

!/usr/bin/python Exploit Title : NRPE http://www.abcompcons.com/files/nrpeclient.py pyOpenSSL Library required http://pyopenssl.sourceforge.net/ root@localhost pip-python install pyOpenSSL NRPE = 2.15 Remote Command Execution Vulnerability Release date: 17.04.2014 Discovered by: Dawid Golunski...

openSUSE Security Update : python-pyOpenSSL (openSUSE-SU-2013:1648-1)

update to 0.13.1 fixes the following security issue: NUL byte handling in subjectAltName bnc839107, CVE-2013-4314 CVE-2013-4314 %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from openSUSE Security Update openSUSE-2013-82...

SOL15151 - pyOpenSSL vulnerability CVE-2013-4314

Recommended action None Supplemental Information SOL9970: Subscribing to email notifications regarding F5 products SOL9957: Creating a custom RSS feed to view new and updated documents SOL4602: Overview of the F5 security vulnerability response policy SOL4918: Overview of the F5 critical issue...

CVE-2013-4314

The X509Extension in pyOpenSSL before 0.13.1 does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate...

CVE-2013-4314

The X509Extension in pyOpenSSL before 0.13.1 does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate...

DEBIAN-CVE-2013-4314

The X509Extension in pyOpenSSL before 0.13.1 does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate...

Design/Logic Flaw

The X509Extension in pyOpenSSL before 0.13.1 does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate...

PYSEC-2013-31

The X509Extension in pyOpenSSL before 0.13.1 does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate...

CVE-2013-4314

CVE-2013-4314 affects pyOpenSSL up to, but not including, 0.13.1. The X509Extension code fails to properly handle a NUL byte in a domain name inside the SAN of an X.509 certificate, enabling a MITM attacker to spoof an SSL server via a certificate issued by a trusted CA. Root cause: incorrect han...

CVE-2013-4314

The X509Extension in pyOpenSSL before 0.13.1 does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate...

CVE-2013-4314

The X509Extension in pyOpenSSL before 0.13.1 does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate...

CVE-2013-4314: Improper Input Validation

The X509Extension in pyOpenSSL before 0.13.1 does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate...

Debian DSA-2763-1 : pyopenssl - hostname check bypassing

It was discovered that PyOpenSSL, a Python wrapper around the OpenSSL library, does not properly handle certificates with NULL characters in the Subject Alternative Name field. A remote attacker in the position to obtain a certificate for 'www.foo.org\0.example.com' from a CA that a SSL client...

[SECURITY] [DSA 2763-1] pyopenssl security update

------------------------------------------------------------------------- Debian Security Advisory DSA-2763-1 [email protected] http://www.debian.org/security/ Salvatore Bonaccorso September 24, 2013 http://www.debian.org/security/faq -...

[SECURITY] [DSA 2763-1] pyopenssl security update

------------------------------------------------------------------------- Debian Security Advisory DSA-2763-1 [email protected] http://www.debian.org/security/ Salvatore Bonaccorso September 24, 2013 http://www.debian.org/security/faq -...

Ubuntu 10.04 LTS / 12.04 LTS / 12.10 / 13.04 : pyopenssl vulnerability (USN-1965-1)

It was discovered that pyOpenSSL did not properly handle certificates with NULL characters in the Subject Alternative Name field. An attacker could exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. Note that Tenable Network Securit...

Fedora Update for pyOpenSSL FEDORA-2013-15925

The remote host is missing an update for the SPDX-FileCopyrightText: 2013 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...