Microsoft Windows Multiple Vulnerabilities (KB4025339)

This host is missing a critical security update according to Microsoft KB4025339 SPDX-FileCopyrightText: 2017 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...

Microsoft Windows Multiple Vulnerabilities (KB4025342)

This host is missing a critical security update according to Microsoft KB4025342 SPDX-FileCopyrightText: 2017 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...

openSUSE Security Update : openvpn (openSUSE-2017-730)

This update for openvpn fixes the following issues : - Some parts of the certificate-parsing code did not always clear all allocated memory. This would have allowed clients to leak a few bytes of memory for each connection attempt, thereby facilitating a quite inefficient DoS attack on the server...

Security update for openvpn (important)

This update for openvpn fixes the following issues: - Some parts of the certificate-parsing code did not always clear all allocated memory. This would have allowed clients to leak a few bytes of memory for each connection attempt, thereby facilitating a quite inefficient DoS attack on the server...

Debian DLA-999-1 : openvpn security update

It was discovered that there were multiple out-of-bounds memory read vulnerabilities in openvpn, a popular virtual private network VPN daemon. If clients used a HTTP proxy with NTLM authentication, a man-in-the-middle attacker could cause the client to crash or disclose at most 96 bytes of stack...

USN-3339-1: OpenVPN vulnerabilities

Karthikeyan Bhargavan and Gaëtan Leurent discovered that 64-bit block ciphers are vulnerable to a birthday attack. A remote attacker could possibly use this issue to recover cleartext data. Fixing this issue requires a configuration change to switch to a different cipher. This update adds a warni...

SUSE SLED12 / SLES12 Security Update : openvpn (SUSE-SU-2017:1635-1)

This update for openvpn fixes the following issues : - Some parts of the certificate-parsing code did not always clear all allocated memory. This would have allowed clients to leak a few bytes of memory for each connection attempt, thereby facilitating a quite inefficient DoS attack on the server...

EulerOS 2.0 SP2 : java-1.7.0-openjdk (EulerOS-SA-2017-1099)

According to the versions of the java-1.7.0-openjdk packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - An untrusted library search path flaw was found in the JCE component of OpenJDK. A local attacker could possibly use this flaw to...

SUSE-SU-2017:1444-1 Security update for java-1_6_0-ibm

This update for java-160-ibm fixes the following issues: - CVE-2016-9840: zlib: Out-of-bounds pointer arithmetic in inftrees.c - CVE-2016-9841: zlib: Out-of-bounds pointer arithmetic in inffast.c - CVE-2016-9842: zlib: Undefined left shift of negative number - CVE-2016-9843: zlib: Big-endian...

How to Disable Single Sign-On in NetScaler

This article describes how to disable Single Sign-On in NetScaler. Background In XenMobile, in some use cases the app may want to perform NTLM authentication of a user that was not used during enrollment. In such situation, the app uses Full Tunnel mode and so would like to send the credentials...

CentOS 6 / 7 : java-1.7.0-openjdk (CESA-2017:1204)

An update for java-1.7.0-openjdk is now available for Red Hat Enterprise Linux 6 and Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, i...

EulerOS 2.0 SP1 : java-1.8.0-openjdk (EulerOS-SA-2017-1073)

According to the versions of the java-1.8.0-openjdk packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - An untrusted library search path flaw was found in the JCE component of OpenJDK. A local attacker could possibly use this flaw to...

MS16-075 Windows SMB Server Elevation of Privilege Vulnerability (CVE-2016-3225)

Overview As we mentioned a number of times throughout our talk, this work is derived directly from James Forshaw’s BlackHat talk and Google Project Zero research. I highly recommend reviewing both of these resources to anyone interested in pursuing this topic. The idea behind this vulnerability i...

OpenJDK: improper re-use of NTLM authenticated connections (Networking, 8163520)

It was discovered that the HTTP client implementation in the Networking component of OpenJDK could cache and re-use an NTLM authenticated connection in a different security context. A remote attacker could possibly use this flaw to make a Java application perform HTTP requests authenticated with...

OpenJDK: improper re-use of NTLM authenticated connections (Networking, 8163520)

It was discovered that the HTTP client implementation in the Networking component of OpenJDK could cache and re-use an NTLM authenticated connection in a different security context. A remote attacker could possibly use this flaw to make a Java application perform HTTP requests authenticated with...

cURL/libcurl 7.x < 7.47.0 Multiple Vulnerabilities

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MS16-110: Description of the security update for Windows: September 13, 2016

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MS16-111: Description of the security update for Windows Kernel: September 13, 2016

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CVE-2016-3237

CVE-2016-3237 is a Kerberos authentication bypass in multiple Windows versions where domain password changes may fall back to NTLM, enabling MITM style bypass of authentication. Affected: Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold/R...

NTLM Authentication on NetScaler

With the release of NetScaler 11 build 64.34, the requirements and configuration for NTLM authentication have changed. It is a common use case to authenticate using Kerberos when users are internal on the network but for external users who cannot reach Active Directory, we fallback to NTLM. The...