Nguyen The Duc

@ducnt_

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

Hồ Chí Minh, Việt Nam  
Inscrit en février 2017

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  1. Tweet épinglé
    8 janv.
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  2. a retweeté
    10 juil. 2018

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

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  3. a retweeté
    6 févr.
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  4. a retweeté
    6 févr.

    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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  5. a retweeté
    6 févr.
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  6. a retweeté
    5 févr.

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

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  7. a retweeté
    3 févr.

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

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  8. a retweeté
    3 févr.

    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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  9. a retweeté
    31 janv.

    , , 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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  10. a retweeté
    31 janv.

    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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  11. a retweeté
    28 janv.

    .Net being open-source makes tracking these things cool. I just hope GitHub adds code navigation support for .net code soon as well. credit for the bug goes to of course.

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  12. a retweeté
    28 janv.

    Also for the iPhone 11 Pro Max, iOS 13.3.1 beta3 Jailbreak

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  13. a retweeté
    24 janv.

    Here are my (updated) slides from for my talk "Owning The Cloud Through SSRF & PDF Generators" with Chris Holt from . Big thank you to , , , , , and !

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  14. a retweeté
    24 janv.
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  15. a retweeté
    23 janv.

    The Bezos forensic report is not very good. The forensic analysis should be done by who at least have the relevant experience. The MP4 file should contain the exploit (if it is CVE-2019-11931). The exploit trigger should be visible with ffmpeg

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  16. a retweeté
    22 janv.

    This is a pretty good reminder that any invasive heuristics in the browser - be it XSS filters or privacy protections - often cause more problems than they address:

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  17. a retweeté
    21 janv.

    Learn how an authenticated RCE vulnerability in < 5.2.4 allows attackers to bypass hardening mechanisms. Read more ->

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  18. a retweeté
    18 janv.

    Just published a blog post talking about some iOS kernel framebuffer research I’ve been looking at over the last couple weeks. Have a read if you’re interested :)

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  19. a retweeté
    18 janv.

    RDP to RCE: When Fragmentation Goes Wrong AKA: What we know about CVE-2020-0609 and CVE-2020-0610.

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  20. a retweeté
    16 janv.
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  21. a retweeté
    15 janv.

    CVE-2020-5504 SQLI in phpMyAdmin: A malicious user could inject custom SQL in place of their own username when creating queries to this page fix:

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