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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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21 views

SSH link terminates every 20 seconds [migrated]

I am using a 3rd party software to get an SSH link into my device (remot3.it). I use Putty to SSH. All my other devices work but one device frequently loses SSH connection within 20 seconds but always ...
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50 views

Would plugging or unplugging the Coax cable from router before turning the router off cause any damage to the router or the cable? [on hold]

Would plugging or unplugging the Coax cable from router before turning the router off cause any damage to the router or the cable or anything? Because I accidently unplugged the coax cable from the ...
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Can the router serve malware? [closed]

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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1answer
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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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2answers
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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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1answer
46 views

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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2answers
124 views

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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1answer
737 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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2answers
844 views

Fully transparent proxy

By default mitmproxy will use its own local IP address for its server-side connections. What I want instead is mitmproxy to use the client’s IP address for server-side connections. The following ...
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2answers
137 views

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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3answers
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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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1answer
81 views

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
303 views

Sniffing router's WiFi traffic

Let's say someone already has my key and is logged in my wifi network and also has access to my router. Catching the four-way handshake for the hacker is important to see my web traffic. If he wants ...
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1answer
89 views

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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1answer
334 views

DMZ to Virtualbox VM with pfSense

It is safe to make a DMZ to a VirtualBox VM that has pfSense installed with two network cards one on bridge and one on intnet. The DMZ would do this by indicating the ip of pfSense to the router. ...
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1answer
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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1answer
220 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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1answer
388 views

Management interface on Cisco router

In my company we had firewall as edge device with the internet. Behind this central firewall we have management network. Now we had to put Cisco router in front of central firewall, as part of some ...
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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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2answers
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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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1answer
75 views

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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4answers
2k views

it is possible to make some wifi router out of service without have the connection password? [closed]

Lets say i want to make some WiFi router out of service. I can connect to the router and close the WiFi connection or change the password. But in this case i need to have full access to the router. ...
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1answer
90 views

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
156 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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1answer
82 views

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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2answers
4k views

Can a hacker see me changing my router password?

Let's say someone already knows my Verizon FiOS router password and has previously hacked me and maybe my computers at home. If I change my router password, couldn't they see me doing it and know what ...
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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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2answers
69 views

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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1answer
87 views

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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1answer
385 views

Full isolation of a honeypot on a single Internet line?

What happens when you swap a modem and router out with a different modem and router? Can you achieve full isolation by alternating between which network is plugged into the Internet line? I am ...
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1answer
191 views

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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1answer
94 views

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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133 views

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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3answers
613 views

Router Security Log Shows Many Blocked TCP Connections

When checking my router tonight I looked at its security log. I saw thousands of blocked tcp traffic. Why are these considered security events? The log shows many blocked tcp incoming request from ...
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1answer
783 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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1answer
94 views

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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1answer
476 views

Should I trash my router if it still runs OpenSSL 0.9.8p and OpenVPN 2.2.2 in 2017?

I have the Easybox 904 xDSL router from Vodafone (Germany) running the latest firmware 03.17.01.17. I wanted to upgrade the firmware but found out that the latest version is from 2015 - no updates ...
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2answers
2k views

Benefits of home router behind Linux firewall?

Like a lot of people I have a simple consumer grade router at home. The setup is pretty standard: Ethernet from the cable modem --> router's WAN Given the poor track record of consumer routers ...
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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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2answers
121 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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1answer
784 views

What are the possible solution for blocking VPN connection on a home network?

I am not a techie. I am just wanting to force some parentral control using OPENDNS. Opendns works fine however it is easily broken on android or windows using vpn software like ultrasurf or latern or ...
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64 views

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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1answer
925 views

Is someone trying to break in my WIFI router?

We have a WIFI router with SSID: "dummyssid" with our own WPA2 password. Today unexpectedly, another WIFI SSID was available in the WIFI scan list with exactly same as of our SSID: "dummyssid" but ...
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4answers
590 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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3answers
2k views

Cannot identify or block unknown MAC addresses

I've only got a basic idea about networking, Google is my teacher. Router: Tenda D303 Location: India Connection: BSNL Unlimited 1Mbps broadband. Friends and relatives visit me often, and connect to ...
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299 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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1answer
556 views

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 ...
53
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8answers
28k views

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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2answers
16k views

Modify the hosts file of the router and redirect trafic

My question is how can I modify the hosts file of the router (If it exists), And redirect users to my server when they prompt a specific website?