Security News
A Windows security update released in January and now fully enforced this month is causing Windows users to experience 0x0000011b errors when printing to network printers. It did add a new Registry key that admins could use to increase the RPC authentication level used for network printing to mitigate the vulnerability.
Windows administrators report wide-scale network printing problems after installing this week's September 2021 Patch Tuesday security updates. Many Windows system administrators are now reporting [1, 2] that their computers can no longer print to network printers after installing the PrintNightmare fixes on their print servers.
A 3D printer remote monitoring company accidentally exposed users' printers to each other after a cloud reconfiguration snafu.Jiang added that his team had been "Notified of a case in which a user started a print on someone else's printer" - and linked through to a Reddit post where someone had used a stranger's printer to print the words: "TSD is not secure/ I randomly connected /sorry had to inform u.".
A 3D printer remote monitoring company accidentally exposed users' printers to each other after a cloud reconfiguration snafu. Jiang added that his team had been "Notified of a case in which a user started a print on someone else's printer" - and linked through to a Reddit post where someone had used a stranger's printer to print the words: "TSD is not secure/ I randomly connected /sorry had to inform u.".
Microsoft has released temporary mitigation info for a known issue that might cause print and scan failures on multiple Windows Server versions after installing July 2021 security updates on domain controllers. If the known issue still appears on up-to-date devices, affected customers should contact the device manufacturer and ask for setting changes or updates to make the printer or scanner compliant with CVE-2021-33764 hardenings deployed via July Windows 10 security updates.
Microsoft has released a cumulative out-of-band update to fix a known printing issue preventing some printers and scanners from working correctly. "Noncompliant printers, scanners, and multifunction devices might not work when you use smart card authentication. This issue occurs after you install the July 13, 2021 update on domain controllers in your environment."
Microsoft says customers may experience printing and scanning issues on devices using smart card authentication after installing July 2021 Windows 10 security updates on a domain controller. Windows 10 users who encounter this issue are advised to first check if they have the latest drivers and firmware installed on the non-compliant and misbehaving printing or scanning devices.
Microsoft has addressed the Windows 10 printing issues caused by changes introduced in the June 2021 cumulative update preview with an update issued during this month's Patch Tuesday. To resolve the printing issues, Microsoft released an emergency fix for Windows 10 2004, Windows 10 20H2, and Windows 10 21H1 on July 9, rolling it out via the Known Issue Rollback feature.
Microsoft has released an emergency fix for printing issues affecting Zebra and Dymo receipt or label printers caused by changes in the recently released KB5003690, KB5004760, and KB5004945 updates. Thursday night, Microsoft released an emergency fix for Windows 10 2004, Windows 10 20H2, and Windows 10 21H1 to resolve these issues.
Microsoft's recent out-of-band KB5004945 PrintNightmare security updates are preventing Windows users from printing to certain Zebra printers. Windows 8.1 and Windows Server 2012 R2. Windows 7 SP1 and Windows Server 2008 R2 SP1. Windows Server 2008 SP2. However, researchers quickly determined that these patches did not fix the vulnerability in all cases.