Linux: Install iptables

Iptables is used to set up, maintain, and inspect the tables of IP packet filter rules in the Linux kernel. SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier:...

OSSEC-HIDS syscheck Message Denial of Service Vulnerability

OSSEC-HIDS is an open source intrusion detection tool. OSSEC-HIDS log analysis component processing syscheck formatted messages has a security vulnerability that allows remote attackers to exploit the vulnerability to submit a special request that can be used for denial-of-service attacks...

UBUNTU-CVE-2012-3462

A flaw was found in SSSD version 1.9.0. The SSSD's access-provider logic causes the result of the HBAC rule processing to be ignored in the event that the access-provider is also handling the setup of the user's SELinux user context...

Microsoft Edge Chakra Scripting Engine CVE-2019-1427 Remote Memory Corruption Vulnerability

Description Microsoft Edge is prone to a remote memory-corruption vulnerability. Attackers can exploit this issue to execute arbitrary code in the context of the currently logged-in user. Failed attacks will cause denial of service conditions. Technologies Affected Microsoft ChakraCore Microsoft...

Skadi - Collect, Process, And Hunt With Host Based Data From MacOS, Windows, And Linux

pronounced “SKAH-Dee”: similar to Scotty but with a d sound is a giantess and goddess of hunting in Norse mythology Purpose Skadi is a free, open source collection of tools that enables the collection, processing and advanced analysis of forensic artifacts and images. It works on MacOS, Windows,...

Thoughts on OSSEC Con 2019

Last week I attended my first OSSEC conference. I first blogged about OSSEC in 2007, and wrote other posts about it in the following years. OSSEC is a host-based intrusion detection and log analysis system with correlation and active response features. It is cross-platform, such that I can run it...

Microsoft Windows Firewall: Private: Inbound connections

This setting determines the behavior for inbound connections that do not match an inbound firewall rule. SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier:...

Microsoft Windows Firewall: Private: Outbound connections

This setting determines the behavior for outbound connections that do not match an outbound firewall rule. SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier:...

Top-5 stupid security mistakes in web apps

In this blog entry, I will summarize some commonly overlooked issues which have been affecting many web projects for the last 5 years. All of them are obvious and super predictable and could be used be script kiddies as well as by fully automated scanners and internal security checks. Let’s go! 1...

CVE-2017-2310: Undefined Security Weakness

A firewall bypass vulnerability in the host based firewall of Juniper Networks Junos Space versions prior to 16.1R1 may permit certain crafted packets, representing a network integrity risk...

PT-2017-15343

Name of the Vulnerable Software and Affected Versions Junos Space versions prior to 16.1R1 Description A firewall bypass issue in the host-based firewall may allow certain crafted packets to bypass security, posing a risk to network integrity. Recommendations For versions prior to 16.1R1, update ...

MyBB < 1.8.8 Multiple Vulnerabilities

Binary data 9777.prm...

WordPress < 4.4.2 Multiple Vulnerabilities

According to its self-reported version number, the WordPress application running on the remote web server is prior to 4.4.2. It is, therefore, affected by the following vulnerabilities : - A cross-site redirection vulnerability exists due to a failure by the application to validate certain input...

VMware vCenter Multiple Vulnerabilities (VMSA-2015-0008)

The VMware vCenter Server installed on the remote host is affected by the following vulnerabilities : - An XML external entity XXE injection flaw exists in Flex BlazeDS in the file flex-messaging-core.jar due to an incorrectly configured XML parser accepting XML external entities from untrusted...

[SECURITY] Fedora 23 Update: sudo-1.8.15-1.fc23

Sudo superuser do allows a system administrator to give certain users or groups of users the ability to run some or all commands as root while logging all commands and arguments. Sudo operates on a per-command basis. It is not a replacement for the shell. Features include: the ability to restrict...

Windows Post Kill Antivirus and Hips

This module attempts to locate and terminate any processes that are identified as being Antivirus or Host-based IPS related. This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'Windows Post Kill...

Open-Source Host-Based Intrusion Detection System: OSSEC

OSSEC is a platform to monitor and control your systems. It mixes together all the aspects of HIDS host-based intrusion detection, log monitoring, and Security Incident Management SIM/Security Information and Event Management SIEM together in a simple, powerful, and open source solution. Key...

Silex USB Device Server Web Configuration Page Empty Password

The Web Configuration Page of the remote Silex USB Device Server uses an empty password to manage the device. Knowing this, an attacker with access to the web server can gain administrative access to the device. Note that the device's Web Configuration Page uses host-based authentication. If a...

CVE-2013-1417

dotgsreq.c in the Key Distribution Center KDC in MIT Kerberos 5 aka krb5 1.11 before 1.11.4, when a single-component realm name is used, allows remote authenticated users to cause a denial of service daemon crash via a TGS-REQ request that triggers an attempted cross-realm referral for a host-bas...

UBUNTU-CVE-2013-1417

dotgsreq.c in the Key Distribution Center KDC in MIT Kerberos 5 aka krb5 1.11 before 1.11.4, when a single-component realm name is used, allows remote authenticated users to cause a denial of service daemon crash via a TGS-REQ request that triggers an attempted cross-realm referral for a host-bas...