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25 views

LinkedIn connection marked unsafe

From time to time my LinkedIn connection gets marked as unsafe: no green lock next to the URL. First, I believed this was a browser issue, but after I switched to another browser, the warning did not ...
62
votes
3answers
6k views

Security risks of fetching user-supplied URLs

We are considering to add the following feature to our web application (an online product database, if it matters): Instead of uploading an image, the user can provide the (self-hosted) URL of an ...
0
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1answer
34 views

HTTP/HTTPS/GET/POST : in which cases can a malicious router between client and server find a secret information? [duplicate]

Let's say I connect a safe server example.com. In which case(s) can a malicious router in the middle of the route (or my ISP) see secret? 1) HTTP + GET, secret in URL query parameter : http://...
1
vote
3answers
95 views

Username in browser history (url) - is this a security problem?

We have a client complaining that there is PII in the browser history (as in the persistent history you get to through your browser's menu - Ctrl + H in Chrome). For example, the URL for editing a ...
2
votes
1answer
82 views

URL Contains Sensitive Data - Alternative Besides Switching To Post?

One of my company's clients recently produced an application security assessment report, noting a list of violations based on OWASP's top 10 list of web application security risks. One of the ...
50
votes
6answers
10k views

Should a bank/financial service use external URL shortener services?

Say there is a bank/financial service that wants to have hyperlinks on their secure website/domain (or even in emails they send out to customers). In some of these links there are some long/obscure ...
50
votes
1answer
9k views

In SQL injections why do they put “— -” at the end of the URL?

I understand when they put a + at the end, URL treats it like a space. I want to know what -- - does. I do know what the "double dash" does. Including the double dash with a "space at the end". I ...
3
votes
1answer
108 views

How URL Encoding Works?

I am learning about web security but very confused about URL Encoding, it will be big help if anyone can help. On PortSwigger, I learned that url "http://127.0.0.1/admin" can be used as "http://127.0....
0
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1answer
69 views

How can i cause a redirect in browser?

I'm able to edit a parameter which is then reflected inside a link. I'd like to know how and if it's possible to cause a redirect. In shorts when i edit the parameter example like this example=/test....
0
votes
1answer
168 views

Demonstrating reflected XSS with GET Parameter and URL encoding

A client is developing a website which is vulnerable to reflected XSS through a GET parameter: https://example.com/vulnerable-url?")||true)alert("XSS");</script> I would like to demonstrate ...
1
vote
2answers
55 views

Does HTTP protocol interpret contents of cookies and query strings in URL, whereas it doesn't interpret message bodies?

HTTP knows to look for user names and passwords in authorization headers in HTTP requests. So this is at HTTP level. Is it correct that putting user passwords into message bodies of HTTP requests is ...
0
votes
1answer
56 views

does HTTP PUT data get encrypted over TLS (HTTPS)? [duplicate]

I am wondering if the "/todo1" part of the below URL curl https://someserver:5000/todo1 -d "data=Remember the milk" -X PUT Gets encrypted over TLS/HTTPS, or is the full URL that you're sending your ...
1
vote
2answers
160 views

Can random subdomain naming enhance security?

I have a bunch of services which I want to group under a subdomain. Somehow 2-factor authentication is not possible to identify the users of these services. I have a thought to have randomly named ...
0
votes
1answer
66 views

Injecting script from outside for local machine url request

I have setup a local apache server with php module.I deployed a dvwa in my localmachinne..I am learning about XSS(DOM) type of attack.I setup the low level security in dvwa.When i added <script>...
2
votes
2answers
309 views

SQL injection using URL query string (web application/php server)

Hacker is trying to attack the site by using the following SQL injection query to get the SQL version. Using URL site. example: www.abc.com/?queryParamString=(SELECT 9701 FROM(SELECT COUNT(*),...
1
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0answers
21 views

Passing 3rd Party Access Token in redirection URL of 3rd Party Website

I am integrating a website with 3rd party API. The 3rd party site allows me to generate Access Token by using Client Key/Client Secret. In one of the pages, I need to redirect to 3rd party site 's ...
0
votes
0answers
43 views

Is using “Signature Versioning” in Amazon S3 a secure way of selling ebooks?

