Artwork

Content provided by SANS ISC Handlers and Johannes B. Ullrich. All podcast content including episodes, graphics, and podcast descriptions are uploaded and provided directly by SANS ISC Handlers and Johannes B. Ullrich or their podcast platform partner. If you believe someone is using your copyrighted work without your permission, you can follow the process outlined here https://ppacc.player.fm/legal.
Player FM - Podcast App
Go offline with the Player FM app!

SANS Stormcast Monday, July 7th, 2025: interesting usernames; More sudo issues; CitrixBleed2 PoC; Short Lived Certs

5:48
 
Share
 

Manage episode 493121514 series 19634
Content provided by SANS ISC Handlers and Johannes B. Ullrich. All podcast content including episodes, graphics, and podcast descriptions are uploaded and provided directly by SANS ISC Handlers and Johannes B. Ullrich or their podcast platform partner. If you believe someone is using your copyrighted work without your permission, you can follow the process outlined here https://ppacc.player.fm/legal.
Interesting ssh/telnet usernames
Some interesting usernames observed in our honeypots
https://isc.sans.edu/diary/A%20few%20interesting%20and%20notable%20ssh%20telnet%20usernames/32080
More sudo trouble
The host option in Sudo can be exploited to execute commands on unauthorized hosts.
https://www.stratascale.com/vulnerability-alert-CVE-2025-32462-sudo-host
CitrixBleed2 PoC Posted (CVE-2025-5777)
WatchTwer published additional details about the recently patched CitrixBleed vulnerability, including a PoC exploit.
https://labs.watchtowr.com/how-much-more-must-we-bleed-citrix-netscaler-memory-disclosure-citrixbleed-2-cve-2025-5777/
Instagram Using Six Day Certificates
Instagram changes their TLS certificates daily and they use certificates that are just about to expire in a week.
https://hereket.com/posts/instagram-single-day-certificates/
  continue reading

3063 episodes

Artwork
iconShare
 
Manage episode 493121514 series 19634
Content provided by SANS ISC Handlers and Johannes B. Ullrich. All podcast content including episodes, graphics, and podcast descriptions are uploaded and provided directly by SANS ISC Handlers and Johannes B. Ullrich or their podcast platform partner. If you believe someone is using your copyrighted work without your permission, you can follow the process outlined here https://ppacc.player.fm/legal.
Interesting ssh/telnet usernames
Some interesting usernames observed in our honeypots
https://isc.sans.edu/diary/A%20few%20interesting%20and%20notable%20ssh%20telnet%20usernames/32080
More sudo trouble
The host option in Sudo can be exploited to execute commands on unauthorized hosts.
https://www.stratascale.com/vulnerability-alert-CVE-2025-32462-sudo-host
CitrixBleed2 PoC Posted (CVE-2025-5777)
WatchTwer published additional details about the recently patched CitrixBleed vulnerability, including a PoC exploit.
https://labs.watchtowr.com/how-much-more-must-we-bleed-citrix-netscaler-memory-disclosure-citrixbleed-2-cve-2025-5777/
Instagram Using Six Day Certificates
Instagram changes their TLS certificates daily and they use certificates that are just about to expire in a week.
https://hereket.com/posts/instagram-single-day-certificates/
  continue reading

3063 episodes

All episodes

×
 
Loading …

Welcome to Player FM!

Player FM is scanning the web for high-quality podcasts for you to enjoy right now. It's the best podcast app and works on Android, iPhone, and the web. Signup to sync subscriptions across devices.

 

Quick Reference Guide

Copyright 2025 | Privacy Policy | Terms of Service | | Copyright
Listen to this show while you explore
Play