Questions tagged [router]

A router is a networking device that routes forwards between networks. A router generally has two or more data connections allowing data to be routed between networks.

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Can the router serve malware? [on hold]

I had an infected device on the network so I took all of the machines besides the router offline and reinstalled the operating system from a clean copy, and then scanned each one after bringing them ...
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how to extract binaries from SOHO routers and other devices

I read this excellent article about vulnerability research into a DLINK wireless router. The researcher explains clearly the coding mistake that leads to the vulnerability. He obviously reverse-...
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How can I view the plain text of encrypted data flowing through a router I own [closed]

If someone is on my router using Internet, I want to know what sort of data he is availing or what he or she is doing on my router.
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threat intelligence gateway [closed]

A TOG (threat intelligence gateway) is a hardware piece that sits between the router and the firewall. The TIG uses the threat intelligence and filters out the malicious urls and IPs before reaching ...
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Router tries to manipulate HTTPS connections?

At home I use a router (Huawei B528s-23a), the default device which my provider recommends. Over the last couple of days I often get a certificate error when opening a website which was obviously not ...
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Why does traceroute to my home router go outside of my local network?

Earlier today, I wanted to access the admin web server of my router. But for some reason, I was not able to access it, the web browser telling me there was no server on that address. I had internet ...
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1answer
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Is my VPN-configuration secure?

Can someone tell me please if my VPN-configuration is secure enough for small business? (Point to site VPN) IKEv1 Protocol (aggressive mode) PFS/IKE Group: 2 MODP-1024 individual PSK for every user ...
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68 views

Is it possible to DDos a http wan filterd router? [closed]

Like the service is there but it's just filterd enabled for lan access only .. what will happen ?
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209 views

My router is getting port scan attacks [duplicate]

My internet suddenly cut out yesterday, i checked the router and it looked like nothing is wrong. I looked at the logs and i see this 2019-08-18 12:50:39 Security Warning Detect UDP port scan ...
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Are the security basics of a non-wifi router different from securing your desktop? [duplicate]

I have studied much about securing a desktop from enabling firewall to browsing internet safely among other things. I also know that many steps can be taken to improve the security of wifi routers. ...
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Deactivate Linux Shell to prevent “blind” login on router

Today I analyzed my home router. I connected a keyboard to the router's USB port, which is usually used for mass storage devices. However, I pressed the key combination to reboot a Linux system from ...
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Setting up a secure modem & router with ISP

I am looking to setup new internet service with an ISP and would like to purchase my own secure modem and router. Googling doesn't seem to give me the list of what I'm looking for, are there any ...
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is it possible to bypass cookie protection to perform a CSRF on HUAWEI HG531 v1 router?

the AJAX login script var xhr1 = new XMLHttpRequest(); xhr1.open("post", 'https://192.168.1.1/index/login.cgi', false); xhr1.send("Username=admin&Password=...
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Is it possible to exfiltrate a router config file to server using csrf ajax?

the curl commend used to download the file curl "http://192.168.1.1/html/management/downloadconfigfile.conf?RequestFile=/html/management/cfgfile.asp" -H "Cookie: SessionID_R3=dsadwdwqdasdwasdawd" --...
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1answer
154 views

How can a website know my private IP address? [duplicate]

I recently came across this website called whatsmyrouterip.com. How does this website know both my private and public router IP address?
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DMZ an additional router

Recently I had an idea to test use a server (with ubuntu) and I need it to be accessible from the outside with port forwarding. I'm not often at home, but the internet provider doesn't like their ...
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Why doesn't the fluxion attack steal credentials when authenticating to the network?

I ask this question because i am not happy with the answer here In a normal attack such as fluxion. You send DEAUTH packets to the victim wifi. Clone their access point and host an open wifi. Let ...
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Norton Security blocked “Fake Tech Support Website” within router?

Norton Security (software installed on the computer) supposedly blocked a fake website coming from my internet router. (See the full alert details window screenshot). My internet router is a BT Home ...
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2answers
150 views

Is router pinging local hosts normal functionality? [closed]

Do router's normally use the ping command to discover local hosts? I ask because while I was at work my firewall on my personal laptop blocked two pings (among other things) and it said they came from ...
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Did ZTE put a backdoor in my router? How can I remove it?

I have a ZTE router model ZXHN H198A. Recently, upon connecting to it with Telnet (with some default username-password, of course), I decided to go around the filesystem. Then I noticed that they ...
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is it possible that an attacker catch a page name from history?

like if an attacker sets a dns rebinding would he be able to get the router name from the history so he can make his attack more accurate .
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Is it possible to provide malware from a router?

I received a disturbing mail containing the password for my desktop computer account. In this mail the hacker stated that he used a vulnerability in my router with CVE: CVE-2020-1672. After searching ...
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1answer
777 views

Is my router spying on my network traffic?

I got a new TP-Link router a couple months ago, and configured it to use the OpenDNS domain servers for basic content filtering across all household WiFi devices. Everything seemed to be great. ...
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What are these queries my router seems to be making? [closed]

I am logging my home router's firewall. It gives a lot of entries like these: 07:17:00.157793 IP 192.168.178.1.serialgateway > 192.168.178.10.syslog: SYSLOG local0.alert, length: 136 07:17:00....
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Securing Home Network using 3rd Party Firmware / Access Points

I've been having some trouble on my home network and thought that having a router as an AP would help fix these attacks. At first it did, but now it seems the attackers have gotten through. For all I ...
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120 views

Security of next generation firewall

In recent years there's been a number of IndieGoGo or KickStarter projects for smart device protection, or next-generation firewalls. Some examples are: Anonabox, Cujo, Dojo, Firewalla, Keezel, ...
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How does Comcast know my WiFi password?

