Uploaded July 2021 | Updated September 2026, 1 week ago
The PrinterNightmare vulnerability was patched out-of-band (on an emergency basis) but the patch doesn't completely address the issue.
Hackers can still easily use this to run their code on your systems if you're using a feature called "Point and Print" (and a lot of people are). Where does that leave defenders?
More in this short...
References:
- Brian Krebs has a post on the out-of-band patch; "Microsoft Issues Emergency Patch for Windows Flaw", krebsonsecurity.com/2021/07/microsoft-issues-emergency-patch-for-windows-flaw
- From BleepingComputer, "Microsoft's incomplete PrintNightmare patch fails to fix vulnerability", bleepingcomputer.com/news/microsoft/microsofts-incomplete-printnightmare-patch-fails-to-fix-vulnerability
- Security Update Guide from the Microsoft Security Response Center, msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34527
- "Introduction to Point and Print - Windows drivers" from the Microsoft docs, docs.microsoft.com/en-us/windows-hardware/drivers/print/introduction-to-point-and-print
Index:
- [0:00] The vulnerability
- [0:17] Point and Print
- [0:29] Make a choice
#shorts
The PrinterNightmare vulnerability was patched out-of-band (on an emergency basis) but the patch doesn't completely address the issue.
Hackers can still easily use this to run their code on your systems if you're using a feature called "Point and Print" (and a lot of people are). Where does that leave defenders?
More in this short...
References:
- Brian Krebs has a post on the out-of-band patch; "Microsoft Issues Emergency Patch for Windows Flaw", krebsonsecurity.com/2021/07/microsoft-issues-emergency-patch-for-windows-flaw
- From BleepingComputer, "Microsoft's incomplete PrintNightmare patch fails to fix vulnerability", bleepingcomputer.com/news/microsoft/microsofts-incomplete-printnightmare-patch-fails-to-fix-vulnerability
- Security Update Guide from the Microsoft Security Response Center, msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34527
- "Introduction to Point and Print - Windows drivers" from the Microsoft docs, docs.microsoft.com/en-us/windows-hardware/drivers/print/introduction-to-point-and-print
Index:
- [0:00] The vulnerability
- [0:17] Point and Print
- [0:29] Make a choice
#shorts
