Microsoft has released a notice of a new vulnerability in Print Spooler (CVE-2021-36958) that allows local attackers to gain system privileges on a computer. The new vulnerability is related to other PrintNightmare bugs that exploit the configuration settings for Print Spooler, print drivers, anфd Windows Point and Print. Microsoft previously released patches for PrintNightmare in… Continue reading Microsoft Warns of New Print Spooler Vulnerability
Tag: PrintNightmare
Microsoft releases patches for 44 vulnerabilities, including three 0-days
As part of Patch Tuesday this week, Microsoft released patches for 44 vulnerabilities (51 including bugs in Microsoft Edge), seven of which were classified as critical, three were 0-day, and one was already under attack. Patches released this month: .NET Core and Visual Studio, ASP.NET Core and Visual Studio, Azure, Windows Update, Windows Print Spooler… Continue reading Microsoft releases patches for 44 vulnerabilities, including three 0-days
New Issues Found with Windows Print Spooler
Last month, cybersecurity experts inadvertently unveiled a PoC exploit for a dangerous problem related to the Windows Print Spooler service, which is a universal interface between OS, applications and local or network printers, allowing application developers to submit print jobs. As a result, an emergency patch was released for the vulnerability, which was criticized by… Continue reading New Issues Found with Windows Print Spooler
Microsoft declares that Printnightmare patch works correctly
Previously, many IS researchers warned that Microsoft’s emergency patch for a dangerous Printnightmare vulnerability was ineffective and that it did not eliminate the problem completely. Let me remind you that the experts found that even after installing the correction, vulnerability can still be operated locally to obtain System privileges. Worse, the developer Mimikatz Benjamin Delp… Continue reading Microsoft declares that Printnightmare patch works correctly
The official patch for the PrintNightmare vulnerability was ineffective
Earlier this week, Microsoft released an emergency patch for a critical PrintNightmare bug recently discovered in Windows Print Spooler (spoolsv.exe), but it was ineffective. Microsoft assigned the bug ID CVE-2021-34527, and also confirmed that the problem allows arbitrary code to be executed remotely with SYSTEM privileges and allows an attacker to install programs, view, modify… Continue reading The official patch for the PrintNightmare vulnerability was ineffective
Microsoft releases unscheduled patch for PrintNightmare vulnerability
Microsoft has prepared an emergency patch for a critical PrintNightmare bug that was recently discovered in Windows Print Spooler (spoolsv.exe). The PrintNightmare issue caused much confusion, as Microsoft initially combined two vulnerabilities under one identifier (CVE-2021-1675). But the official patch released in June only fixed part of the problem, leaving a critical RCE bug unpatched.… Continue reading Microsoft releases unscheduled patch for PrintNightmare vulnerability
Unofficial patch published for PrintNightmare vulnerability
Last week I talked about a PoC exploit for the dangerous vulnerability CVE-2021-34527 in Windows Print Spooler (spoolsv.exe), which researchers named PrintNightmare, and now an unofficial patch for this problem has been published. When the exploit was published, the researchers found that the patch released in June did not completely fix the problem. Moreover, the… Continue reading Unofficial patch published for PrintNightmare vulnerability
Exploit for dangerous PrintNightmare problem in Windows has been published online
A PoC exploit for the dangerous PrintNightmare vulnerability in Windows Print Spooler (spoolsv.exe) has been published online. This bug has ID CVE-2021-1675 and was patched by Microsoft just a couple of weeks ago, as part of June’s Patch Tuesday. Windows Print Spooler Service is a universal interface between OS, applications, and local or network printers,… Continue reading Exploit for dangerous PrintNightmare problem in Windows has been published online