I own an ecommerce platform that sells large (500 megabyte+) ebooks. To reduce server costs I am looking at hosting the ebooks on S3 and using Sendowl/ FetchApp to create the links to the downloads. ...
-2
votes
3answers
171 views

Can a URL contain executable JavaScript?

I am learning about "Session fixation" and have read the corresponding OWASP page. In their Example 2 in the above page, they describe an attack via JavaScript, that is embedded in the URL like: ...
0
votes
2answers
205 views

one-time link on 1ty.me

1ty.me is a website that allows you to send secret messages (password, nuclear code, etc.) to someone with a one-time link. So when someone receives the link and clicks on it, the secret message is ...
0
votes
1answer
116 views

Phishing urls from shnpoc.net/McAfee?

I was looking into my websites traffic and found few entries from a subdomain for shnpoc.net domain. And when I looked into it, it was transparent proxying my website. On checking further, I found ...
1
vote
0answers
91 views

Blocking URL brute-forcing on my server

Every day my server receives many GET requests in search of security holes. In other words, they are trying a list of words in search of a hole. for example: http://myapp.com/phpmyadmin http://...
1
vote
1answer
106 views

Why modern php web application requires to specify the application's url?

Pieces of web applications such as WordPress or moodle require to specify the URL that the user will provide in order to visit the site. For example, in moodle has the $CFG->wwwroot config ...
0
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0answers
45 views

Trace the orgins of a DNS request [duplicate]

I installed a DNS server on a Raspberry PI to monitor DNS requests. One request that is curious is "fscta65w.com." It keeps showing up in the querlog from a macbookPro but I can't seem to find out the ...
1
vote
1answer
66 views

How to protect against injection into a 3rd party REST API?

I have a 3rd party API that I need to connect to and they allow queries that can be formed by changing url parameters. E.g. /data?startDate=2019-01-01 or /data?name='John Doe' It is easy to form ...
0
votes
1answer
99 views

What type of vulnerabilty is this?

I'm testing a website: https://this-site.com/path/to/dirs but what i've found is if I do the following below the site will load 4 pages in a infinite loop https://this-site.com/path/to/dirs/.../. ...
3
votes
0answers
44 views

What does IIS query string validation protect from?

Recently we had a failure in one of our systems because IIS rejects query strings with (URL encoded) parameter values containing the sequence &#. It doesn't reject & #. We've got tired of ...
2
votes
1answer
204 views

Replace PATH space with random string

I came across http://test.co.uk/img/rOTJwSOqWzHaDsEUcHhI. If we take a look at it the directory space is protected against bruteforcing of the whole directory to explore private images. I don't know ...
4
votes
1answer
188 views

What's the security risk of using a protocol-relative URL in a CSS stylesheet?

I used SonarQube to perform a static code analysis of my project and it detected a security vulnerability in one of my CSS files: For security reasons, protocol-relative URLs should not be used. ...
2
votes
1answer
527 views

Hacker101 Spoilter #2 EASY Micro-CMS v1

I am just getting into CTF and Hacking in general. I am very confused as to why this worked when I added an apostrophe to the end it reveals the flag. I have Burp Community Edition suite going and I ...
1
vote
1answer
267 views

What is this URL that loads each time Google Chrome spawns?

What does this URL do that opens each time Google Chrome loads? http://redirector.gvt1.com/edgedl/chromewebstore/L2Nocm9tZV9leHRlbnNpb24vYmxvYnMvOWVmQUFXS041NV9ZVXlJVWwxbGc5TUM4dw/7519.422.0....
1
vote
3answers
111 views

Is exposing enumerated id's a bad idea if precautions are taken?

Say I have a website that has the URL website.com/student/{studentId}/courses for retrieving all the courses a student is enrolled in. The studentId is an auto-incrementing value in the Student table ...
0
votes
1answer
64 views

Exposing a version number through the assets urls

I just received a blackbox pentesting report where the security company recommended to hide the version number from the page (be it returned to the user as a text or used as a cache-buster in the css/...
0
votes
3answers
221 views

Can phishing site URL shorten into numbers?

