Nguyen The Duc

@ducnt_

Just another web warrior | Security Researcher | Sr. Security Engineer | CTF player && | Bug bounty hunter

Hồ Chí Minh, Việt Nam  
Participa desde fevereiro de 2017

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  1. Tweet Fixado
    8 de jan
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  2. 27 de fev

    Filed a duplicate with gr8 bug was found by but can reopen it with a triaged issue. Really a excited moment.

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  3. retweetou
    25 de fev

    New blog post! Here is how you can use MSBuild’s UnregisterAssembly task to execute arbitrary code in a .NET assembly. ⤵️

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  4. retweetou
    21 de fev

    Just wrote a new article about how I found a Remote Command Execution 0-day (CVE-2020-8813) via static analysis in Cacti v1.2.8 the popular infrastructure graphing solution. I also explained how to exploit it without authentication in some cases.

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  5. retweetou
    18 de fev

    Slides from my talk on iMessage exploitation: More technical details in the blog post: Great conference again, thanks team! :)

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  6. retweetou
    18 de fev

    [PoC] CVE-2020-0618 Microsoft SQL Server Reporting Services RCE Vulnerability POST /ReportServer/pages/ReportViewer.aspx HTTP/1.1 Host: target ... ... NavigationCorrector$PageState=NeedsCorrection&NavigationCorrector$ViewState=[PayloadHere]&__VIEWSTATE=

    Esta mídia pode conter material sensível. Saiba mais
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  7. retweetou
    18 de fev

    Just published another remote code execution chain I exploited recently. I also wrote about how organizations can stop these attacks at the development stage - the key is convention over configuration.

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  8. retweetou
    11 de fev

    さんとSpectreやXS-LeaksやCross-Origin-*ヘッダーについて話しました! / ep63 Cross Origin Info Leaks

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  9. retweetou
    17 de fev
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  10. retweetou
    13 de fev
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  11. retweetou
    11 de fev

    Blind SSRF exploitation En: Ru: What about port scanning using DNS-requests?

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  12. retweetou
    11 de fev
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  13. retweetou
    10 de jul de 2018

    Neatly bypassing Content Security Policy. Why 'unsafe-inline' is almost always a full-fledged XSS.

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  14. retweetou
    6 de fev
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  15. retweetou
    6 de fev

    Thanks to research, new stuff are being released for soon - as for the features, payload minimization, raw cmd command, and auto command encoding within JSON/XML messages are being released after the PR review by

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  16. retweetou
    6 de fev
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  17. retweetou
    5 de fev

    Checkra1n for Windows first demo!!🔥🔥 Coming Soon!!

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  18. retweetou
    3 de fev

    Here's my write-up for ’s CTF challenge!

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  19. retweetou
    3 de fev

    CVE-2020-7471: SQLI in Django: django.contrib.postgres.aggregates.StringAgg aggregation function was subject to SQL injection, using a suitably crafted delimiter. FIX:

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  20. retweetou
    31 de jan

    , , and I are starting a new security blog. In our first write-up, we will discuss the impact of "SameSite by default" and how it affects web app sec. Feel free to request future topics you would like us to cover.

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  21. retweetou
    31 de jan

    Someone dropped a PHP zero-day on GitHub. Talked to the PHP team last night. Bug requires local foothold to exploit, so not usable for remote attacks. Also, this is the second exploit for this "disable_functions bypass" in the last few months.

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