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CISA warns of attackers now exploiting Windows Print Spooler bug

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By Sergiu Gatlan, Bleeping Computers The Cybersecurity and Infrastructure Security Agency (CISA) has added three new security flaws to its list of actively exploited bugs, including a local privilege escalation bug in the Windows Print Spooler. This high severity vulnerability (tracked as CVE-2022-22718) impacts all versions of Windows per Microsoft's advisory and it was patched during the February 2022 Patch Tuesday. The only information Microsoft shared about this security flaw is that threat actors can exploit it locally in low-complexity attacks without user interaction. Redmond patched several other Windows Print Spooler bugs in the last 12 months, including the critical PrintNightmare remote code execution vulnerability. After technical details and a proof-of-concept (POC) exploit for PrintNightmare were accidentally leaked, CISA warned admins to disable the Windows Print Spooler service on Domain Controllers and systems not used for printing to block potentially incoming a...