Almost all the organizations use emails to transfer their confidential files. When we talk about email based file transfer, there are risks involved. In security we usually mention the phrase, “points of compromise”. These points of compromise are where an attack can occur and if successful, can cause serious damage. The following graphic illustrates different …
For a while now we noticed that there have been many attacks on our website. We think that it is time to post the IP addresses in the form of an IP Black list. This might help other organizations, ban the IP addresses, before the cyber criminals can attack. The following list comprises of the …
Corona pandemic, code name: Covid-19 caused by the virus SARS-CoV-2 is this century’s first pandemic, and hopefully the last, has caused problems in almost every industry. There has been a paradigm shift on a massive scale. As the governments, shutdown their countries in order to fight with the crisis, all the organizations are requested by …
How to keep yourself safe on the internet, during the Corona crisis Read More »
In the past few years I have done several web application firewall assessments and have been very successful in bypassing them. So, thought to share some of the things that I learnt. Let me just clarify what this post is NOT about: This post is not about, how to detect web application firewall (WAFs) on …
Well, it’s just another post discussing sql injection but from defensive perspective. We all know how dangerous sql injection can be, so how do we prevent it from happening ? There are multiple ways:- 1- Whitelisting 2- Stored Procedure (Not So Safe which we will look into in another post) 3- Prepared Statements / Paramterized …
Hi folks, i have recently started to look into vulnerabilities from development aspect and it’s quite interesting to write a vulnerable code and then fix it. In this post we are going to look at a simple command injection vulnerability and how to fix it. Before we start i would like to mention my test …
Hi Folks, There is a vulnerability in the ZTE home-router, installed in many homes (in millions) throughout the country, provided by Pakistan Telecommunication Company Limited (PTCL), which enables an attacker to bypass admin portal authentication and display and/or change the WIFI password. Furthermore, the attacker can reset the router to its factory settings and/or restart …
Disclaimer: [This POC is for Educational Purposes , I would Not be responsible for any misuse of the information mentioned in this blog post] Hi folks, Several vulnerabilities were identified in the Huawei LTE router. These are described in detail below: Product Family: LTE Model B315s – 22 Firmware version: 21.318.01.00.26 Author: Usman Saeed (usman [at] xc0re.net) …
Huawei LTE router unauthenticated resource access Read More »
Disclaimer: [This POC is for Educational Purposes , I would Not be responsible for any misuse of the information mentioned in this blog post] Hello folks. An Input validation vulnerability was found in TP-Link Archer c1200 v1.0, which results in client side code execution. [CVE-2018-13134] [+] Unauthenticated [+] Author: Usman Saeed (usman [at] xc0re.net) [+] Affected Version: …
TP-Link wireless router Archer C1200 – Cross-Site Scripting Read More »
While researching on data exfiltration techniques and covert channels, I thought of making one of my own, dubbed ChorTCP. Though protocol over protocol tunneling is a well known concept but I really wanted to actually try to hypothesize one aspect and then implement it, just for fun. The abstract below is taken from the white …
