Security News > 2021 > August > Microsoft confirms another Windows Print Spooler bug, offers workaround (CVE-2021-36958)

A day after the August 2021 Patch Tuesday, Microsoft has released an out-of-band security advisory acknowledging the existence of yet another Print Spooler vulnerability.

Microsoft says that CVE-2021-36958 is a remote code execution vulnerability exists when the Windows Print Spooler service improperly performs privileged file operations.

Despite knowing about the vulnerability for over eight months, Microsoft has yet to release a fix.

The company has offered the following workaround for mitigate the risk of exploitation: stop and disable the Print Spooler service.

Abrams says that those that can't disable the Print Spooler service because they need to use printers can allow their device to only install printers from authorized servers via the "Package Point and print - Approved servers" group policy.

The Print Spooler service is one of the oldest Windows components and its code is at least 20 years old that has begun to be increasingly scrutinized by researcher and attackers.

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