Burp Extensions

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  • Error "Request was dropped by the user" in Custom tab while using Burp extender

    Hi, I am new to building burp plugin, I have implemented a message editor, but when I toggle the interceptor on and off, I get an error in the text editor itself: Error: "le>Burp Suite Professional</title> <style type="text/css"> body { background: #dedede; font-family: Arial, sans-serif; color: #404042; -webkit-font-smoothing: antialiased; } #container { paddi...

    2 Agent Answers    1 Community Answer
    Aug 13, 2019 03:50PM UTC
  • Failed to load Python interpreter from Jython JAR file

    Hello Dear, I am facing an error. I am not able to add my extension in Burp. I am getting the follow error: java.lang.Exception: Failed to load Python interpreter from Jython JAR file at burp.a3t.<init>(Unknown Source) at burp.gcg.a(Unknown Source) at burp.ao3.lambda$panelLoaded$0(Unknown Source) at java.lang.Thread.run(Unknown Source) Please help me out. Thank&#x...

    1 Agent Answer    0 Community Answer
    Aug 12, 2019 07:43PM UTC
  • How to set active scanner insertion points

    I'm trying to set custom insertion points for the header,query param and body parameters. Currently I'm using active scan method by passing manually caluculated offsetlist. LegacyBurpExtender.getInstance().getCallbacks().doActiveScan(host,80, false, buildRequest,offSetList); Is there any method to registerinsertion point in the payload and submit active scan?

    2 Agent Answers    0 Community Answer
    Aug 09, 2019 05:32PM UTC
  • buildParameter not working

    I built the HttpRequest using buildHttpMessage method and trying to add Cookie and Body param using LegacyBurpExtender.getInstance().getHelpers().buildParameter and addParameter and updateParameter methods and it is not working. Below is the code snippet, buildRequest = helpers.buildHttpMessage(headers,bodyObject.toString().getBytes()); IParameter testParam = helpers.buildParameter("test&qu...

    3 Agent Answers    1 Community Answer
    Aug 08, 2019 08:46PM UTC
  • Carbonator scans not accurate

    I just downloaded Carbonator extender through bapp and have use the command ./burpscan.sh http 80 /DVWA/vulnerabilities/ This launched burp UI and I checked that the scan does not detect SQL Injection, XSS or any other vulnerabilities. But when I use the manual way of proxy and sending it to active scanner it was able to detect those vulnerabilities. Is there any way in fixing this is...

    1 Agent Answer    1 Community Answer
    Aug 02, 2019 04:34AM UTC
  • Persist IBurpCollaboratorClientContext

    Hi, is there a way to persist IBurpCollaboratorClientContext object? When I reload my extension and get IBurpCollaboratorClientContext with callbacks.createBurpCollaboratorClientContext method it still fetches interactions made with payloads generated before extension reload. But when I exit burp and run it again, interactions from previous payloads are not fetched. Is it possible to get them ...

    3 Agent Answers    3 Community Answers
    Jul 25, 2019 03:41PM UTC
  • Testing environment

    Hi, I'm developing an extension and by this time got annoyed of development process where I need to restart extension to see the changes applied. Is there any way I could set up a testing environment where I could import burp classes/interfaces and test on them. Of particular interest is methods of IExtensionHelpers with analyze methods and different methods that modify request/response? I...

    1 Agent Answer    0 Community Answer
    Jul 20, 2019 03:26PM UTC
  • Python extension import package error

    Hello, I've run into an application that AES encrypts the body of HTTP requests and responses, I am writing an extension to decrypt and encrypt the payloads. I am writing the extension in Python and I receive an error when importing pycryptodome's AES module. I have moved AES.py into /usr/local/lib/python2.7/site-packages/ as the Crypto.Cipher.AES module is not recognized otherwis...

    2 Agent Answers    0 Community Answer
    Jul 11, 2019 09:48PM UTC
  • Request interception

    Hi there, I'm aware that if you register a IHttpListener you are able to intercept requests before they are sent out. Is it also possible to intercept a request prior to assigning it a tool, for example, the scanner? The purpose is to exclude certain parameters from the initial request, send the result of that to the scanner and as soon the scanner is done; the initial parameters are ad...

    1 Agent Answer    1 Community Answer
    Jul 05, 2019 01:11PM UTC
  • IMessageEditorTab check Tool

    I'm trying to create a simple jython extension to run a regex against the HTTP response and extract key fields into a new IMessageEditorTab. Is there anyway in IMessageEditorTab.isEnabled or IMessageEditorTabFactory.createNewInstance to check which Tool you're in? I only want the tab created in Repeater (and ideally with a different regex per tab). On a big project it's killing burp...

    2 Agent Answers    0 Community Answer
    Jul 02, 2019 11:46AM UTC