How does Comcast know my WiFi password? I generated it via KeePass and entered it into my Arris router/cable modem myself, and I bought the router used from a friend. When I went to the account web ...
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How can I perform DNS rebinding using evil twin at the local level?

How can I perform DNS rebinding using evil twin at the local level? I want to perform a DNS-Rebinding-Attack using an evil twin on local level. The curl command to login into the router curl "http:...
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4answers
586 views

Router Receiving Unknown Packets from the Same IP and Port Even After Address Rotations - How?

One of our client's routers is receiving packets from the same source IP address and port repeatedly, even when the router is rebooted and obtains a fresh dynamically assigned IP address, and while no ...
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283 views

Open ports on my NetGear router

I ran an nmap scan on my home router and I am seeing a ton of open ports. Is this normal? How do I go about closing them? $ nmap 192.168.1.1 Starting Nmap 7.70 ( https://nmap.org ) at 2019-03-16 20:...
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Is there any virus for wi-fi routers that only slow down internet speed and nothing else?

Theoretically I should get 8 MB/s, but over the last 2 months I have hardly been getting 2.5. My ISP claims, on the phone, that my router has a virus in it from a downloaded file. They seemingly have ...
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If I delete my router's history can my ISP still provide it to my parents?

If I delete my router's history, is it still visible and can my ISP still provide it to my parents? Or is it deleted from existence?
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What is this NAT rule forwarding UDP port 1052?

I just went to have a look through some router settings today and found an unknown new entry in the NAT table, forwarding UDP port 1052 to the same port on a host which runs both Windows 7 and Linux. ...
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Buying a “Used” Router

I am buying a "new" router from an open-box sale at a company that liquidates eCommerce returns. Plan to use it for a home network at cottage. I'm a bit nervous that it could have been modified by ...
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79 views

How to direct devices by hacking a router changing the DNS settings?

If I hacked a router's admin panel outside my network, is it possible to direct all devices in that network to any website I want by DNS settings? If it is possible, how?
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How to block WhatsApp traffic in TP Link router? [closed]

Can anyone tell me how to block Android WhatsApp traffic in a TP Link router?
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Is it something to worry about when my browser warns me that my connection to 192.168.1.1 (router admin page) is not secure?

I got this "Not secure" warning when I'm trying to log in to my router (it's within my physical access). Apparently my router's management (admin) system doesn't have HTTPS. Chrome also says Your ...
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632 views

Using THC Hydra to attack Cisco router

I am trying to do successfull attack on my cisco home router using THC Hydra. I already know a username/password(admin/admin). First with nmap I looked for open ports on router and only opened one ...
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Found an application (Whatsapp) initiating UPnP requests, is it something that I should worry about?

I have logged in into my router using the web interface. I was checking UPnP forwarding (which is enabled by default), and found out that whatsapp is initiating a UPnP request on port 65072. Is ...
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Is the Asus Router UPnP Media Server a Security Vulnerability?

I understand the security implications of general UPnP, but my router, an Asus RT-AC66U has an UPnP Media Server inside it, where I can stream all my media inside the pendrive attached to the router. ...
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156 views

Secure onion router setup [closed]

I would like to setup a Raspberry Pi as an onion router, but I have some questions about it. At home I am using a Fritz!Box to connect to the outer world (to the net of my ISP). Would it make any ...
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1answer
179 views

Secure architecture for isolated printer network

I am very new to "networking" and security, but I realize that it would be more secure to have printers on their own "isolated network". How do I secure my networked printers? What kind of printers ...
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727 views

Analyze / Sniff all packets from all devices connected to a router

First of all, before explaining what I'm trying to do, let me clarify that my intentions are not steal any information, as it's only for study purposes, not even for my own entertainment. I'm trying ...
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Is it possible to eavesdrop the wireless data transmission without being authorized to a router?

I read in computer security book that there are three places in wireless networking where you can be attacked: wireless transmission, access points and wireless network itself. The book illustrates ...
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1answer
241 views

Router Code Injection

I read some articles about hacks that have hacked routers which inject ads on websites a visitor visits that replace adsense ads Is it really possible? How can a router hack inject javascript code ...
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176 views

Router access, am I in danger?

I learned I can access my router from a web device like so http://ipaddress/login.html I was wondering if anyone could gain access to my router control panel. IF that is the case can they compromise ...
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1answer
118 views

How do I configure a home router to block traffic to and from specific geographic regions? [closed]

My mom keeps typing in wrong URLs with typos and getting sent to Chinese typosquatting malware or fraud sites, so I want to configure my home router to block all traffic to and from China as much as ...
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How is it possible that you can see connected clients of an WiFi without even connected with it?

Hey folks I have an small question about Network security. I was playing around yesterday with airodump-ng and saw that I was able to see that my other laptop is connected to that WiFi but how is it ...
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Router vs router + switch security

I need to add some more ethernet devices to my network. I'd like to keep the current router and the only possibility to add more interfaces would be USB ethernet / PCI ethernet adapters. I could also ...
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1answer
94 views

How can a router or my ISP protect against phishing? [duplicate]

I see a few services advertising the ability to protect against phishing and ransomware attacks. ISPs sell services which supposedly protect you and some routers like Check Point 700/900 series. Is ...