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DEF CON 2018: Critical Bug Opens Millions of HP OfficeJet Printers to Attack

August 13, 2018

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LAS VEGAS – Tens of millions of fax-ready HP OfficeJet inkjet printers are vulnerable to a simple hack that gives an attacker full control over a targeted printer. Once compromised, the all-in-one OfficeJet could act as a springboard for deeper network penetration by an attacker.

Here at DEF CON, researchers at Check Point released public details on two critical vulnerabilities found in HP’s implementation of a widely used fax protocol used in all its OfficeJet all-in-one inkjet printers. In coordination with Check Point’s public disclosure, HP Inc. released patches for both vulnerabilities (CVE-2018-5925 and CVE-2018-5924).

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