A suspected hacker was trying to get the user to input those numbers (2412958) in their address book. And user knows that the numbers are weird. Can URLs be shortened in texts like that?
0
votes
0answers
43 views

Url Storage, History & Personal Data

Just Curious to Know, Where my information is being stored and how long its kept for I'm running the latest version of windows 10, my main Browser being firefox developer edition 68. I clear my ...
0
votes
1answer
134 views

Viewing URLs on Mobile Devices

What are you doing to help your users view URLs in emails on mobile devices? Our training program is helping people to understand how to view URLs before clicking the actual link. On mobile devices ...
1
vote
2answers
384 views

S3 Bucket Name Obscurity as Security

Edited to clarify: *The bucket is used by EC2 instances that process its data and display parts of it to the user. The EC2-S3 interaction is invisible to the user. * Can I assume that a public S3 ...
0
votes
1answer
91 views

Encrypting PHI query params

In a bunch of APIs, there are several possible query parameters. Some of these may be PHI. So even if we are using HTTPS, they could go to a logfile or somewhere else and hence violate PHI. Was ...
1
vote
1answer
809 views

Is there any security advantage to hiding URL parameters?

I am building a web app that needs to be secure. Is there any security advantage to hiding path parameters? I am using Angular (I don't know if this is important). What I mean by hiding path ...
1
vote
1answer
674 views

URL query string params Django security

I am new to Django and I am working on a website, where you can filter some articles using a normal GET url query string param. Theese params can be made from some input fields. I have found two ...
2
votes
1answer
151 views

Is it a good rule of thumb to keep a URL as short as possible?

I was wondering if there are any security risks of having too long URLs for an internet site. Of course there are things that don't matter if they're long or not, i.e. the actual hostname and ...
0
votes
1answer
385 views

How do I investigate a suspicious link?

I made a RuneScape account about a week ago. I stupidly responded to a scam by clicking on a link provided to me in the game. I think I may have a keylogger, which would explain why my new account was ...
-2
votes
1answer
96 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 .
0
votes
1answer
168 views

Semantic URL Attack Mitigation

I want to know what is the best approach for preventing URL Jumping / URL Tampering Attacks Example updateprofile.php?uid=1 I can change to updateprofile.php?uid=2 I can update the second user'...
0
votes
1answer
153 views

Bypassing URL verification [closed]

I'm dealing with a URL validation function that was made by the developer (instead of using trusted methods). Here is a slightly modified version of the function: public static bool IsValidURL(...
0
votes
1answer
171 views

Is session id in url itself for all the requests an issue? [closed]

Is session id in url itself for all the requests an issue?
0
votes
1answer
161 views

I was redirected to an infected site, what should I do?

I always avoid suspicious links, but recently, in one of my google searches, I clicked the first link on google (looked just a normal site), but it immediately redirected me to a weird news site (the ...
1
vote
1answer
176 views

Weird Google Redirect Bug?

So I was recently show by a friend something that is happening to a real estate website. It seems that when their website is accessed from a regular URL request in browser it is fine however when ...
-2
votes
1answer
100 views

how to decode this request [closed]

I need help for this. I got a request but I don't know what can I do: GET http://localhost/xor.php?plaintext=cipher=%00%00%1D%10%1A,%06%05%16%16%0D%12%0B%3A9%5DRT%06YVD HTTP/1.1 Full request : https:...
0
votes
1answer
109 views

Is this redirect on my website dangerous?

I have this URL that I sometimes use to redirect my users. It looks like: https://mywebsite.com/?redirectTo= However, I'm checking if the domain part of the parameter ends with: google.com ...
1
vote
0answers
74 views

How to determine if a website has been hijacked?

I noticed that the URL of a website I sometimes visit was redirecting to a new URL. I noticed this through a tool that I use that does not actually load the new URL. I was surprised by this change, ...