Nguyễn Đình Biển (@biennd279) profile picture

CTF player (aka d3s34) at hsvcs. CSSLP - Application Security Engineering (aka biennd4) at Viettel Cyber Security.

Việt Nam
Joined June 2016
Thoughts!?!?!??!?!?!?!?!?
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Nguyễn Đình Biển retweeted
Rock on🤘🤘🤘 It is interesting to hear the legendary stories surrounding the rocks here. #Pwn2Own #Ireland #MasterOfPwn
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Wrap on Day 2, we got 8 more points for 2 entries: Sonos speakers and HP printers. We continue to hold the top 1 Master of Pwn, keep it up 💪💪💪
That brings Day 2 of #Pwn2Own Ireland to a close. We've awarded $874,875 for a mountain of unique 0-days - and we have two more days to go. Here's how the current Master of Pwn standing shake out:
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Good start for the first time onsite, there were a few nervous moments but it was well controlled. Thanks @thezdi for the support 🙏🙏🙏 P/s: actually the points are 16, not 13
That's a wrap on Day 1 of #Pwn2Own Ireland! We awarded $486,250 for 52 unique 0-days. Viettel Cyber Security (@vcslab) has an early lead for Master of Pwn with 13 points, but there's lots of contest to go. Stay tuned for all of the latest results as Pwn2Own Ireland continues.
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Success! @hoangnx99, @rskvp93, and @_q5ca from Team Viettel (@vcslab) used a 2-bug chain in their attempt against Microsoft Teams. They earn $75,000 and 8 Master of Pwn points.
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Now we are back with 2 entries. Come on! zerodayinitiative.com/blog/2…
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[ZDI-23-111|CVE-2022-29843] (Pwn2Own) Western Digital MyCloud PR4100 DDNS Response Processing Command Injection Remote Code Execution Vulnerability (CVSS 7.5; Credit: rskvp93 and biennd4) zerodayinitiative.com/adviso…
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Oracle EBS Unauth RCE #CVE-2022-21587 analysis from our researchers @vudq16 @_q5ca @hoangnx99 blog.viettelcybersecurity.co…
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SAML ShowStopper from our researcher @_l0gg. Any software not only Manageengine that uses old version of xmlsec and xalan should take care it seriously. @_l0gg will show a technique by using DocumentHandler to defeat xslt transformer. #CVE-2022-47966 blog.viettelcybersecurity.co…
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A critical one, update as soon as possible.
CVE-2022-47966, a SAML bug lead to Pre-Auth RCE. ManageEngine got hit, >10 products (Including ADSelfService Plus, ADAudit Plus, AppManager, PMP, ServiceDesk,..) is vulnerable when SAML is enabled or even is configured. manageengine.com/security/ad… #CVE-2022-47966 #SAML
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I learned a lot about internal Powershell working when I go through TabShell bug #CVE-2022-41076. Here is the detail blog.viettelcybersecurity.co…. And a few problems still there and may be need more investigation. with @_q5ca, @hoangnx99
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How to attack S7commplus protocol of Siemens PLC in SCADA environment. Our team member @Nobey98 shares his research on S7commPlus protocol, algorithm and show a demonstration to control a PLC device: blog.viettelcybersecurity.co… blog.viettelcybersecurity.co… youtube.com/watch?v=1y5xXdav…
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Nguyễn Đình Biển retweeted
MSRC released the patch for our "TabShell" vulnerability (msrc.microsoft.com/update-gu…). This is a nice bug chain to RCE Exchange on-premises, Exchange Online, Skype for Business Server (may be SFB Online+Teams too but can't find its powershell remote endpoint) with @_q5ca @hoangnx99
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Replying to @rskvp93
@rskvp93, @huyna89, @hoangnx99, @_q5ca, @ngcaobaolong from Team Viettel (@vcslab) celebrates their successful SOHO SMASHUP pwn at #P2OToronto with a little 🍾🍾 !! #Pwn2Own
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We have another full win entry. Congrats the team. Hope the last our SOHO entry got lucky 🔥🔥🔥
On the first win of Day 3 of #P2OToronto, @biennd279 and @rskvp93 from Team Viettel (@vcslab) used a command injection on a WD NAS to help add a little extra holiday decoration to the venue! This nets the team another $20K and 4 MoP points! #Pwn2Own
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On the first win of Day 3 of #P2OToronto, @biennd279 and @rskvp93 from Team Viettel (@vcslab) used a command injection on a WD NAS to help add a little extra holiday decoration to the venue! This nets the team another $20K and 4 MoP points! #Pwn2Own
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Nguyễn Đình Biển retweeted
Team Viettel (@rskvp93, @_q5ca, @hoangnx99 from @vcslab) with another win! #P2OToronto #Pwn2Own
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Replying to @hoangnx99
@hoangnx99, @KmaHaToan, @QuangHV99 from @vcslab achieves a 2-bug successful attack at #P2OToronto. #Pwn2Own